| datetime   | flow                |
|------------|---------------------|
| 1967-05-19 | 260.0               |
| 1967-05-20 | 290.0               |
| 1967-05-21 | 298.0               |
| 1967-05-22 | 316.0               |
| 1967-05-23 | 329.0               |
| 1967-05-24 | 311.0               |
| 1967-05-25 | 281.0               |
| 1967-05-26 | 240.0               |
| 1967-05-27 | 202.0               |
| 1967-05-28 | 190.0               |
| 1967-05-29 | 181.0               |
| 1967-05-30 | 168.0               |
| 1967-05-31 | 154.0               |
| 1967-06-01 | 142.0               |
| 1967-06-02 | 134.0               |
| 1967-06-03 | 127.0               |
| 1967-06-04 | 122.0               |
| 1967-06-05 | 116.0               |
| 1967-06-06 | 115.0               |
| 1967-06-07 | 110.0               |
| 1967-06-08 | 108.0               |
| 1967-06-09 | 105.0               |
| 1967-06-10 | 98.0                |
| 1967-06-11 | 92.0                |
| 1967-06-12 | 90.0                |
| 1967-06-13 | 94.0                |
| 1967-06-14 | 98.0                |
| 1967-06-15 | 103.0               |
| 1967-06-16 | 105.0               |
| 1967-06-17 | 109.0               |
| 1967-06-18 | 108.0               |
| 1967-06-19 | 105.0               |
| 1967-06-20 | 103.0               |
| 1967-06-21 | 101.0               |
| 1967-06-22 | 96.0                |
| 1967-06-23 | 91.0                |
| 1967-06-24 | 84.0                |
| 1967-06-25 | 80.0                |
| 1967-06-26 | 76.0                |
| 1967-06-27 | 73.0                |
| 1967-06-28 | 69.0                |
| 1967-06-29 | 64.0                |
| 1967-06-30 | 61.0                |
| 1967-07-01 | 57.0                |
| 1967-07-02 | 56.0                |
| 1967-07-03 | 54.0                |
| 1967-07-04 | 51.0                |
| 1967-07-05 | 47.0                |
| 1967-07-06 | 49.0                |
| 1967-07-07 | 47.0                |
| 1967-07-08 | 44.0                |
| 1967-07-09 | 40.0                |
| 1967-07-10 | 38.0                |
| 1967-07-11 | 37.0                |
| 1967-07-12 | 37.0                |
| 1967-07-13 | 34.0                |
| 1967-07-14 | 40.0                |
| 1967-07-15 | 47.0                |
| 1967-07-16 | 40.0                |
| 1967-07-17 | 37.0                |
| 1967-07-18 | 32.0                |
| 1967-07-19 | 31.0                |
| 1967-07-20 | 30.0                |
| 1967-07-21 | 29.0                |
| 1967-07-22 | 29.0                |
| 1967-07-23 | 29.0                |
| 1967-07-24 | 28.0                |
| 1967-07-25 | 26.0                |
| 1967-07-26 | 25.0                |
| 1967-07-27 | 22.0                |
| 1967-07-28 | 22.0                |
| 1967-07-29 | 20.0                |
| 1967-07-30 | 20.0                |
| 1967-07-31 | 20.0                |
| 1967-08-01 | 19.0                |
| 1967-08-02 | 20.0                |
| 1967-08-03 | 18.0                |
| 1967-08-04 | 17.0                |
| 1967-08-05 | 18.0                |
| 1967-08-06 | 17.0                |
| 1967-08-07 | 17.0                |
| 1967-08-08 | 22.0                |
| 1967-08-09 | 18.0                |
| 1967-08-10 | 17.0                |
| 1967-08-11 | 16.0                |
| 1967-08-12 | 16.0                |
| 1967-08-13 | 15.0                |
| 1967-08-14 | 14.0                |
| 1967-08-15 | 13.0                |
| 1967-08-16 | 12.0                |
| 1967-08-17 | 12.0                |
| 1967-08-18 | 12.0                |
| 1967-08-19 | 12.0                |
| 1967-08-20 | 12.0                |
| 1967-08-21 | 11.0                |
| 1967-08-22 | 10.0                |
| 1967-08-23 | 9.4                 |
| 1967-08-24 | 8.8                 |
| 1967-08-25 | 8.3                 |
| 1967-08-26 | 8.8                 |
| 1967-08-27 | 8.8                 |
| 1967-08-28 | 9.4                 |
| 1967-08-29 | 9.4                 |
| 1967-08-30 | 9.4                 |
| 1967-08-31 | 9.4                 |
| 1967-09-01 | 8.8                 |
| 1967-09-02 | 8.3                 |
| 1967-09-03 | 7.8                 |
| 1967-09-04 | 7.3                 |
| 1967-09-05 | 6.8                 |
| 1967-09-06 | 6.4                 |
| 1967-09-07 | 6.0                 |
| 1967-09-08 | 8.3                 |
| 1967-09-09 | 11.0                |
| 1967-09-10 | 8.3                 |
| 1967-09-11 | 7.8                 |
| 1967-09-12 | 7.3                 |
| 1967-09-13 | 7.8                 |
| 1967-09-14 | 7.8                 |
| 1967-09-15 | 7.8                 |
| 1967-09-16 | 7.8                 |
| 1967-09-17 | 7.3                 |
| 1967-09-18 | 7.3                 |
| 1967-09-19 | 7.3                 |
| 1967-09-20 | 7.3                 |
| 1967-09-21 | 7.3                 |
| 1967-09-22 | 7.8                 |
| 1967-09-23 | 9.4                 |
| 1967-09-24 | 7.8                 |
| 1967-09-25 | 8.3                 |
| 1967-09-26 | 8.8                 |
| 1967-09-27 | 8.3                 |
| 1967-09-28 | 7.3                 |
| 1967-09-29 | 7.3                 |
| 1967-09-30 | 7.3                 |
| 1967-10-01 | 7.4                 |
| 1967-10-02 | 7.8                 |
| 1967-10-03 | 7.5                 |
| 1967-10-04 | 7.4                 |
| 1967-10-05 | 8.3                 |
| 1967-10-06 | 8.4                 |
| 1967-10-07 | 7.5                 |
| 1967-10-08 | 7.4                 |
| 1967-10-09 | 7.4                 |
| 1967-10-10 | 7.3                 |
| 1967-10-11 | 7.2                 |
| 1967-10-12 | 7.2                 |
| 1967-10-13 | 7.3                 |
| 1967-10-14 | 7.6                 |
| 1967-10-15 | 7.7                 |
| 1967-10-16 | 7.0                 |
| 1967-10-17 | 6.8                 |
| 1967-10-18 | 6.8                 |
| 1967-10-19 | 7.0                 |
| 1967-10-20 | 6.9                 |
| 1967-10-21 | 7.1                 |
| 1967-10-22 | 6.8                 |
| 1967-10-23 | 7.1                 |
| 1967-10-24 | 7.2                 |
| 1967-10-25 | 7.3                 |
| 1967-10-26 | 7.5                 |
| 1967-10-27 | 7.6                 |
| 1967-10-28 | 8.4                 |
| 1967-10-29 | 9.0                 |
| 1967-10-30 | 8.6                 |
| 1967-10-31 | 7.7                 |
| 1967-11-01 | 7.5                 |
| 1967-11-02 | 7.5                 |
| 1967-11-03 | 7.0                 |
| 1967-11-04 | 7.4                 |
| 1967-11-05 | 8.4                 |
| 1967-11-06 | 8.3                 |
| 1967-11-07 | 7.8                 |
| 1967-11-08 | 7.2                 |
| 1967-11-09 | 5.9                 |
| 1967-11-10 | 6.3                 |
| 1967-11-11 | 6.4                 |
| 1967-11-12 | 7.1                 |
| 1967-11-13 | 7.5                 |
| 1967-11-14 | 7.8                 |
| 1967-11-15 | 8.0                 |
| 1967-11-16 | 8.1                 |
| 1967-11-17 | 7.9                 |
| 1967-11-18 | 8.3                 |
| 1967-11-19 | 8.8                 |
| 1967-11-20 | 9.7                 |
| 1967-11-21 | 11.0                |
| 1967-11-22 | 7.3                 |
| 1967-11-23 | 6.1                 |
| 1967-11-24 | 5.4                 |
| 1967-11-25 | 5.8                 |
| 1967-11-26 | 4.6                 |
| 1967-11-27 | 4.2                 |
| 1967-11-28 | 3.9                 |
| 1967-11-29 | 4.8                 |
| 1967-11-30 | 4.9                 |
| 1967-12-01 | 5.1                 |
| 1967-12-02 | 5.2                 |
| 1967-12-03 | 5.2                 |
| 1967-12-04 | 5.2                 |
| 1967-12-05 | 5.2                 |
| 1967-12-06 | 5.2                 |
| 1967-12-07 | 5.1                 |
| 1967-12-08 | 5.1                 |
| 1967-12-09 | 5.0                 |
| 1967-12-10 | 5.0                 |
| 1967-12-11 | 5.0                 |
| 1967-12-12 | 5.0                 |
| 1967-12-13 | 5.0                 |
| 1967-12-14 | 5.0                 |
| 1967-12-15 | 5.0                 |
| 1967-12-16 | 5.0                 |
| 1967-12-17 | 5.0                 |
| 1967-12-18 | 5.0                 |
| 1967-12-19 | 5.0                 |
| 1967-12-20 | 5.0                 |
| 1967-12-21 | 5.0                 |
| 1967-12-22 | 5.1                 |
| 1967-12-23 | 5.2                 |
| 1967-12-24 | 5.4                 |
| 1967-12-25 | 5.6                 |
| 1967-12-26 | 5.6                 |
| 1967-12-27 | 5.6                 |
| 1967-12-28 | 5.6                 |
| 1967-12-29 | 5.5                 |
| 1967-12-30 | 5.4                 |
| 1967-12-31 | 5.2                 |
| 1968-01-01 | 5.2                 |
| 1968-01-02 | 5.2                 |
| 1968-01-03 | 5.1                 |
| 1968-01-04 | 5.1                 |
| 1968-01-05 | 5.0                 |
| 1968-01-06 | 5.0                 |
| 1968-01-07 | 5.0                 |
| 1968-01-08 | 5.0                 |
| 1968-01-09 | 5.0                 |
| 1968-01-10 | 5.0                 |
| 1968-01-11 | 5.0                 |
| 1968-01-12 | 5.0                 |
| 1968-01-13 | 5.0                 |
| 1968-01-14 | 5.0                 |
| 1968-01-15 | 5.0                 |
| 1968-01-16 | 5.0                 |
| 1968-01-17 | 5.0                 |
| 1968-01-18 | 5.0                 |
| 1968-01-19 | 5.0                 |
| 1968-01-20 | 5.0                 |
| 1968-01-21 | 5.0                 |
| 1968-01-22 | 5.0                 |
| 1968-01-23 | 5.0                 |
| 1968-01-24 | 5.0                 |
| 1968-01-25 | 5.0                 |
| 1968-01-26 | 5.0                 |
| 1968-01-27 | 5.0                 |
| 1968-01-28 | 5.0                 |
| 1968-01-29 | 5.0                 |
| 1968-01-30 | 5.0                 |
| 1968-01-31 | 5.0                 |
| 1968-02-01 | 5.0                 |
| 1968-02-02 | 5.0                 |
| 1968-02-03 | 5.0                 |
| 1968-02-04 | 5.0                 |
| 1968-02-05 | 5.1                 |
| 1968-02-06 | 5.2                 |
| 1968-02-07 | 5.2                 |
| 1968-02-08 | 5.2                 |
| 1968-02-09 | 5.2                 |
| 1968-02-10 | 5.3                 |
| 1968-02-11 | 5.3                 |
| 1968-02-12 | 5.3                 |
| 1968-02-13 | 5.4                 |
| 1968-02-14 | 5.4                 |
| 1968-02-15 | 5.5                 |
| 1968-02-16 | 5.5                 |
| 1968-02-17 | 5.6                 |
| 1968-02-18 | 5.5                 |
| 1968-02-19 | 5.1                 |
| 1968-02-20 | 4.9                 |
| 1968-02-21 | 5.0                 |
| 1968-02-22 | 5.8                 |
| 1968-02-23 | 7.1                 |
| 1968-02-24 | 7.5                 |
| 1968-02-25 | 7.8                 |
| 1968-02-26 | 7.8                 |
| 1968-02-27 | 7.1                 |
| 1968-02-28 | 7.0                 |
| 1968-02-29 | 6.8                 |
| 1968-03-01 | 6.6                 |
| 1968-03-02 | 6.6                 |
| 1968-03-03 | 6.8                 |
| 1968-03-04 | 7.1                 |
| 1968-03-05 | 7.5                 |
| 1968-03-06 | 8.0                 |
| 1968-03-07 | 8.8                 |
| 1968-03-08 | 8.5                 |
| 1968-03-09 | 8.0                 |
| 1968-03-10 | 8.5                 |
| 1968-03-11 | 8.3                 |
| 1968-03-12 | 7.9                 |
| 1968-03-13 | 7.8                 |
| 1968-03-14 | 9.9                 |
| 1968-03-15 | 9.8                 |
| 1968-03-16 | 9.8                 |
| 1968-03-17 | 9.8                 |
| 1968-03-18 | 9.9                 |
| 1968-03-19 | 10.0                |
| 1968-03-20 | 11.0                |
| 1968-03-21 | 12.0                |
| 1968-03-22 | 13.0                |
| 1968-03-23 | 14.0                |
| 1968-03-24 | 14.0                |
| 1968-03-25 | 15.0                |
| 1968-03-26 | 15.0                |
| 1968-03-27 | 19.0                |
| 1968-03-28 | 21.0                |
| 1968-03-29 | 22.0                |
| 1968-03-30 | 27.0                |
| 1968-03-31 | 33.0                |
| 1968-04-01 | 38.0                |
| 1968-04-02 | 37.0                |
| 1968-04-03 | 28.0                |
| 1968-04-04 | 26.0                |
| 1968-04-05 | 25.0                |
| 1968-04-06 | 24.0                |
| 1968-04-07 | 23.0                |
| 1968-04-08 | 21.0                |
| 1968-04-09 | 20.0                |
| 1968-04-10 | 23.0                |
| 1968-04-11 | 28.0                |
| 1968-04-12 | 38.0                |
| 1968-04-13 | 49.0                |
| 1968-04-14 | 42.0                |
| 1968-04-15 | 47.0                |
| 1968-04-16 | 55.0                |
| 1968-04-17 | 53.0                |
| 1968-04-18 | 49.0                |
| 1968-04-19 | 47.0                |
| 1968-04-20 | 47.0                |
| 1968-04-21 | 47.0                |
| 1968-04-22 | 44.0                |
| 1968-04-23 | 42.0                |
| 1968-04-24 | 46.0                |
| 1968-04-25 | 46.0                |
| 1968-04-26 | 46.0                |
| 1968-04-27 | 51.0                |
| 1968-04-28 | 50.0                |
| 1968-04-29 | 59.0                |
| 1968-04-30 | 79.0                |
| 1968-05-01 | 109.0               |
| 1968-05-02 | 138.0               |
| 1968-05-03 | 177.0               |
| 1968-05-04 | 208.0               |
| 1968-05-05 | 231.0               |
| 1968-05-06 | 232.0               |
| 1968-05-07 | 209.0               |
| 1968-05-08 | 200.0               |
| 1968-05-09 | 207.0               |
| 1968-05-10 | 216.0               |
| 1968-05-11 | 231.0               |
| 1968-05-12 | 256.0               |
| 1968-05-13 | 264.0               |
| 1968-05-14 | 247.0               |
| 1968-05-15 | 223.0               |
| 1968-05-16 | 209.0               |
| 1968-05-17 | 197.0               |
| 1968-05-18 | 207.0               |
| 1968-05-19 | 228.0               |
| 1968-05-20 | 263.0               |
| 1968-05-21 | 297.0               |
| 1968-05-22 | 324.0               |
| 1968-05-23 | 330.0               |
| 1968-05-24 | 288.0               |
| 1968-05-25 | 255.0               |
| 1968-05-26 | 234.0               |
| 1968-05-27 | 226.0               |
| 1968-05-28 | 229.0               |
| 1968-05-29 | 235.0               |
| 1968-05-30 | 235.0               |
| 1968-05-31 | 226.0               |
| 1968-06-01 | 206.0               |
| 1968-06-02 | 183.0               |
| 1968-06-03 | 164.0               |
| 1968-06-04 | 151.0               |
| 1968-06-05 | 148.0               |
| 1968-06-06 | 128.0               |
| 1968-06-07 | 114.0               |
| 1968-06-08 | 108.0               |
| 1968-06-09 | 98.0                |
| 1968-06-10 | 93.0                |
| 1968-06-11 | 86.0                |
| 1968-06-12 | 78.0                |
| 1968-06-13 | 73.0                |
| 1968-06-14 | 72.0                |
| 1968-06-15 | 70.0                |
| 1968-06-16 | 66.0                |
| 1968-06-17 | 65.0                |
| 1968-06-18 | 61.0                |
| 1968-06-19 | 60.0                |
| 1968-06-20 | 57.0                |
| 1968-06-21 | 56.0                |
| 1968-06-22 | 54.0                |
| 1968-06-23 | 53.0                |
| 1968-06-24 | 51.0                |
| 1968-06-25 | 49.0                |
| 1968-06-26 | 48.0                |
| 1968-06-27 | 47.0                |
| 1968-06-28 | 46.0                |
| 1968-06-29 | 44.0                |
| 1968-06-30 | 43.0                |
| 1968-07-01 | 40.0                |
| 1968-07-02 | 38.0                |
| 1968-07-03 | 37.0                |
| 1968-07-04 | 36.0                |
| 1968-07-05 | 35.0                |
| 1968-07-06 | 34.0                |
| 1968-07-07 | 33.0                |
| 1968-07-08 | 33.0                |
| 1968-07-09 | 31.0                |
| 1968-07-10 | 30.0                |
| 1968-07-11 | 29.0                |
| 1968-07-12 | 27.0                |
| 1968-07-13 | 25.0                |
| 1968-07-14 | 24.0                |
| 1968-07-15 | 23.0                |
| 1968-07-16 | 23.0                |
| 1968-07-17 | 21.0                |
| 1968-07-18 | 21.0                |
| 1968-07-19 | 20.0                |
| 1968-07-20 | 20.0                |
| 1968-07-21 | 20.0                |
| 1968-07-22 | 23.0                |
| 1968-07-23 | 21.0                |
| 1968-07-24 | 18.0                |
| 1968-07-25 | 17.0                |
| 1968-07-26 | 18.0                |
| 1968-07-27 | 16.0                |
| 1968-07-28 | 21.0                |
| 1968-07-29 | 17.0                |
| 1968-07-30 | 16.0                |
| 1968-07-31 | 15.0                |
| 1968-08-01 | 19.0                |
| 1968-08-02 | 18.0                |
| 1968-08-03 | 17.0                |
| 1968-08-04 | 17.0                |
| 1968-08-05 | 16.0                |
| 1968-08-06 | 14.0                |
| 1968-08-07 | 16.0                |
| 1968-08-08 | 15.0                |
| 1968-08-09 | 15.0                |
| 1968-08-10 | 13.0                |
| 1968-08-11 | 12.0                |
| 1968-08-12 | 11.0                |
| 1968-08-13 | 12.0                |
| 1968-08-14 | 13.0                |
| 1968-08-15 | 11.0                |
| 1968-08-16 | 11.0                |
| 1968-08-17 | 11.0                |
| 1968-08-18 | 14.0                |
| 1968-08-19 | 11.0                |
| 1968-08-20 | 9.6                 |
| 1968-08-21 | 8.8                 |
| 1968-08-22 | 10.0                |
| 1968-08-23 | 13.0                |
| 1968-08-24 | 10.0                |
| 1968-08-25 | 8.9                 |
| 1968-08-26 | 8.6                 |
| 1968-08-27 | 8.8                 |
| 1968-08-28 | 9.0                 |
| 1968-08-29 | 8.2                 |
| 1968-08-30 | 7.6                 |
| 1968-08-31 | 7.4                 |
| 1968-09-01 | 7.1                 |
| 1968-09-02 | 7.2                 |
| 1968-09-03 | 6.8                 |
| 1968-09-04 | 6.9                 |
| 1968-09-05 | 7.0                 |
| 1968-09-06 | 6.8                 |
| 1968-09-07 | 6.7                 |
| 1968-09-08 | 6.1                 |
| 1968-09-09 | 6.0                 |
| 1968-09-10 | 6.0                 |
| 1968-09-11 | 6.1                 |
| 1968-09-12 | 7.1                 |
| 1968-09-13 | 7.0                 |
| 1968-09-14 | 7.1                 |
| 1968-09-15 | 6.7                 |
| 1968-09-16 | 6.4                 |
| 1968-09-17 | 6.8                 |
| 1968-09-18 | 6.8                 |
| 1968-09-19 | 6.7                 |
| 1968-09-20 | 6.6                 |
| 1968-09-21 | 7.1                 |
| 1968-09-22 | 6.9                 |
| 1968-09-23 | 6.7                 |
| 1968-09-24 | 6.4                 |
| 1968-09-25 | 6.4                 |
| 1968-09-26 | 6.3                 |
| 1968-09-27 | 6.3                 |
| 1968-09-28 | 6.0                 |
| 1968-09-29 | 6.4                 |
| 1968-09-30 | 6.8                 |
| 1968-10-01 | 6.5                 |
| 1968-10-02 | 6.4                 |
| 1968-10-03 | 6.4                 |
| 1968-10-04 | 7.2                 |
| 1968-10-05 | 7.7                 |
| 1968-10-06 | 6.9                 |
| 1968-10-07 | 6.6                 |
| 1968-10-08 | 6.2                 |
| 1968-10-09 | 6.2                 |
| 1968-10-10 | 6.3                 |
| 1968-10-11 | 6.4                 |
| 1968-10-12 | 6.4                 |
| 1968-10-13 | 6.5                 |
| 1968-10-14 | 6.8                 |
| 1968-10-15 | 8.3                 |
| 1968-10-16 | 7.6                 |
| 1968-10-17 | 7.0                 |
| 1968-10-18 | 6.8                 |
| 1968-10-19 | 6.7                 |
| 1968-10-20 | 6.7                 |
| 1968-10-21 | 6.5                 |
| 1968-10-22 | 6.4                 |
| 1968-10-23 | 6.6                 |
| 1968-10-24 | 6.4                 |
| 1968-10-25 | 6.4                 |
| 1968-10-26 | 6.4                 |
| 1968-10-27 | 6.4                 |
| 1968-10-28 | 6.2                 |
| 1968-10-29 | 6.3                 |
| 1968-10-30 | 6.4                 |
| 1968-10-31 | 6.7                 |
| 1968-11-01 | 6.6                 |
| 1968-11-02 | 6.4                 |
| 1968-11-03 | 6.5                 |
| 1968-11-04 | 7.5                 |
| 1968-11-05 | 8.0                 |
| 1968-11-06 | 7.2                 |
| 1968-11-07 | 6.5                 |
| 1968-11-08 | 6.0                 |
| 1968-11-09 | 7.4                 |
| 1968-11-10 | 7.8                 |
| 1968-11-11 | 6.4                 |
| 1968-11-12 | 6.3                 |
| 1968-11-13 | 6.3                 |
| 1968-11-14 | 8.1                 |
| 1968-11-15 | 5.5                 |
| 1968-11-16 | 6.3                 |
| 1968-11-17 | 6.4                 |
| 1968-11-18 | 6.6                 |
| 1968-11-19 | 6.8                 |
| 1968-11-20 | 6.8                 |
| 1968-11-21 | 6.8                 |
| 1968-11-22 | 6.8                 |
| 1968-11-23 | 6.7                 |
| 1968-11-24 | 6.2                 |
| 1968-11-25 | 5.6                 |
| 1968-11-26 | 5.2                 |
| 1968-11-27 | 4.8                 |
| 1968-11-28 | 4.5                 |
| 1968-11-29 | 4.2                 |
| 1968-11-30 | 3.9                 |
| 1968-12-01 | 3.7                 |
| 1968-12-02 | 3.4                 |
| 1968-12-03 | 3.2                 |
| 1968-12-04 | 3.1                 |
| 1968-12-05 | 3.0                 |
| 1968-12-06 | 2.5                 |
| 1968-12-07 | 2.5                 |
| 1968-12-08 | 2.5                 |
| 1968-12-09 | 2.5                 |
| 1968-12-10 | 2.5                 |
| 1968-12-11 | 2.5                 |
| 1968-12-12 | 2.5                 |
| 1968-12-13 | 2.5                 |
| 1968-12-14 | 2.5                 |
| 1968-12-15 | 2.5                 |
| 1968-12-16 | 2.3                 |
| 1968-12-17 | 2.1                 |
| 1968-12-18 | 2.1                 |
| 1968-12-19 | 2.1                 |
| 1968-12-20 | 2.1                 |
| 1968-12-21 | 2.1                 |
| 1968-12-22 | 2.1                 |
| 1968-12-23 | 2.1                 |
| 1968-12-24 | 2.1                 |
| 1968-12-25 | 2.1                 |
| 1968-12-26 | 2.1                 |
| 1968-12-27 | 2.1                 |
| 1968-12-28 | 2.1                 |
| 1968-12-29 | 2.1                 |
| 1968-12-30 | 2.1                 |
| 1968-12-31 | 2.1                 |
| 1969-01-01 | 2.0                 |
| 1969-01-02 | 2.0                 |
| 1969-01-03 | 2.0                 |
| 1969-01-04 | 2.0                 |
| 1969-01-05 | 2.0                 |
| 1969-01-06 | 2.0                 |
| 1969-01-07 | 2.0                 |
| 1969-01-08 | 2.0                 |
| 1969-01-09 | 2.0                 |
| 1969-01-10 | 2.0                 |
| 1969-01-11 | 2.0                 |
| 1969-01-12 | 2.0                 |
| 1969-01-13 | 2.0                 |
| 1969-01-14 | 2.0                 |
| 1969-01-15 | 2.0                 |
| 1969-01-16 | 2.0                 |
| 1969-01-17 | 2.0                 |
| 1969-01-18 | 2.0                 |
| 1969-01-19 | 2.0                 |
| 1969-01-20 | 2.0                 |
| 1969-01-21 | 2.0                 |
| 1969-01-22 | 2.0                 |
| 1969-01-23 | 2.0                 |
| 1969-01-24 | 2.0                 |
| 1969-01-25 | 2.0                 |
| 1969-01-26 | 2.0                 |
| 1969-01-27 | 2.0                 |
| 1969-01-28 | 2.0                 |
| 1969-01-29 | 2.0                 |
| 1969-01-30 | 2.0                 |
| 1969-01-31 | 2.0                 |
| 1969-02-01 | 1.9                 |
| 1969-02-02 | 1.9                 |
| 1969-02-03 | 1.9                 |
| 1969-02-04 | 1.9                 |
| 1969-02-05 | 1.9                 |
| 1969-02-06 | 1.9                 |
| 1969-02-07 | 1.9                 |
| 1969-02-08 | 1.9                 |
| 1969-02-09 | 1.9                 |
| 1969-02-10 | 1.9                 |
| 1969-02-11 | 1.9                 |
| 1969-02-12 | 1.9                 |
| 1969-02-13 | 1.9                 |
| 1969-02-14 | 1.9                 |
| 1969-02-15 | 1.9                 |
| 1969-02-16 | 1.9                 |
| 1969-02-17 | 1.9                 |
| 1969-02-18 | 1.9                 |
| 1969-02-19 | 1.9                 |
| 1969-02-20 | 1.9                 |
| 1969-02-21 | 1.9                 |
| 1969-02-22 | 1.9                 |
| 1969-02-23 | 1.9                 |
| 1969-02-24 | 1.9                 |
| 1969-02-25 | 1.9                 |
| 1969-02-26 | 1.9                 |
| 1969-02-27 | 1.9                 |
| 1969-02-28 | 1.9                 |
| 1969-03-01 | 1.6                 |
| 1969-03-02 | 1.6                 |
| 1969-03-03 | 1.6                 |
| 1969-03-04 | 1.6                 |
| 1969-03-05 | 1.6                 |
| 1969-03-06 | 1.6                 |
| 1969-03-07 | 1.6                 |
| 1969-03-08 | 1.6                 |
| 1969-03-09 | 1.6                 |
| 1969-03-10 | 1.6                 |
| 1969-03-11 | 1.6                 |
| 1969-03-12 | 1.6                 |
| 1969-03-13 | 1.6                 |
| 1969-03-14 | 1.6                 |
| 1969-03-15 | 1.6                 |
| 1969-03-16 | 1.6                 |
| 1969-03-17 | 1.6                 |
| 1969-03-18 | 1.6                 |
| 1969-03-19 | 1.8                 |
| 1969-03-20 | 2.0                 |
| 1969-03-21 | 2.5                 |
| 1969-03-22 | 3.2                 |
| 1969-03-23 | 6.0                 |
| 1969-03-24 | 9.0                 |
| 1969-03-25 | 15.0                |
| 1969-03-26 | 22.0                |
| 1969-03-27 | 26.0                |
| 1969-03-28 | 28.0                |
| 1969-03-29 | 31.0                |
| 1969-03-30 | 32.0                |
| 1969-03-31 | 39.0                |
| 1969-04-01 | 51.0                |
| 1969-04-02 | 69.0                |
| 1969-04-03 | 74.0                |
| 1969-04-04 | 80.0                |
| 1969-04-05 | 102.0               |
| 1969-04-06 | 102.0               |
| 1969-04-07 | 93.0                |
| 1969-04-08 | 90.0                |
| 1969-04-09 | 85.0                |
| 1969-04-10 | 100.0               |
| 1969-04-11 | 116.0               |
| 1969-04-12 | 129.0               |
| 1969-04-13 | 136.0               |
| 1969-04-14 | 127.0               |
| 1969-04-15 | 118.0               |
| 1969-04-16 | 108.0               |
| 1969-04-17 | 107.0               |
| 1969-04-18 | 109.0               |
| 1969-04-19 | 113.0               |
| 1969-04-20 | 134.0               |
| 1969-04-21 | 173.0               |
| 1969-04-22 | 219.0               |
| 1969-04-23 | 247.0               |
| 1969-04-24 | 271.0               |
| 1969-04-25 | 250.0               |
| 1969-04-26 | 216.0               |
| 1969-04-27 | 191.0               |
| 1969-04-28 | 180.0               |
| 1969-04-29 | 190.0               |
| 1969-04-30 | 218.0               |
| 1969-05-01 | 244.0               |
| 1969-05-02 | 273.0               |
| 1969-05-03 | 290.0               |
| 1969-05-04 | 298.0               |
| 1969-05-05 | 292.0               |
| 1969-05-06 | 293.0               |
| 1969-05-07 | 322.0               |
| 1969-05-08 | 331.0               |
| 1969-05-09 | 315.0               |
| 1969-05-10 | 299.0               |
| 1969-05-11 | 287.0               |
| 1969-05-12 | 270.0               |
| 1969-05-13 | 252.0               |
| 1969-05-14 | 232.0               |
| 1969-05-15 | 214.0               |
| 1969-05-16 | 191.0               |
| 1969-05-17 | 173.0               |
| 1969-05-18 | 159.0               |
| 1969-05-19 | 146.0               |
| 1969-05-20 | 136.0               |
| 1969-05-21 | 127.0               |
| 1969-05-22 | 118.0               |
| 1969-05-23 | 111.0               |
| 1969-05-24 | 104.0               |
| 1969-05-25 | 97.0                |
| 1969-05-26 | 91.0                |
| 1969-05-27 | 86.0                |
| 1969-05-28 | 82.0                |
| 1969-05-29 | 77.0                |
| 1969-05-30 | 72.0                |
| 1969-05-31 | 68.0                |
| 1969-06-01 | 65.0                |
| 1969-06-02 | 63.0                |
| 1969-06-03 | 60.0                |
| 1969-06-04 | 59.0                |
| 1969-06-05 | 57.0                |
| 1969-06-06 | 57.0                |
| 1969-06-07 | 57.0                |
| 1969-06-08 | 57.0                |
| 1969-06-09 | 54.0                |
| 1969-06-10 | 50.0                |
| 1969-06-11 | 48.0                |
| 1969-06-12 | 43.0                |
| 1969-06-13 | 39.0                |
| 1969-06-14 | 37.0                |
| 1969-06-15 | 40.0                |
| 1969-06-16 | 46.0                |
| 1969-06-17 | 43.0                |
| 1969-06-18 | 38.0                |
| 1969-06-19 | 35.0                |
| 1969-06-20 | 31.0                |
| 1969-06-21 | 28.0                |
| 1969-06-22 | 28.0                |
| 1969-06-23 | 28.0                |
| 1969-06-24 | 40.0                |
| 1969-06-25 | 36.0                |
| 1969-06-26 | 32.0                |
| 1969-06-27 | 29.0                |
| 1969-06-28 | 26.0                |
| 1969-06-29 | 24.0                |
| 1969-06-30 | 23.0                |
| 1969-07-01 | 22.0                |
| 1969-07-02 | 20.0                |
| 1969-07-03 | 19.0                |
| 1969-07-04 | 19.0                |
| 1969-07-05 | 19.0                |
| 1969-07-06 | 18.0                |
| 1969-07-07 | 18.0                |
| 1969-07-08 | 17.0                |
| 1969-07-09 | 18.0                |
| 1969-07-10 | 16.0                |
| 1969-07-11 | 15.0                |
| 1969-07-12 | 15.0                |
| 1969-07-13 | 15.0                |
| 1969-07-14 | 15.0                |
| 1969-07-15 | 14.0                |
| 1969-07-16 | 13.0                |
| 1969-07-17 | 13.0                |
| 1969-07-18 | 13.0                |
| 1969-07-19 | 13.0                |
| 1969-07-20 | 12.0                |
| 1969-07-21 | 13.0                |
| 1969-07-22 | 13.0                |
| 1969-07-23 | 12.0                |
| 1969-07-24 | 12.0                |
| 1969-07-25 | 13.0                |
| 1969-07-26 | 11.0                |
| 1969-07-27 | 10.0                |
| 1969-07-28 | 10.0                |
| 1969-07-29 | 12.0                |
| 1969-07-30 | 16.0                |
| 1969-07-31 | 12.0                |
| 1969-08-01 | 10.0                |
| 1969-08-02 | 9.7                 |
| 1969-08-03 | 10.0                |
| 1969-08-04 | 9.3                 |
| 1969-08-05 | 8.7                 |
| 1969-08-06 | 8.0                 |
| 1969-08-07 | 7.7                 |
| 1969-08-08 | 7.3                 |
| 1969-08-09 | 7.2                 |
| 1969-08-10 | 8.3                 |
| 1969-08-11 | 8.9                 |
| 1969-08-12 | 8.7                 |
| 1969-08-13 | 7.5                 |
| 1969-08-14 | 6.9                 |
| 1969-08-15 | 6.5                 |
| 1969-08-16 | 7.8                 |
| 1969-08-17 | 8.9                 |
| 1969-08-18 | 9.9                 |
| 1969-08-19 | 9.5                 |
| 1969-08-20 | 8.7                 |
| 1969-08-21 | 8.4                 |
| 1969-08-22 | 8.5                 |
| 1969-08-23 | 8.8                 |
| 1969-08-24 | 7.8                 |
| 1969-08-25 | 6.8                 |
| 1969-08-26 | 6.5                 |
| 1969-08-27 | 6.3                 |
| 1969-08-28 | 6.4                 |
| 1969-08-29 | 7.4                 |
| 1969-08-30 | 7.4                 |
| 1969-08-31 | 6.2                 |
| 1969-09-01 | 5.4                 |
| 1969-09-02 | 5.1                 |
| 1969-09-03 | 5.8                 |
| 1969-09-04 | 7.3                 |
| 1969-09-05 | 5.8                 |
| 1969-09-06 | 5.4                 |
| 1969-09-07 | 5.0                 |
| 1969-09-08 | 5.0                 |
| 1969-09-09 | 6.3                 |
| 1969-09-10 | 5.8                 |
| 1969-09-11 | 6.8                 |
| 1969-09-12 | 5.0                 |
| 1969-09-13 | 5.4                 |
| 1969-09-14 | 5.4                 |
| 1969-09-15 | 5.4                 |
| 1969-09-16 | 5.4                 |
| 1969-09-17 | 5.4                 |
| 1969-09-18 | 5.4                 |
| 1969-09-19 | 5.4                 |
| 1969-09-20 | 5.0                 |
| 1969-09-21 | 5.4                 |
| 1969-09-22 | 5.8                 |
| 1969-09-23 | 5.4                 |
| 1969-09-24 | 5.4                 |
| 1969-09-25 | 5.4                 |
| 1969-09-26 | 5.4                 |
| 1969-09-27 | 5.4                 |
| 1969-09-28 | 5.4                 |
| 1969-09-29 | 5.0                 |
| 1969-09-30 | 5.8                 |
| 1969-10-01 | 5.6                 |
| 1969-10-02 | 6.9                 |
| 1969-10-03 | 7.6                 |
| 1969-10-04 | 7.3                 |
| 1969-10-05 | 7.6                 |
| 1969-10-06 | 7.0                 |
| 1969-10-07 | 6.1                 |
| 1969-10-08 | 6.1                 |
| 1969-10-09 | 5.8                 |
| 1969-10-10 | 6.3                 |
| 1969-10-11 | 7.0                 |
| 1969-10-12 | 6.5                 |
| 1969-10-13 | 6.3                 |
| 1969-10-14 | 6.3                 |
| 1969-10-15 | 7.1                 |
| 1969-10-16 | 7.6                 |
| 1969-10-17 | 8.7                 |
| 1969-10-18 | 8.8                 |
| 1969-10-19 | 8.1                 |
| 1969-10-20 | 6.6                 |
| 1969-10-21 | 7.4                 |
| 1969-10-22 | 8.3                 |
| 1969-10-23 | 8.3                 |
| 1969-10-24 | 8.5                 |
| 1969-10-25 | 8.5                 |
| 1969-10-26 | 8.0                 |
| 1969-10-27 | 7.5                 |
| 1969-10-28 | 7.4                 |
| 1969-10-29 | 7.8                 |
| 1969-10-30 | 6.4                 |
| 1969-10-31 | 6.5                 |
| 1969-11-01 | 6.8                 |
| 1969-11-02 | 6.3                 |
| 1969-11-03 | 5.7                 |
| 1969-11-04 | 5.9                 |
| 1969-11-05 | 5.8                 |
| 1969-11-06 | 5.7                 |
| 1969-11-07 | 6.3                 |
| 1969-11-08 | 5.7                 |
| 1969-11-09 | 5.6                 |
| 1969-11-10 | 5.5                 |
| 1969-11-11 | 5.3                 |
| 1969-11-12 | 5.3                 |
| 1969-11-13 | 5.4                 |
| 1969-11-14 | 5.3                 |
| 1969-11-15 | 5.5                 |
| 1969-11-16 | 5.5                 |
| 1969-11-17 | 5.5                 |
| 1969-11-18 | 5.5                 |
| 1969-11-19 | 5.5                 |
| 1969-11-20 | 5.5                 |
| 1969-11-21 | 5.4                 |
| 1969-11-22 | 5.4                 |
| 1969-11-23 | 5.4                 |
| 1969-11-24 | 5.4                 |
| 1969-11-25 | 5.4                 |
| 1969-11-26 | 5.4                 |
| 1969-11-27 | 5.4                 |
| 1969-11-28 | 5.4                 |
| 1969-11-29 | 5.1                 |
| 1969-11-30 | 5.0                 |
| 1969-12-01 | 5.0                 |
| 1969-12-02 | 5.0                 |
| 1969-12-03 | 5.0                 |
| 1969-12-04 | 5.0                 |
| 1969-12-05 | 4.8                 |
| 1969-12-06 | 4.6                 |
| 1969-12-07 | 4.6                 |
| 1969-12-08 | 4.6                 |
| 1969-12-09 | 4.6                 |
| 1969-12-10 | 4.6                 |
| 1969-12-11 | 5.0                 |
| 1969-12-12 | 5.2                 |
| 1969-12-13 | 5.2                 |
| 1969-12-14 | 5.2                 |
| 1969-12-15 | 5.2                 |
| 1969-12-16 | 5.2                 |
| 1969-12-17 | 5.2                 |
| 1969-12-18 | 5.2                 |
| 1969-12-19 | 5.8                 |
| 1969-12-20 | 6.6                 |
| 1969-12-21 | 6.6                 |
| 1969-12-22 | 6.6                 |
| 1969-12-23 | 6.6                 |
| 1969-12-24 | 6.6                 |
| 1969-12-25 | 6.6                 |
| 1969-12-26 | 6.6                 |
| 1969-12-27 | 5.8                 |
| 1969-12-28 | 5.2                 |
| 1969-12-29 | 4.5                 |
| 1969-12-30 | 4.7                 |
| 1969-12-31 | 4.7                 |
| 1970-01-01 | 4.3                 |
| 1970-01-02 | 3.6                 |
| 1970-01-03 | 3.0                 |
| 1970-01-04 | 3.0                 |
| 1970-01-05 | 3.0                 |
| 1970-01-06 | 3.0                 |
| 1970-01-07 | 3.0                 |
| 1970-01-08 | 3.2                 |
| 1970-01-09 | 3.5                 |
| 1970-01-10 | 3.5                 |
| 1970-01-11 | 3.5                 |
| 1970-01-12 | 3.5                 |
| 1970-01-13 | 3.5                 |
| 1970-01-14 | 3.5                 |
| 1970-01-15 | 3.5                 |
| 1970-01-16 | 3.7                 |
| 1970-01-17 | 3.7                 |
| 1970-01-18 | 3.5                 |
| 1970-01-19 | 3.5                 |
| 1970-01-20 | 3.5                 |
| 1970-01-21 | 3.5                 |
| 1970-01-22 | 3.7                 |
| 1970-01-23 | 3.9                 |
| 1970-01-24 | 4.0                 |
| 1970-01-25 | 4.0                 |
| 1970-01-26 | 4.0                 |
| 1970-01-27 | 4.0                 |
| 1970-01-28 | 4.2                 |
| 1970-01-29 | 4.4                 |
| 1970-01-30 | 4.2                 |
| 1970-01-31 | 4.2                 |
| 1970-02-01 | 4.3                 |
| 1970-02-02 | 4.5                 |
| 1970-02-03 | 4.5                 |
| 1970-02-04 | 4.5                 |
| 1970-02-05 | 4.5                 |
| 1970-02-06 | 4.5                 |
| 1970-02-07 | 4.5                 |
| 1970-02-08 | 4.5                 |
| 1970-02-09 | 4.8                 |
| 1970-02-10 | 5.3                 |
| 1970-02-11 | 5.7                 |
| 1970-02-12 | 6.2                 |
| 1970-02-13 | 6.2                 |
| 1970-02-14 | 5.7                 |
| 1970-02-15 | 5.6                 |
| 1970-02-16 | 5.6                 |
| 1970-02-17 | 5.6                 |
| 1970-02-18 | 5.6                 |
| 1970-02-19 | 5.6                 |
| 1970-02-20 | 5.6                 |
| 1970-02-21 | 6.0                 |
| 1970-02-22 | 6.0                 |
| 1970-02-23 | 6.0                 |
| 1970-02-24 | 6.0                 |
| 1970-02-25 | 6.0                 |
| 1970-02-26 | 6.0                 |
| 1970-02-27 | 6.0                 |
| 1970-02-28 | 6.0                 |
| 1970-03-01 | 6.0                 |
| 1970-03-02 | 6.0                 |
| 1970-03-03 | 5.6                 |
| 1970-03-04 | 5.6                 |
| 1970-03-05 | 5.5                 |
| 1970-03-06 | 5.6                 |
| 1970-03-07 | 5.9                 |
| 1970-03-08 | 6.0                 |
| 1970-03-09 | 6.0                 |
| 1970-03-10 | 6.0                 |
| 1970-03-11 | 6.0                 |
| 1970-03-12 | 6.0                 |
| 1970-03-13 | 6.0                 |
| 1970-03-14 | 6.3                 |
| 1970-03-15 | 6.6                 |
| 1970-03-16 | 6.7                 |
| 1970-03-17 | 6.4                 |
| 1970-03-18 | 6.4                 |
| 1970-03-19 | 6.4                 |
| 1970-03-20 | 6.4                 |
| 1970-03-21 | 6.8                 |
| 1970-03-22 | 7.3                 |
| 1970-03-23 | 8.0                 |
| 1970-03-24 | 9.0                 |
| 1970-03-25 | 8.6                 |
| 1970-03-26 | 8.4                 |
| 1970-03-27 | 8.0                 |
| 1970-03-28 | 8.0                 |
| 1970-03-29 | 7.8                 |
| 1970-03-30 | 7.8                 |
| 1970-03-31 | 7.8                 |
| 1970-04-01 | 8.4                 |
| 1970-04-02 | 9.0                 |
| 1970-04-03 | 9.0                 |
| 1970-04-04 | 9.0                 |
| 1970-04-05 | 10.0                |
| 1970-04-06 | 16.0                |
| 1970-04-07 | 23.0                |
| 1970-04-08 | 26.0                |
| 1970-04-09 | 24.0                |
| 1970-04-10 | 31.0                |
| 1970-04-11 | 32.0                |
| 1970-04-12 | 22.0                |
| 1970-04-13 | 18.0                |
| 1970-04-14 | 14.0                |
| 1970-04-15 | 11.0                |
| 1970-04-16 | 10.0                |
| 1970-04-17 | 16.0                |
| 1970-04-18 | 16.0                |
| 1970-04-19 | 16.0                |
| 1970-04-20 | 14.0                |
| 1970-04-21 | 15.0                |
| 1970-04-22 | 14.0                |
| 1970-04-23 | 13.0                |
| 1970-04-24 | 15.0                |
| 1970-04-25 | 21.0                |
| 1970-04-26 | 28.0                |
| 1970-04-27 | 33.0                |
| 1970-04-28 | 32.0                |
| 1970-04-29 | 28.0                |
| 1970-04-30 | 27.0                |
| 1970-05-01 | 27.0                |
| 1970-05-02 | 30.0                |
| 1970-05-03 | 44.0                |
| 1970-05-04 | 64.0                |
| 1970-05-05 | 81.0                |
| 1970-05-06 | 100.0               |
| 1970-05-07 | 115.0               |
| 1970-05-08 | 105.0               |
| 1970-05-09 | 114.0               |
| 1970-05-10 | 118.0               |
| 1970-05-11 | 115.0               |
| 1970-05-12 | 118.0               |
| 1970-05-13 | 130.0               |
| 1970-05-14 | 141.0               |
| 1970-05-15 | 146.0               |
| 1970-05-16 | 158.0               |
| 1970-05-17 | 177.0               |
| 1970-05-18 | 196.0               |
| 1970-05-19 | 205.0               |
| 1970-05-20 | 205.0               |
| 1970-05-21 | 184.0               |
| 1970-05-22 | 160.0               |
| 1970-05-23 | 147.0               |
| 1970-05-24 | 139.0               |
| 1970-05-25 | 128.0               |
| 1970-05-26 | 119.0               |
| 1970-05-27 | 108.0               |
| 1970-05-28 | 101.0               |
| 1970-05-29 | 93.0                |
| 1970-05-30 | 86.0                |
| 1970-05-31 | 78.0                |
| 1970-06-01 | 73.0                |
| 1970-06-02 | 65.0                |
| 1970-06-03 | 58.0                |
| 1970-06-04 | 53.0                |
| 1970-06-05 | 49.0                |
| 1970-06-06 | 48.0                |
| 1970-06-07 | 48.0                |
| 1970-06-08 | 48.0                |
| 1970-06-09 | 46.0                |
| 1970-06-10 | 58.0                |
| 1970-06-11 | 64.0                |
| 1970-06-12 | 52.0                |
| 1970-06-13 | 48.0                |
| 1970-06-14 | 45.0                |
| 1970-06-15 | 44.0                |
| 1970-06-16 | 42.0                |
| 1970-06-17 | 40.0                |
| 1970-06-18 | 39.0                |
| 1970-06-19 | 37.0                |
| 1970-06-20 | 36.0                |
| 1970-06-21 | 35.0                |
| 1970-06-22 | 34.0                |
| 1970-06-23 | 32.0                |
| 1970-06-24 | 31.0                |
| 1970-06-25 | 30.0                |
| 1970-06-26 | 28.0                |
| 1970-06-27 | 28.0                |
| 1970-06-28 | 27.0                |
| 1970-06-29 | 26.0                |
| 1970-06-30 | 25.0                |
| 1970-07-01 | 25.0                |
| 1970-07-02 | 24.0                |
| 1970-07-03 | 23.0                |
| 1970-07-04 | 22.0                |
| 1970-07-05 | 22.0                |
| 1970-07-06 | 21.0                |
| 1970-07-07 | 20.0                |
| 1970-07-08 | 18.0                |
| 1970-07-09 | 20.0                |
| 1970-07-10 | 20.0                |
| 1970-07-11 | 17.0                |
| 1970-07-12 | 18.0                |
| 1970-07-13 | 16.0                |
| 1970-07-14 | 14.0                |
| 1970-07-15 | 13.0                |
| 1970-07-16 | 12.0                |
| 1970-07-17 | 14.0                |
| 1970-07-18 | 13.0                |
| 1970-07-19 | 17.0                |
| 1970-07-20 | 12.0                |
| 1970-07-21 | 11.0                |
| 1970-07-22 | 12.0                |
| 1970-07-23 | 17.0                |
| 1970-07-24 | 12.0                |
| 1970-07-25 | 11.0                |
| 1970-07-26 | 12.0                |
| 1970-07-27 | 12.0                |
| 1970-07-28 | 11.0                |
| 1970-07-29 | 10.0                |
| 1970-07-30 | 9.9                 |
| 1970-07-31 | 10.0                |
| 1970-08-01 | 9.8                 |
| 1970-08-02 | 9.3                 |
| 1970-08-03 | 9.1                 |
| 1970-08-04 | 9.3                 |
| 1970-08-05 | 10.0                |
| 1970-08-06 | 12.0                |
| 1970-08-07 | 9.3                 |
| 1970-08-08 | 9.2                 |
| 1970-08-09 | 8.6                 |
| 1970-08-10 | 7.7                 |
| 1970-08-11 | 7.2                 |
| 1970-08-12 | 7.0                 |
| 1970-08-13 | 6.9                 |
| 1970-08-14 | 7.8                 |
| 1970-08-15 | 7.1                 |
| 1970-08-16 | 7.4                 |
| 1970-08-17 | 7.1                 |
| 1970-08-18 | 8.0                 |
| 1970-08-19 | 7.2                 |
| 1970-08-20 | 8.0                 |
| 1970-08-21 | 8.5                 |
| 1970-08-22 | 6.5                 |
| 1970-08-23 | 5.8                 |
| 1970-08-24 | 5.3                 |
| 1970-08-25 | 4.9                 |
| 1970-08-26 | 4.8                 |
| 1970-08-27 | 6.3                 |
| 1970-08-28 | 7.0                 |
| 1970-08-29 | 6.4                 |
| 1970-08-30 | 5.6                 |
| 1970-08-31 | 5.0                 |
| 1970-09-01 | 5.1                 |
| 1970-09-02 | 4.8                 |
| 1970-09-03 | 4.5                 |
| 1970-09-04 | 4.4                 |
| 1970-09-05 | 6.7                 |
| 1970-09-06 | 11.0                |
| 1970-09-07 | 8.2                 |
| 1970-09-08 | 6.5                 |
| 1970-09-09 | 5.2                 |
| 1970-09-10 | 4.9                 |
| 1970-09-11 | 4.8                 |
| 1970-09-12 | 4.8                 |
| 1970-09-13 | 7.5                 |
| 1970-09-14 | 5.4                 |
| 1970-09-15 | 5.2                 |
| 1970-09-16 | 4.9                 |
| 1970-09-17 | 4.8                 |
| 1970-09-18 | 4.8                 |
| 1970-09-19 | 4.7                 |
| 1970-09-20 | 4.7                 |
| 1970-09-21 | 4.9                 |
| 1970-09-22 | 5.3                 |
| 1970-09-23 | 4.9                 |
| 1970-09-24 | 4.9                 |
| 1970-09-25 | 4.8                 |
| 1970-09-26 | 4.8                 |
| 1970-09-27 | 4.9                 |
| 1970-09-28 | 5.1                 |
| 1970-09-29 | 5.0                 |
| 1970-09-30 | 5.1                 |
| 1970-10-01 | 5.1                 |
| 1970-10-02 | 5.0                 |
| 1970-10-03 | 5.0                 |
| 1970-10-04 | 5.1                 |
| 1970-10-05 | 5.0                 |
| 1970-10-06 | 8.0                 |
| 1970-10-07 | 8.1                 |
| 1970-10-08 | 6.6                 |
| 1970-10-09 | 6.3                 |
| 1970-10-10 | 13.0                |
| 1970-10-11 | 8.7                 |
| 1970-10-12 | 7.1                 |
| 1970-10-13 | 6.6                 |
| 1970-10-14 | 6.1                 |
| 1970-10-15 | 6.1                 |
| 1970-10-16 | 5.7                 |
| 1970-10-17 | 6.0                 |
| 1970-10-18 | 5.8                 |
| 1970-10-19 | 5.7                 |
| 1970-10-20 | 5.5                 |
| 1970-10-21 | 5.9                 |
| 1970-10-22 | 6.2                 |
| 1970-10-23 | 6.5                 |
| 1970-10-24 | 7.2                 |
| 1970-10-25 | 6.9                 |
| 1970-10-26 | 6.0                 |
| 1970-10-27 | 6.5                 |
| 1970-10-28 | 9.1                 |
| 1970-10-29 | 8.6                 |
| 1970-10-30 | 8.3                 |
| 1970-10-31 | 6.4                 |
| 1970-11-01 | 6.2                 |
| 1970-11-02 | 5.5                 |
| 1970-11-03 | 5.3                 |
| 1970-11-04 | 7.4                 |
| 1970-11-05 | 5.5                 |
| 1970-11-06 | 5.6                 |
| 1970-11-07 | 6.2                 |
| 1970-11-08 | 6.6                 |
| 1970-11-09 | 6.3                 |
| 1970-11-10 | 6.1                 |
| 1970-11-11 | 5.6                 |
| 1970-11-12 | 5.5                 |
| 1970-11-13 | 5.5                 |
| 1970-11-14 | 5.4                 |
| 1970-11-15 | 5.4                 |
| 1970-11-16 | 5.4                 |
| 1970-11-17 | 5.3                 |
| 1970-11-18 | 5.2                 |
| 1970-11-19 | 5.2                 |
| 1970-11-20 | 5.2                 |
| 1970-11-21 | 5.1                 |
| 1970-11-22 | 5.2                 |
| 1970-11-23 | 5.1                 |
| 1970-11-24 | 5.5                 |
| 1970-11-25 | 6.0                 |
| 1970-11-26 | 6.7                 |
| 1970-11-27 | 6.8                 |
| 1970-11-28 | 6.1                 |
| 1970-11-29 | 8.7                 |
| 1970-11-30 | 6.6                 |
| 1970-12-01 | 9.0                 |
| 1970-12-02 | 8.0                 |
| 1970-12-03 | 7.5                 |
| 1970-12-04 | 7.5                 |
| 1970-12-05 | 7.6                 |
| 1970-12-06 | 7.5                 |
| 1970-12-07 | 7.5                 |
| 1970-12-08 | 7.5                 |
| 1970-12-09 | 7.5                 |
| 1970-12-10 | 7.6                 |
| 1970-12-11 | 7.2                 |
| 1970-12-12 | 7.0                 |
| 1970-12-13 | 6.7                 |
| 1970-12-14 | 6.4                 |
| 1970-12-15 | 6.2                 |
| 1970-12-16 | 6.0                 |
| 1970-12-17 | 5.7                 |
| 1970-12-18 | 5.6                 |
| 1970-12-19 | 5.6                 |
| 1970-12-20 | 5.6                 |
| 1970-12-21 | 5.6                 |
| 1970-12-22 | 5.6                 |
| 1970-12-23 | 5.6                 |
| 1970-12-24 | 5.6                 |
| 1970-12-25 | 5.6                 |
| 1970-12-26 | 5.6                 |
| 1970-12-27 | 5.6                 |
| 1970-12-28 | 5.6                 |
| 1970-12-29 | 5.6                 |
| 1970-12-30 | 5.6                 |
| 1970-12-31 | 5.6                 |
| 1971-01-01 | 5.6                 |
| 1971-01-02 | 5.6                 |
| 1971-01-03 | 5.6                 |
| 1971-01-04 | 5.6                 |
| 1971-01-05 | 5.6                 |
| 1971-01-06 | 5.6                 |
| 1971-01-07 | 5.6                 |
| 1971-01-08 | 5.6                 |
| 1971-01-09 | 5.6                 |
| 1971-01-10 | 5.6                 |
| 1971-01-11 | 5.3                 |
| 1971-01-12 | 5.2                 |
| 1971-01-13 | 5.2                 |
| 1971-01-14 | 5.2                 |
| 1971-01-15 | 5.2                 |
| 1971-01-16 | 5.2                 |
| 1971-01-17 | 5.2                 |
| 1971-01-18 | 5.2                 |
| 1971-01-19 | 5.2                 |
| 1971-01-20 | 5.2                 |
| 1971-01-21 | 5.2                 |
| 1971-01-22 | 5.2                 |
| 1971-01-23 | 5.2                 |
| 1971-01-24 | 5.2                 |
| 1971-01-25 | 5.2                 |
| 1971-01-26 | 5.2                 |
| 1971-01-27 | 5.2                 |
| 1971-01-28 | 5.2                 |
| 1971-01-29 | 5.2                 |
| 1971-01-30 | 5.2                 |
| 1971-01-31 | 5.2                 |
| 1971-02-01 | 5.2                 |
| 1971-02-02 | 5.2                 |
| 1971-02-03 | 5.2                 |
| 1971-02-04 | 5.2                 |
| 1971-02-05 | 5.2                 |
| 1971-02-06 | 5.2                 |
| 1971-02-07 | 5.2                 |
| 1971-02-08 | 5.2                 |
| 1971-02-09 | 5.2                 |
| 1971-02-10 | 5.2                 |
| 1971-02-11 | 5.2                 |
| 1971-02-12 | 5.3                 |
| 1971-02-13 | 5.7                 |
| 1971-02-14 | 6.2                 |
| 1971-02-15 | 6.5                 |
| 1971-02-16 | 6.1                 |
| 1971-02-17 | 5.8                 |
| 1971-02-18 | 5.5                 |
| 1971-02-19 | 5.3                 |
| 1971-02-20 | 5.3                 |
| 1971-02-21 | 5.3                 |
| 1971-02-22 | 5.2                 |
| 1971-02-23 | 5.2                 |
| 1971-02-24 | 5.2                 |
| 1971-02-25 | 5.2                 |
| 1971-02-26 | 5.2                 |
| 1971-02-27 | 5.2                 |
| 1971-02-28 | 5.2                 |
| 1971-03-01 | 5.2                 |
| 1971-03-02 | 5.2                 |
| 1971-03-03 | 5.2                 |
| 1971-03-04 | 5.2                 |
| 1971-03-05 | 5.2                 |
| 1971-03-06 | 5.2                 |
| 1971-03-07 | 5.2                 |
| 1971-03-08 | 5.2                 |
| 1971-03-09 | 5.2                 |
| 1971-03-10 | 5.4                 |
| 1971-03-11 | 5.7                 |
| 1971-03-12 | 6.0                 |
| 1971-03-13 | 6.4                 |
| 1971-03-14 | 6.7                 |
| 1971-03-15 | 7.0                 |
| 1971-03-16 | 7.0                 |
| 1971-03-17 | 7.0                 |
| 1971-03-18 | 7.0                 |
| 1971-03-19 | 7.0                 |
| 1971-03-20 | 7.0                 |
| 1971-03-21 | 7.0                 |
| 1971-03-22 | 8.2                 |
| 1971-03-23 | 10.0                |
| 1971-03-24 | 12.0                |
| 1971-03-25 | 14.0                |
| 1971-03-26 | 17.0                |
| 1971-03-27 | 38.0                |
| 1971-03-28 | 51.0                |
| 1971-03-29 | 54.0                |
| 1971-03-30 | 64.0                |
| 1971-03-31 | 72.0                |
| 1971-04-01 | 51.0                |
| 1971-04-02 | 48.0                |
| 1971-04-03 | 49.0                |
| 1971-04-04 | 49.0                |
| 1971-04-05 | 52.0                |
| 1971-04-06 | 59.0                |
| 1971-04-07 | 67.0                |
| 1971-04-08 | 64.0                |
| 1971-04-09 | 77.0                |
| 1971-04-10 | 89.0                |
| 1971-04-11 | 103.0               |
| 1971-04-12 | 107.0               |
| 1971-04-13 | 107.0               |
| 1971-04-14 | 108.0               |
| 1971-04-15 | 107.0               |
| 1971-04-16 | 116.0               |
| 1971-04-17 | 118.0               |
| 1971-04-18 | 114.0               |
| 1971-04-19 | 109.0               |
| 1971-04-20 | 105.0               |
| 1971-04-21 | 97.0                |
| 1971-04-22 | 93.0                |
| 1971-04-23 | 97.0                |
| 1971-04-24 | 97.0                |
| 1971-04-25 | 95.0                |
| 1971-04-26 | 95.0                |
| 1971-04-27 | 94.0                |
| 1971-04-28 | 93.0                |
| 1971-04-29 | 92.0                |
| 1971-04-30 | 97.0                |
| 1971-05-01 | 115.0               |
| 1971-05-02 | 142.0               |
| 1971-05-03 | 165.0               |
| 1971-05-04 | 174.0               |
| 1971-05-05 | 172.0               |
| 1971-05-06 | 169.0               |
| 1971-05-07 | 162.0               |
| 1971-05-08 | 160.0               |
| 1971-05-09 | 146.0               |
| 1971-05-10 | 140.0               |
| 1971-05-11 | 149.0               |
| 1971-05-12 | 155.0               |
| 1971-05-13 | 161.0               |
| 1971-05-14 | 163.0               |
| 1971-05-15 | 172.0               |
| 1971-05-16 | 187.0               |
| 1971-05-17 | 175.0               |
| 1971-05-18 | 156.0               |
| 1971-05-19 | 141.0               |
| 1971-05-20 | 130.0               |
| 1971-05-21 | 122.0               |
| 1971-05-22 | 117.0               |
| 1971-05-23 | 113.0               |
| 1971-05-24 | 107.0               |
| 1971-05-25 | 102.0               |
| 1971-05-26 | 99.0                |
| 1971-05-27 | 96.0                |
| 1971-05-28 | 94.0                |
| 1971-05-29 | 92.0                |
| 1971-05-30 | 93.0                |
| 1971-05-31 | 87.0                |
| 1971-06-01 | 80.0                |
| 1971-06-02 | 75.0                |
| 1971-06-03 | 70.0                |
| 1971-06-04 | 68.0                |
| 1971-06-05 | 65.0                |
| 1971-06-06 | 62.0                |
| 1971-06-07 | 59.0                |
| 1971-06-08 | 58.0                |
| 1971-06-09 | 58.0                |
| 1971-06-10 | 58.0                |
| 1971-06-11 | 55.0                |
| 1971-06-12 | 50.0                |
| 1971-06-13 | 46.0                |
| 1971-06-14 | 44.0                |
| 1971-06-15 | 41.0                |
| 1971-06-16 | 40.0                |
| 1971-06-17 | 39.0                |
| 1971-06-18 | 37.0                |
| 1971-06-19 | 36.0                |
| 1971-06-20 | 35.0                |
| 1971-06-21 | 33.0                |
| 1971-06-22 | 32.0                |
| 1971-06-23 | 31.0                |
| 1971-06-24 | 30.0                |
| 1971-06-25 | 30.0                |
| 1971-06-26 | 29.0                |
| 1971-06-27 | 28.0                |
| 1971-06-28 | 28.0                |
| 1971-06-29 | 26.0                |
| 1971-06-30 | 25.0                |
| 1971-07-01 | 23.0                |
| 1971-07-02 | 22.0                |
| 1971-07-03 | 21.0                |
| 1971-07-04 | 20.0                |
| 1971-07-05 | 19.0                |
| 1971-07-06 | 17.0                |
| 1971-07-07 | 16.0                |
| 1971-07-08 | 16.0                |
| 1971-07-09 | 16.0                |
| 1971-07-10 | 14.0                |
| 1971-07-11 | 13.0                |
| 1971-07-12 | 13.0                |
| 1971-07-13 | 12.0                |
| 1971-07-14 | 11.0                |
| 1971-07-15 | 11.0                |
| 1971-07-16 | 11.0                |
| 1971-07-17 | 10.0                |
| 1971-07-18 | 13.0                |
| 1971-07-19 | 13.0                |
| 1971-07-20 | 11.0                |
| 1971-07-21 | 9.6                 |
| 1971-07-22 | 9.3                 |
| 1971-07-23 | 9.5                 |
| 1971-07-24 | 8.8                 |
| 1971-07-25 | 8.5                 |
| 1971-07-26 | 7.7                 |
| 1971-07-27 | 7.5                 |
| 1971-07-28 | 7.1                 |
| 1971-07-29 | 6.9                 |
| 1971-07-30 | 6.8                 |
| 1971-07-31 | 6.3                 |
| 1971-08-01 | 6.3                 |
| 1971-08-02 | 5.8                 |
| 1971-08-03 | 5.8                 |
| 1971-08-04 | 5.8                 |
| 1971-08-05 | 10.0                |
| 1971-08-06 | 9.1                 |
| 1971-08-07 | 8.9                 |
| 1971-08-08 | 8.1                 |
| 1971-08-09 | 7.7                 |
| 1971-08-10 | 7.6                 |
| 1971-08-11 | 6.4                 |
| 1971-08-12 | 5.5                 |
| 1971-08-13 | 5.3                 |
| 1971-08-14 | 4.9                 |
| 1971-08-15 | 4.9                 |
| 1971-08-16 | 4.8                 |
| 1971-08-17 | 4.7                 |
| 1971-08-18 | 5.4                 |
| 1971-08-19 | 7.0                 |
| 1971-08-20 | 6.3                 |
| 1971-08-21 | 6.3                 |
| 1971-08-22 | 6.7                 |
| 1971-08-23 | 6.0                 |
| 1971-08-24 | 4.8                 |
| 1971-08-25 | 4.8                 |
| 1971-08-26 | 5.4                 |
| 1971-08-27 | 5.4                 |
| 1971-08-28 | 6.0                 |
| 1971-08-29 | 6.8                 |
| 1971-08-30 | 6.4                 |
| 1971-08-31 | 8.1                 |
| 1971-09-01 | 6.2                 |
| 1971-09-02 | 4.8                 |
| 1971-09-03 | 5.4                 |
| 1971-09-04 | 5.4                 |
| 1971-09-05 | 4.9                 |
| 1971-09-06 | 4.6                 |
| 1971-09-07 | 5.3                 |
| 1971-09-08 | 6.7                 |
| 1971-09-09 | 5.2                 |
| 1971-09-10 | 4.6                 |
| 1971-09-11 | 4.4                 |
| 1971-09-12 | 4.3                 |
| 1971-09-13 | 4.0                 |
| 1971-09-14 | 3.8                 |
| 1971-09-15 | 3.6                 |
| 1971-09-16 | 3.7                 |
| 1971-09-17 | 3.9                 |
| 1971-09-18 | 4.2                 |
| 1971-09-19 | 4.5                 |
| 1971-09-20 | 4.7                 |
| 1971-09-21 | 5.0                 |
| 1971-09-22 | 4.9                 |
| 1971-09-23 | 4.9                 |
| 1971-09-24 | 4.8                 |
| 1971-09-25 | 4.8                 |
| 1971-09-26 | 4.7                 |
| 1971-09-27 | 4.6                 |
| 1971-09-28 | 4.3                 |
| 1971-09-29 | 4.6                 |
| 1971-09-30 | 4.6                 |
| 1971-10-01 | 7.8                 |
| 1971-10-02 | 7.2                 |
| 1971-10-03 | 6.2                 |
| 1971-10-04 | 6.5                 |
| 1971-10-05 | 6.0                 |
| 1971-10-06 | 5.6                 |
| 1971-10-07 | 5.2                 |
| 1971-10-08 | 5.4                 |
| 1971-10-09 | 5.4                 |
| 1971-10-10 | 5.0                 |
| 1971-10-11 | 5.0                 |
| 1971-10-12 | 5.0                 |
| 1971-10-13 | 5.0                 |
| 1971-10-14 | 5.0                 |
| 1971-10-15 | 5.0                 |
| 1971-10-16 | 5.5                 |
| 1971-10-17 | 8.1                 |
| 1971-10-18 | 8.3                 |
| 1971-10-19 | 6.7                 |
| 1971-10-20 | 6.5                 |
| 1971-10-21 | 6.3                 |
| 1971-10-22 | 6.0                 |
| 1971-10-23 | 5.9                 |
| 1971-10-24 | 7.3                 |
| 1971-10-25 | 12.0                |
| 1971-10-26 | 9.1                 |
| 1971-10-27 | 8.7                 |
| 1971-10-28 | 8.8                 |
| 1971-10-29 | 9.1                 |
| 1971-10-30 | 9.2                 |
| 1971-10-31 | 9.2                 |
| 1971-11-01 | 9.2                 |
| 1971-11-02 | 9.2                 |
| 1971-11-03 | 9.2                 |
| 1971-11-04 | 9.2                 |
| 1971-11-05 | 9.2                 |
| 1971-11-06 | 8.6                 |
| 1971-11-07 | 8.2                 |
| 1971-11-08 | 7.8                 |
| 1971-11-09 | 7.4                 |
| 1971-11-10 | 7.3                 |
| 1971-11-11 | 6.5                 |
| 1971-11-12 | 4.0                 |
| 1971-11-13 | 4.0                 |
| 1971-11-14 | 4.0                 |
| 1971-11-15 | 4.0                 |
| 1971-11-16 | 4.0                 |
| 1971-11-17 | 4.0                 |
| 1971-11-18 | 4.0                 |
| 1971-11-19 | 4.0                 |
| 1971-11-20 | 4.0                 |
| 1971-11-21 | 4.0                 |
| 1971-11-22 | 3.9                 |
| 1971-11-23 | 4.5                 |
| 1971-11-24 | 5.0                 |
| 1971-11-25 | 6.0                 |
| 1971-11-26 | 6.6                 |
| 1971-11-27 | 4.8                 |
| 1971-11-28 | 5.2                 |
| 1971-11-29 | 6.0                 |
| 1971-11-30 | 6.0                 |
| 1971-12-01 | 6.0                 |
| 1971-12-02 | 6.0                 |
| 1971-12-03 | 6.0                 |
| 1971-12-04 | 6.0                 |
| 1971-12-05 | 6.0                 |
| 1971-12-06 | 6.0                 |
| 1971-12-07 | 6.0                 |
| 1971-12-08 | 6.0                 |
| 1971-12-09 | 6.0                 |
| 1971-12-10 | 6.0                 |
| 1971-12-11 | 6.4                 |
| 1971-12-12 | 6.4                 |
| 1971-12-13 | 6.4                 |
| 1971-12-14 | 6.4                 |
| 1971-12-15 | 6.4                 |
| 1971-12-16 | 6.4                 |
| 1971-12-17 | 6.4                 |
| 1971-12-18 | 6.4                 |
| 1971-12-19 | 6.4                 |
| 1971-12-20 | 6.4                 |
| 1971-12-21 | 6.4                 |
| 1971-12-22 | 6.4                 |
| 1971-12-23 | 6.4                 |
| 1971-12-24 | 6.4                 |
| 1971-12-25 | 7.0                 |
| 1971-12-26 | 6.6                 |
| 1971-12-27 | 6.2                 |
| 1971-12-28 | 5.8                 |
| 1971-12-29 | 5.4                 |
| 1971-12-30 | 5.2                 |
| 1971-12-31 | 5.0                 |
| 1972-01-01 | 5.0                 |
| 1972-01-02 | 5.0                 |
| 1972-01-03 | 5.0                 |
| 1972-01-04 | 5.0                 |
| 1972-01-05 | 5.0                 |
| 1972-01-06 | 5.0                 |
| 1972-01-07 | 5.0                 |
| 1972-01-08 | 5.0                 |
| 1972-01-09 | 5.0                 |
| 1972-01-10 | 5.0                 |
| 1972-01-11 | 5.0                 |
| 1972-01-12 | 5.0                 |
| 1972-01-13 | 5.0                 |
| 1972-01-14 | 5.0                 |
| 1972-01-15 | 4.7                 |
| 1972-01-16 | 4.7                 |
| 1972-01-17 | 4.7                 |
| 1972-01-18 | 4.7                 |
| 1972-01-19 | 4.7                 |
| 1972-01-20 | 4.7                 |
| 1972-01-21 | 4.7                 |
| 1972-01-22 | 4.7                 |
| 1972-01-23 | 4.7                 |
| 1972-01-24 | 4.7                 |
| 1972-01-25 | 4.7                 |
| 1972-01-26 | 4.7                 |
| 1972-01-27 | 4.7                 |
| 1972-01-28 | 4.7                 |
| 1972-01-29 | 4.7                 |
| 1972-01-30 | 4.7                 |
| 1972-01-31 | 4.7                 |
| 1972-02-01 | 4.7                 |
| 1972-02-02 | 4.7                 |
| 1972-02-03 | 4.7                 |
| 1972-02-04 | 4.9                 |
| 1972-02-05 | 5.2                 |
| 1972-02-06 | 5.4                 |
| 1972-02-07 | 5.4                 |
| 1972-02-08 | 5.4                 |
| 1972-02-09 | 5.4                 |
| 1972-02-10 | 5.4                 |
| 1972-02-11 | 5.4                 |
| 1972-02-12 | 5.4                 |
| 1972-02-13 | 5.4                 |
| 1972-02-14 | 5.4                 |
| 1972-02-15 | 5.4                 |
| 1972-02-16 | 5.4                 |
| 1972-02-17 | 5.4                 |
| 1972-02-18 | 5.4                 |
| 1972-02-19 | 5.4                 |
| 1972-02-20 | 5.4                 |
| 1972-02-21 | 5.8                 |
| 1972-02-22 | 6.3                 |
| 1972-02-23 | 6.8                 |
| 1972-02-24 | 7.2                 |
| 1972-02-25 | 7.5                 |
| 1972-02-26 | 7.8                 |
| 1972-02-27 | 7.9                 |
| 1972-02-28 | 8.1                 |
| 1972-02-29 | 8.0                 |
| 1972-03-01 | 8.0                 |
| 1972-03-02 | 7.4                 |
| 1972-03-03 | 18.0                |
| 1972-03-04 | 24.0                |
| 1972-03-05 | 22.0                |
| 1972-03-06 | 35.0                |
| 1972-03-07 | 33.0                |
| 1972-03-08 | 35.0                |
| 1972-03-09 | 42.0                |
| 1972-03-10 | 46.0                |
| 1972-03-11 | 45.0                |
| 1972-03-12 | 46.0                |
| 1972-03-13 | 50.0                |
| 1972-03-14 | 51.0                |
| 1972-03-15 | 50.0                |
| 1972-03-16 | 51.0                |
| 1972-03-17 | 57.0                |
| 1972-03-18 | 63.0                |
| 1972-03-19 | 61.0                |
| 1972-03-20 | 55.0                |
| 1972-03-21 | 56.0                |
| 1972-03-22 | 59.0                |
| 1972-03-23 | 60.0                |
| 1972-03-24 | 55.0                |
| 1972-03-25 | 53.0                |
| 1972-03-26 | 52.0                |
| 1972-03-27 | 47.0                |
| 1972-03-28 | 43.0                |
| 1972-03-29 | 39.0                |
| 1972-03-30 | 36.0                |
| 1972-03-31 | 37.0                |
| 1972-04-01 | 36.0                |
| 1972-04-02 | 36.0                |
| 1972-04-03 | 35.0                |
| 1972-04-04 | 36.0                |
| 1972-04-05 | 39.0                |
| 1972-04-06 | 48.0                |
| 1972-04-07 | 53.0                |
| 1972-04-08 | 53.0                |
| 1972-04-09 | 58.0                |
| 1972-04-10 | 66.0                |
| 1972-04-11 | 70.0                |
| 1972-04-12 | 73.0                |
| 1972-04-13 | 75.0                |
| 1972-04-14 | 72.0                |
| 1972-04-15 | 66.0                |
| 1972-04-16 | 62.0                |
| 1972-04-17 | 61.0                |
| 1972-04-18 | 64.0                |
| 1972-04-19 | 67.0                |
| 1972-04-20 | 66.0                |
| 1972-04-21 | 64.0                |
| 1972-04-22 | 60.0                |
| 1972-04-23 | 61.0                |
| 1972-04-24 | 65.0                |
| 1972-04-25 | 77.0                |
| 1972-04-26 | 79.0                |
| 1972-04-27 | 76.0                |
| 1972-04-28 | 74.0                |
| 1972-04-29 | 77.0                |
| 1972-04-30 | 83.0                |
| 1972-05-01 | 82.0                |
| 1972-05-02 | 82.0                |
| 1972-05-03 | 83.0                |
| 1972-05-04 | 88.0                |
| 1972-05-05 | 91.0                |
| 1972-05-06 | 94.0                |
| 1972-05-07 | 96.0                |
| 1972-05-08 | 93.0                |
| 1972-05-09 | 98.0                |
| 1972-05-10 | 99.0                |
| 1972-05-11 | 90.0                |
| 1972-05-12 | 85.0                |
| 1972-05-13 | 84.0                |
| 1972-05-14 | 83.0                |
| 1972-05-15 | 83.0                |
| 1972-05-16 | 84.0                |
| 1972-05-17 | 84.0                |
| 1972-05-18 | 80.0                |
| 1972-05-19 | 77.0                |
| 1972-05-20 | 73.0                |
| 1972-05-21 | 68.0                |
| 1972-05-22 | 62.0                |
| 1972-05-23 | 57.0                |
| 1972-05-24 | 53.0                |
| 1972-05-25 | 51.0                |
| 1972-05-26 | 48.0                |
| 1972-05-27 | 46.0                |
| 1972-05-28 | 44.0                |
| 1972-05-29 | 42.0                |
| 1972-05-30 | 40.0                |
| 1972-05-31 | 39.0                |
| 1972-06-01 | 37.0                |
| 1972-06-02 | 37.0                |
| 1972-06-03 | 36.0                |
| 1972-06-04 | 37.0                |
| 1972-06-05 | 34.0                |
| 1972-06-06 | 34.0                |
| 1972-06-07 | 33.0                |
| 1972-06-08 | 35.0                |
| 1972-06-09 | 38.0                |
| 1972-06-10 | 27.0                |
| 1972-06-11 | 27.0                |
| 1972-06-12 | 27.0                |
| 1972-06-13 | 26.0                |
| 1972-06-14 | 25.0                |
| 1972-06-15 | 25.0                |
| 1972-06-16 | 24.0                |
| 1972-06-17 | 23.0                |
| 1972-06-18 | 22.0                |
| 1972-06-19 | 20.0                |
| 1972-06-20 | 18.0                |
| 1972-06-21 | 16.0                |
| 1972-06-22 | 15.0                |
| 1972-06-23 | 15.0                |
| 1972-06-24 | 14.0                |
| 1972-06-25 | 14.0                |
| 1972-06-26 | 13.0                |
| 1972-06-27 | 12.0                |
| 1972-06-28 | 11.0                |
| 1972-06-29 | 10.0                |
| 1972-06-30 | 9.8                 |
| 1972-07-01 | 9.7                 |
| 1972-07-02 | 9.3                 |
| 1972-07-03 | 8.8                 |
| 1972-07-04 | 8.9                 |
| 1972-07-05 | 8.5                 |
| 1972-07-06 | 8.5                 |
| 1972-07-07 | 8.5                 |
| 1972-07-08 | 7.9                 |
| 1972-07-09 | 7.5                 |
| 1972-07-10 | 8.6                 |
| 1972-07-11 | 8.0                 |
| 1972-07-12 | 7.5                 |
| 1972-07-13 | 6.8                 |
| 1972-07-14 | 6.6                 |
| 1972-07-15 | 6.3                 |
| 1972-07-16 | 6.1                 |
| 1972-07-17 | 6.4                 |
| 1972-07-18 | 5.8                 |
| 1972-07-19 | 5.7                 |
| 1972-07-20 | 6.8                 |
| 1972-07-21 | 6.6                 |
| 1972-07-22 | 5.4                 |
| 1972-07-23 | 5.3                 |
| 1972-07-24 | 5.3                 |
| 1972-07-25 | 5.6                 |
| 1972-07-26 | 6.8                 |
| 1972-07-27 | 7.6                 |
| 1972-07-28 | 5.5                 |
| 1972-07-29 | 4.7                 |
| 1972-07-30 | 4.5                 |
| 1972-07-31 | 4.4                 |
| 1972-08-01 | 4.4                 |
| 1972-08-02 | 5.8                 |
| 1972-08-03 | 5.6                 |
| 1972-08-04 | 4.8                 |
| 1972-08-05 | 4.2                 |
| 1972-08-06 | 3.7                 |
| 1972-08-07 | 3.6                 |
| 1972-08-08 | 3.4                 |
| 1972-08-09 | 3.6                 |
| 1972-08-10 | 3.4                 |
| 1972-08-11 | 3.3                 |
| 1972-08-12 | 3.8                 |
| 1972-08-13 | 3.6                 |
| 1972-08-14 | 3.5                 |
| 1972-08-15 | 3.8                 |
| 1972-08-16 | 3.8                 |
| 1972-08-17 | 3.4                 |
| 1972-08-18 | 3.3                 |
| 1972-08-19 | 3.7                 |
| 1972-08-20 | 4.8                 |
| 1972-08-21 | 5.4                 |
| 1972-08-22 | 3.9                 |
| 1972-08-23 | 3.4                 |
| 1972-08-24 | 3.2                 |
| 1972-08-25 | 3.3                 |
| 1972-08-26 | 3.8                 |
| 1972-08-27 | 4.2                 |
| 1972-08-28 | 4.9                 |
| 1972-08-29 | 4.6                 |
| 1972-08-30 | 3.9                 |
| 1972-08-31 | 3.9                 |
| 1972-09-01 | 4.0                 |
| 1972-09-02 | 4.2                 |
| 1972-09-03 | 4.4                 |
| 1972-09-04 | 4.0                 |
| 1972-09-05 | 4.4                 |
| 1972-09-06 | 6.1                 |
| 1972-09-07 | 5.6                 |
| 1972-09-08 | 4.6                 |
| 1972-09-09 | 4.2                 |
| 1972-09-10 | 4.2                 |
| 1972-09-11 | 3.9                 |
| 1972-09-12 | 3.5                 |
| 1972-09-13 | 3.4                 |
| 1972-09-14 | 3.2                 |
| 1972-09-15 | 3.2                 |
| 1972-09-16 | 3.2                 |
| 1972-09-17 | 3.2                 |
| 1972-09-18 | 3.2                 |
| 1972-09-19 | 5.0                 |
| 1972-09-20 | 6.5                 |
| 1972-09-21 | 4.9                 |
| 1972-09-22 | 4.8                 |
| 1972-09-23 | 5.0                 |
| 1972-09-24 | 5.0                 |
| 1972-09-25 | 5.0                 |
| 1972-09-26 | 5.0                 |
| 1972-09-27 | 5.2                 |
| 1972-09-28 | 5.6                 |
| 1972-09-29 | 5.2                 |
| 1972-09-30 | 5.0                 |
| 1972-10-01 | 5.0                 |
| 1972-10-02 | 5.0                 |
| 1972-10-03 | 5.0                 |
| 1972-10-04 | 5.0                 |
| 1972-10-05 | 5.0                 |
| 1972-10-06 | 5.0                 |
| 1972-10-07 | 5.0                 |
| 1972-10-08 | 5.0                 |
| 1972-10-09 | 5.0                 |
| 1972-10-10 | 5.0                 |
| 1972-10-11 | 5.0                 |
| 1972-10-12 | 3.3                 |
| 1972-10-13 | 3.2                 |
| 1972-10-14 | 3.6                 |
| 1972-10-15 | 3.9                 |
| 1972-10-16 | 4.0                 |
| 1972-10-17 | 3.7                 |
| 1972-10-18 | 3.6                 |
| 1972-10-19 | 5.1                 |
| 1972-10-20 | 13.0                |
| 1972-10-21 | 9.6                 |
| 1972-10-22 | 6.7                 |
| 1972-10-23 | 5.3                 |
| 1972-10-24 | 5.5                 |
| 1972-10-25 | 5.3                 |
| 1972-10-26 | 5.0                 |
| 1972-10-27 | 4.7                 |
| 1972-10-28 | 4.5                 |
| 1972-10-29 | 4.7                 |
| 1972-10-30 | 4.9                 |
| 1972-10-31 | 4.5                 |
| 1972-11-01 | 4.4                 |
| 1972-11-02 | 4.2                 |
| 1972-11-03 | 4.1                 |
| 1972-11-04 | 4.1                 |
| 1972-11-05 | 4.1                 |
| 1972-11-06 | 4.1                 |
| 1972-11-07 | 4.1                 |
| 1972-11-08 | 4.1                 |
| 1972-11-09 | 4.0                 |
| 1972-11-10 | 4.0                 |
| 1972-11-11 | 4.0                 |
| 1972-11-12 | 4.0                 |
| 1972-11-13 | 4.0                 |
| 1972-11-14 | 3.8                 |
| 1972-11-15 | 3.9                 |
| 1972-11-16 | 4.0                 |
| 1972-11-17 | 3.9                 |
| 1972-11-18 | 4.0                 |
| 1972-11-19 | 3.8                 |
| 1972-11-20 | 4.0                 |
| 1972-11-21 | 4.0                 |
| 1972-11-22 | 4.0                 |
| 1972-11-23 | 4.0                 |
| 1972-11-24 | 4.0                 |
| 1972-11-25 | 4.0                 |
| 1972-11-26 | 4.0                 |
| 1972-11-27 | 4.0                 |
| 1972-11-28 | 4.0                 |
| 1972-11-29 | 4.0                 |
| 1972-11-30 | 4.0                 |
| 1972-12-01 | 4.0                 |
| 1972-12-02 | 4.0                 |
| 1972-12-03 | 4.0                 |
| 1972-12-04 | 4.0                 |
| 1972-12-05 | 4.0                 |
| 1972-12-06 | 4.0                 |
| 1972-12-07 | 4.0                 |
| 1972-12-08 | 4.0                 |
| 1972-12-09 | 4.0                 |
| 1972-12-10 | 4.0                 |
| 1972-12-11 | 4.0                 |
| 1972-12-12 | 4.0                 |
| 1972-12-13 | 4.0                 |
| 1972-12-14 | 4.0                 |
| 1972-12-15 | 4.0                 |
| 1972-12-16 | 4.2                 |
| 1972-12-17 | 4.5                 |
| 1972-12-18 | 5.0                 |
| 1972-12-19 | 5.0                 |
| 1972-12-20 | 5.0                 |
| 1972-12-21 | 5.0                 |
| 1972-12-22 | 5.0                 |
| 1972-12-23 | 5.0                 |
| 1972-12-24 | 5.0                 |
| 1972-12-25 | 5.0                 |
| 1972-12-26 | 5.0                 |
| 1972-12-27 | 5.0                 |
| 1972-12-28 | 5.0                 |
| 1972-12-29 | 5.0                 |
| 1972-12-30 | 5.0                 |
| 1972-12-31 | 5.0                 |
| 1973-01-01 | 5.0                 |
| 1973-01-02 | 5.0                 |
| 1973-01-03 | 5.0                 |
| 1973-01-04 | 5.0                 |
| 1973-01-05 | 5.0                 |
| 1973-01-06 | 5.0                 |
| 1973-01-07 | 5.0                 |
| 1973-01-08 | 5.0                 |
| 1973-01-09 | 5.0                 |
| 1973-01-10 | 5.0                 |
| 1973-01-11 | 5.0                 |
| 1973-01-12 | 5.0                 |
| 1973-01-13 | 5.0                 |
| 1973-01-14 | 5.0                 |
| 1973-01-15 | 5.0                 |
| 1973-01-16 | 5.0                 |
| 1973-01-17 | 5.0                 |
| 1973-01-18 | 5.0                 |
| 1973-01-19 | 5.0                 |
| 1973-01-20 | 5.1                 |
| 1973-01-21 | 5.0                 |
| 1973-01-22 | 5.0                 |
| 1973-01-23 | 5.0                 |
| 1973-01-24 | 5.0                 |
| 1973-01-25 | 5.0                 |
| 1973-01-26 | 5.0                 |
| 1973-01-27 | 5.0                 |
| 1973-01-28 | 5.0                 |
| 1973-01-29 | 5.0                 |
| 1973-01-30 | 5.2                 |
| 1973-01-31 | 5.2                 |
| 1973-02-01 | 5.1                 |
| 1973-02-02 | 5.3                 |
| 1973-02-03 | 5.0                 |
| 1973-02-04 | 5.3                 |
| 1973-02-05 | 5.5                 |
| 1973-02-06 | 5.6                 |
| 1973-02-07 | 5.5                 |
| 1973-02-08 | 5.5                 |
| 1973-02-09 | 5.1                 |
| 1973-02-10 | 4.8                 |
| 1973-02-11 | 4.7                 |
| 1973-02-12 | 4.7                 |
| 1973-02-13 | 4.9                 |
| 1973-02-14 | 5.0                 |
| 1973-02-15 | 5.3                 |
| 1973-02-16 | 5.3                 |
| 1973-02-17 | 5.1                 |
| 1973-02-18 | 4.9                 |
| 1973-02-19 | 4.9                 |
| 1973-02-20 | 4.9                 |
| 1973-02-21 | 4.6                 |
| 1973-02-22 | 4.7                 |
| 1973-02-23 | 5.0                 |
| 1973-02-24 | 4.9                 |
| 1973-02-25 | 5.0                 |
| 1973-02-26 | 5.3                 |
| 1973-02-27 | 6.1                 |
| 1973-02-28 | 6.9                 |
| 1973-03-01 | 7.2                 |
| 1973-03-02 | 7.4                 |
| 1973-03-03 | 6.5                 |
| 1973-03-04 | 5.8                 |
| 1973-03-05 | 5.6                 |
| 1973-03-06 | 5.2                 |
| 1973-03-07 | 5.2                 |
| 1973-03-08 | 4.7                 |
| 1973-03-09 | 4.9                 |
| 1973-03-10 | 5.7                 |
| 1973-03-11 | 7.3                 |
| 1973-03-12 | 6.1                 |
| 1973-03-13 | 6.4                 |
| 1973-03-14 | 7.2                 |
| 1973-03-15 | 7.4                 |
| 1973-03-16 | 7.6                 |
| 1973-03-17 | 7.8                 |
| 1973-03-18 | 8.3                 |
| 1973-03-19 | 8.5                 |
| 1973-03-20 | 9.0                 |
| 1973-03-21 | 9.4                 |
| 1973-03-22 | 9.8                 |
| 1973-03-23 | 10.0                |
| 1973-03-24 | 10.0                |
| 1973-03-25 | 11.0                |
| 1973-03-26 | 11.0                |
| 1973-03-27 | 12.0                |
| 1973-03-28 | 12.0                |
| 1973-03-29 | 12.0                |
| 1973-03-30 | 12.0                |
| 1973-03-31 | 12.0                |
| 1973-04-01 | 13.0                |
| 1973-04-02 | 13.0                |
| 1973-04-03 | 13.0                |
| 1973-04-04 | 14.0                |
| 1973-04-05 | 14.0                |
| 1973-04-06 | 15.0                |
| 1973-04-07 | 16.0                |
| 1973-04-08 | 17.0                |
| 1973-04-09 | 18.0                |
| 1973-04-10 | 19.0                |
| 1973-04-11 | 23.0                |
| 1973-04-12 | 28.0                |
| 1973-04-13 | 40.0                |
| 1973-04-14 | 51.0                |
| 1973-04-15 | 50.0                |
| 1973-04-16 | 56.0                |
| 1973-04-17 | 62.0                |
| 1973-04-18 | 59.0                |
| 1973-04-19 | 52.0                |
| 1973-04-20 | 49.0                |
| 1973-04-21 | 48.0                |
| 1973-04-22 | 51.0                |
| 1973-04-23 | 58.0                |
| 1973-04-24 | 66.0                |
| 1973-04-25 | 78.0                |
| 1973-04-26 | 92.0                |
| 1973-04-27 | 113.0               |
| 1973-04-28 | 141.0               |
| 1973-04-29 | 186.0               |
| 1973-04-30 | 178.0               |
| 1973-05-01 | 141.0               |
| 1973-05-02 | 125.0               |
| 1973-05-03 | 130.0               |
| 1973-05-04 | 169.0               |
| 1973-05-05 | 202.0               |
| 1973-05-06 | 223.0               |
| 1973-05-07 | 272.0               |
| 1973-05-08 | 298.0               |
| 1973-05-09 | 321.0               |
| 1973-05-10 | 363.0               |
| 1973-05-11 | 415.0               |
| 1973-05-12 | 437.0               |
| 1973-05-13 | 449.0               |
| 1973-05-14 | 453.0               |
| 1973-05-15 | 435.0               |
| 1973-05-16 | 416.0               |
| 1973-05-17 | 409.0               |
| 1973-05-18 | 402.0               |
| 1973-05-19 | 397.0               |
| 1973-05-20 | 372.0               |
| 1973-05-21 | 336.0               |
| 1973-05-22 | 300.0               |
| 1973-05-23 | 267.0               |
| 1973-05-24 | 246.0               |
| 1973-05-25 | 235.0               |
| 1973-05-26 | 222.0               |
| 1973-05-27 | 202.0               |
| 1973-05-28 | 188.0               |
| 1973-05-29 | 175.0               |
| 1973-05-30 | 165.0               |
| 1973-05-31 | 157.0               |
| 1973-06-01 | 159.0               |
| 1973-06-02 | 157.0               |
| 1973-06-03 | 143.0               |
| 1973-06-04 | 136.0               |
| 1973-06-05 | 129.0               |
| 1973-06-06 | 123.0               |
| 1973-06-07 | 118.0               |
| 1973-06-08 | 113.0               |
| 1973-06-09 | 107.0               |
| 1973-06-10 | 104.0               |
| 1973-06-11 | 98.0                |
| 1973-06-12 | 90.0                |
| 1973-06-13 | 85.0                |
| 1973-06-14 | 88.0                |
| 1973-06-15 | 83.0                |
| 1973-06-16 | 76.0                |
| 1973-06-17 | 70.0                |
| 1973-06-18 | 65.0                |
| 1973-06-19 | 61.0                |
| 1973-06-20 | 56.0                |
| 1973-06-21 | 53.0                |
| 1973-06-22 | 48.0                |
| 1973-06-23 | 44.0                |
| 1973-06-24 | 40.0                |
| 1973-06-25 | 36.0                |
| 1973-06-26 | 33.0                |
| 1973-06-27 | 30.0                |
| 1973-06-28 | 30.0                |
| 1973-06-29 | 29.0                |
| 1973-06-30 | 26.0                |
| 1973-07-01 | 26.0                |
| 1973-07-02 | 25.0                |
| 1973-07-03 | 24.0                |
| 1973-07-04 | 23.0                |
| 1973-07-05 | 22.0                |
| 1973-07-06 | 21.0                |
| 1973-07-07 | 20.0                |
| 1973-07-08 | 20.0                |
| 1973-07-09 | 21.0                |
| 1973-07-10 | 19.0                |
| 1973-07-11 | 18.0                |
| 1973-07-12 | 18.0                |
| 1973-07-13 | 20.0                |
| 1973-07-14 | 23.0                |
| 1973-07-15 | 25.0                |
| 1973-07-16 | 20.0                |
| 1973-07-17 | 20.0                |
| 1973-07-18 | 19.0                |
| 1973-07-19 | 21.0                |
| 1973-07-20 | 20.0                |
| 1973-07-21 | 18.0                |
| 1973-07-22 | 20.0                |
| 1973-07-23 | 20.0                |
| 1973-07-24 | 17.0                |
| 1973-07-25 | 15.0                |
| 1973-07-26 | 13.0                |
| 1973-07-27 | 14.0                |
| 1973-07-28 | 15.0                |
| 1973-07-29 | 13.0                |
| 1973-07-30 | 13.0                |
| 1973-07-31 | 12.0                |
| 1973-08-01 | 11.0                |
| 1973-08-02 | 9.7                 |
| 1973-08-03 | 9.3                 |
| 1973-08-04 | 11.0                |
| 1973-08-05 | 12.0                |
| 1973-08-06 | 12.0                |
| 1973-08-07 | 9.9                 |
| 1973-08-08 | 9.5                 |
| 1973-08-09 | 9.0                 |
| 1973-08-10 | 9.2                 |
| 1973-08-11 | 8.6                 |
| 1973-08-12 | 8.2                 |
| 1973-08-13 | 8.2                 |
| 1973-08-14 | 8.7                 |
| 1973-08-15 | 7.9                 |
| 1973-08-16 | 7.4                 |
| 1973-08-17 | 7.9                 |
| 1973-08-18 | 9.3                 |
| 1973-08-19 | 8.0                 |
| 1973-08-20 | 7.1                 |
| 1973-08-21 | 8.6                 |
| 1973-08-22 | 9.3                 |
| 1973-08-23 | 7.9                 |
| 1973-08-24 | 6.8                 |
| 1973-08-25 | 5.9                 |
| 1973-08-26 | 5.7                 |
| 1973-08-27 | 5.3                 |
| 1973-08-28 | 5.2                 |
| 1973-08-29 | 5.3                 |
| 1973-08-30 | 5.1                 |
| 1973-08-31 | 4.9                 |
| 1973-09-01 | 5.9                 |
| 1973-09-02 | 7.6                 |
| 1973-09-03 | 7.2                 |
| 1973-09-04 | 6.0                 |
| 1973-09-05 | 5.2                 |
| 1973-09-06 | 4.8                 |
| 1973-09-07 | 4.8                 |
| 1973-09-08 | 4.6                 |
| 1973-09-09 | 4.8                 |
| 1973-09-10 | 4.8                 |
| 1973-09-11 | 5.7                 |
| 1973-09-12 | 6.5                 |
| 1973-09-13 | 5.5                 |
| 1973-09-14 | 4.9                 |
| 1973-09-15 | 4.9                 |
| 1973-09-16 | 4.8                 |
| 1973-09-17 | 5.0                 |
| 1973-09-18 | 4.8                 |
| 1973-09-19 | 4.7                 |
| 1973-09-20 | 4.5                 |
| 1973-09-21 | 4.5                 |
| 1973-09-22 | 4.6                 |
| 1973-09-23 | 5.1                 |
| 1973-09-24 | 5.9                 |
| 1973-09-25 | 6.1                 |
| 1973-09-26 | 6.6                 |
| 1973-09-27 | 5.5                 |
| 1973-09-28 | 5.3                 |
| 1973-09-29 | 5.0                 |
| 1973-09-30 | 5.0                 |
| 1973-10-01 | 4.9                 |
| 1973-10-02 | 4.8                 |
| 1973-10-03 | 4.8                 |
| 1973-10-04 | 4.8                 |
| 1973-10-05 | 4.9                 |
| 1973-10-06 | 5.1                 |
| 1973-10-07 | 5.5                 |
| 1973-10-08 | 5.8                 |
| 1973-10-09 | 7.4                 |
| 1973-10-10 | 8.1                 |
| 1973-10-11 | 7.8                 |
| 1973-10-12 | 7.2                 |
| 1973-10-13 | 6.8                 |
| 1973-10-14 | 8.6                 |
| 1973-10-15 | 7.3                 |
| 1973-10-16 | 6.5                 |
| 1973-10-17 | 5.8                 |
| 1973-10-18 | 5.4                 |
| 1973-10-19 | 5.4                 |
| 1973-10-20 | 5.2                 |
| 1973-10-21 | 5.2                 |
| 1973-10-22 | 5.2                 |
| 1973-10-23 | 5.2                 |
| 1973-10-24 | 5.2                 |
| 1973-10-25 | 5.2                 |
| 1973-10-26 | 5.2                 |
| 1973-10-27 | 4.5                 |
| 1973-10-28 | 4.5                 |
| 1973-10-29 | 4.9                 |
| 1973-10-30 | 5.2                 |
| 1973-10-31 | 5.2                 |
| 1973-11-01 | 5.2                 |
| 1973-11-02 | 5.2                 |
| 1973-11-03 | 5.2                 |
| 1973-11-04 | 5.2                 |
| 1973-11-05 | 5.2                 |
| 1973-11-06 | 5.2                 |
| 1973-11-07 | 5.2                 |
| 1973-11-08 | 5.2                 |
| 1973-11-09 | 5.2                 |
| 1973-11-10 | 5.2                 |
| 1973-11-11 | 5.2                 |
| 1973-11-12 | 5.2                 |
| 1973-11-13 | 5.2                 |
| 1973-11-14 | 5.2                 |
| 1973-11-15 | 5.2                 |
| 1973-11-16 | 5.2                 |
| 1973-11-17 | 5.2                 |
| 1973-11-18 | 5.2                 |
| 1973-11-19 | 5.2                 |
| 1973-11-20 | 5.2                 |
| 1973-11-21 | 5.2                 |
| 1973-11-22 | 5.2                 |
| 1973-11-23 | 5.2                 |
| 1973-11-24 | 5.2                 |
| 1973-11-25 | 5.2                 |
| 1973-11-26 | 5.2                 |
| 1973-11-27 | 5.2                 |
| 1973-11-28 | 5.2                 |
| 1973-11-29 | 5.2                 |
| 1973-11-30 | 5.2                 |
| 1973-12-01 | 5.2                 |
| 1973-12-02 | 5.2                 |
| 1973-12-03 | 5.2                 |
| 1973-12-04 | 5.2                 |
| 1973-12-05 | 5.2                 |
| 1973-12-06 | 5.2                 |
| 1973-12-07 | 5.2                 |
| 1973-12-08 | 5.2                 |
| 1973-12-09 | 5.2                 |
| 1973-12-10 | 5.2                 |
| 1973-12-11 | 5.2                 |
| 1973-12-12 | 5.2                 |
| 1973-12-13 | 5.2                 |
| 1973-12-14 | 5.2                 |
| 1973-12-15 | 5.2                 |
| 1973-12-16 | 5.2                 |
| 1973-12-17 | 5.2                 |
| 1973-12-18 | 5.2                 |
| 1973-12-19 | 5.2                 |
| 1973-12-20 | 5.2                 |
| 1973-12-21 | 5.2                 |
| 1973-12-22 | 5.2                 |
| 1973-12-23 | 5.2                 |
| 1973-12-24 | 5.2                 |
| 1973-12-25 | 5.2                 |
| 1973-12-26 | 5.2                 |
| 1973-12-27 | 5.2                 |
| 1973-12-28 | 5.2                 |
| 1973-12-29 | 5.2                 |
| 1973-12-30 | 5.2                 |
| 1973-12-31 | 5.2                 |
| 1974-01-01 | 5.0                 |
| 1974-01-02 | 5.0                 |
| 1974-01-03 | 5.0                 |
| 1974-01-04 | 5.0                 |
| 1974-01-05 | 5.0                 |
| 1974-01-06 | 5.0                 |
| 1974-01-07 | 5.0                 |
| 1974-01-08 | 5.0                 |
| 1974-01-09 | 5.0                 |
| 1974-01-10 | 5.0                 |
| 1974-01-11 | 5.0                 |
| 1974-01-12 | 5.0                 |
| 1974-01-13 | 5.0                 |
| 1974-01-14 | 5.0                 |
| 1974-01-15 | 5.0                 |
| 1974-01-16 | 5.0                 |
| 1974-01-17 | 5.0                 |
| 1974-01-18 | 5.0                 |
| 1974-01-19 | 5.0                 |
| 1974-01-20 | 5.0                 |
| 1974-01-21 | 5.0                 |
| 1974-01-22 | 5.0                 |
| 1974-01-23 | 5.0                 |
| 1974-01-24 | 5.0                 |
| 1974-01-25 | 5.0                 |
| 1974-01-26 | 5.0                 |
| 1974-01-27 | 5.0                 |
| 1974-01-28 | 5.0                 |
| 1974-01-29 | 5.0                 |
| 1974-01-30 | 5.0                 |
| 1974-01-31 | 5.0                 |
| 1974-02-01 | 5.0                 |
| 1974-02-02 | 5.0                 |
| 1974-02-03 | 5.0                 |
| 1974-02-04 | 5.0                 |
| 1974-02-05 | 5.0                 |
| 1974-02-06 | 4.7                 |
| 1974-02-07 | 4.4                 |
| 1974-02-08 | 4.2                 |
| 1974-02-09 | 4.1                 |
| 1974-02-10 | 4.1                 |
| 1974-02-11 | 4.1                 |
| 1974-02-12 | 4.1                 |
| 1974-02-13 | 4.1                 |
| 1974-02-14 | 4.1                 |
| 1974-02-15 | 4.1                 |
| 1974-02-16 | 4.1                 |
| 1974-02-17 | 4.1                 |
| 1974-02-18 | 4.1                 |
| 1974-02-19 | 4.1                 |
| 1974-02-20 | 4.1                 |
| 1974-02-21 | 4.1                 |
| 1974-02-22 | 4.1                 |
| 1974-02-23 | 4.1                 |
| 1974-02-24 | 4.1                 |
| 1974-02-25 | 4.1                 |
| 1974-02-26 | 4.3                 |
| 1974-02-27 | 4.6                 |
| 1974-02-28 | 4.9                 |
| 1974-03-01 | 5.3                 |
| 1974-03-02 | 5.7                 |
| 1974-03-03 | 5.4                 |
| 1974-03-04 | 4.9                 |
| 1974-03-05 | 4.9                 |
| 1974-03-06 | 4.9                 |
| 1974-03-07 | 4.9                 |
| 1974-03-08 | 4.9                 |
| 1974-03-09 | 4.9                 |
| 1974-03-10 | 4.9                 |
| 1974-03-11 | 4.9                 |
| 1974-03-12 | 6.9                 |
| 1974-03-13 | 5.3                 |
| 1974-03-14 | 9.8                 |
| 1974-03-15 | 8.1                 |
| 1974-03-16 | 9.0                 |
| 1974-03-17 | 10.0                |
| 1974-03-18 | 11.0                |
| 1974-03-19 | 13.0                |
| 1974-03-20 | 15.0                |
| 1974-03-21 | 12.0                |
| 1974-03-22 | 13.0                |
| 1974-03-23 | 14.0                |
| 1974-03-24 | 13.0                |
| 1974-03-25 | 13.0                |
| 1974-03-26 | 17.0                |
| 1974-03-27 | 19.0                |
| 1974-03-28 | 23.0                |
| 1974-03-29 | 19.0                |
| 1974-03-30 | 19.0                |
| 1974-03-31 | 19.0                |
| 1974-04-01 | 15.0                |
| 1974-04-02 | 16.0                |
| 1974-04-03 | 14.0                |
| 1974-04-04 | 12.0                |
| 1974-04-05 | 10.0                |
| 1974-04-06 | 13.0                |
| 1974-04-07 | 15.0                |
| 1974-04-08 | 15.0                |
| 1974-04-09 | 22.0                |
| 1974-04-10 | 25.0                |
| 1974-04-11 | 25.0                |
| 1974-04-12 | 27.0                |
| 1974-04-13 | 26.0                |
| 1974-04-14 | 29.0                |
| 1974-04-15 | 34.0                |
| 1974-04-16 | 41.0                |
| 1974-04-17 | 50.0                |
| 1974-04-18 | 69.0                |
| 1974-04-19 | 75.0                |
| 1974-04-20 | 76.0                |
| 1974-04-21 | 72.0                |
| 1974-04-22 | 76.0                |
| 1974-04-23 | 86.0                |
| 1974-04-24 | 112.0               |
| 1974-04-25 | 153.0               |
| 1974-04-26 | 167.0               |
| 1974-04-27 | 149.0               |
| 1974-04-28 | 139.0               |
| 1974-04-29 | 137.0               |
| 1974-04-30 | 145.0               |
| 1974-05-01 | 162.0               |
| 1974-05-02 | 175.0               |
| 1974-05-03 | 181.0               |
| 1974-05-04 | 186.0               |
| 1974-05-05 | 198.0               |
| 1974-05-06 | 206.0               |
| 1974-05-07 | 222.0               |
| 1974-05-08 | 239.0               |
| 1974-05-09 | 257.0               |
| 1974-05-10 | 269.0               |
| 1974-05-11 | 254.0               |
| 1974-05-12 | 239.0               |
| 1974-05-13 | 228.0               |
| 1974-05-14 | 211.0               |
| 1974-05-15 | 194.0               |
| 1974-05-16 | 183.0               |
| 1974-05-17 | 176.0               |
| 1974-05-18 | 167.0               |
| 1974-05-19 | 160.0               |
| 1974-05-20 | 154.0               |
| 1974-05-21 | 146.0               |
| 1974-05-22 | 140.0               |
| 1974-05-23 | 133.0               |
| 1974-05-24 | 128.0               |
| 1974-05-25 | 123.0               |
| 1974-05-26 | 118.0               |
| 1974-05-27 | 115.0               |
| 1974-05-28 | 111.0               |
| 1974-05-29 | 107.0               |
| 1974-05-30 | 103.0               |
| 1974-05-31 | 100.0               |
| 1974-06-01 | 96.0                |
| 1974-06-02 | 92.0                |
| 1974-06-03 | 88.0                |
| 1974-06-04 | 86.0                |
| 1974-06-05 | 83.0                |
| 1974-06-06 | 81.0                |
| 1974-06-07 | 78.0                |
| 1974-06-08 | 77.0                |
| 1974-06-09 | 73.0                |
| 1974-06-10 | 70.0                |
| 1974-06-11 | 66.0                |
| 1974-06-12 | 63.0                |
| 1974-06-13 | 60.0                |
| 1974-06-14 | 58.0                |
| 1974-06-15 | 55.0                |
| 1974-06-16 | 54.0                |
| 1974-06-17 | 51.0                |
| 1974-06-18 | 48.0                |
| 1974-06-19 | 44.0                |
| 1974-06-20 | 39.0                |
| 1974-06-21 | 36.0                |
| 1974-06-22 | 34.0                |
| 1974-06-23 | 32.0                |
| 1974-06-24 | 28.0                |
| 1974-06-25 | 25.0                |
| 1974-06-26 | 23.0                |
| 1974-06-27 | 21.0                |
| 1974-06-28 | 19.0                |
| 1974-06-29 | 16.0                |
| 1974-06-30 | 15.0                |
| 1974-07-01 | 13.0                |
| 1974-07-02 | 12.0                |
| 1974-07-03 | 14.0                |
| 1974-07-04 | 12.0                |
| 1974-07-05 | 12.0                |
| 1974-07-06 | 11.0                |
| 1974-07-07 | 11.0                |
| 1974-07-08 | 10.0                |
| 1974-07-09 | 11.0                |
| 1974-07-10 | 9.7                 |
| 1974-07-11 | 9.4                 |
| 1974-07-12 | 9.2                 |
| 1974-07-13 | 8.7                 |
| 1974-07-14 | 8.2                 |
| 1974-07-15 | 9.6                 |
| 1974-07-16 | 18.0                |
| 1974-07-17 | 16.0                |
| 1974-07-18 | 11.0                |
| 1974-07-19 | 12.0                |
| 1974-07-20 | 25.0                |
| 1974-07-21 | 22.0                |
| 1974-07-22 | 14.0                |
| 1974-07-23 | 11.0                |
| 1974-07-24 | 20.0                |
| 1974-07-25 | 12.0                |
| 1974-07-26 | 9.4                 |
| 1974-07-27 | 9.8                 |
| 1974-07-28 | 8.6                 |
| 1974-07-29 | 8.1                 |
| 1974-07-30 | 7.4                 |
| 1974-07-31 | 7.7                 |
| 1974-08-01 | 8.6                 |
| 1974-08-02 | 12.0                |
| 1974-08-03 | 13.0                |
| 1974-08-04 | 9.3                 |
| 1974-08-05 | 7.7                 |
| 1974-08-06 | 7.2                 |
| 1974-08-07 | 6.6                 |
| 1974-08-08 | 6.6                 |
| 1974-08-09 | 6.6                 |
| 1974-08-10 | 6.1                 |
| 1974-08-11 | 6.1                 |
| 1974-08-12 | 5.5                 |
| 1974-08-13 | 5.0                 |
| 1974-08-14 | 4.5                 |
| 1974-08-15 | 4.2                 |
| 1974-08-16 | 4.0                 |
| 1974-08-17 | 3.9                 |
| 1974-08-18 | 3.7                 |
| 1974-08-19 | 3.5                 |
| 1974-08-20 | 3.3                 |
| 1974-08-21 | 3.4                 |
| 1974-08-22 | 3.6                 |
| 1974-08-23 | 3.5                 |
| 1974-08-24 | 3.2                 |
| 1974-08-25 | 3.0                 |
| 1974-08-26 | 2.9                 |
| 1974-08-27 | 3.0                 |
| 1974-08-28 | 2.7                 |
| 1974-08-29 | 2.8                 |
| 1974-08-30 | 2.7                 |
| 1974-08-31 | 2.5                 |
| 1974-09-01 | 2.3                 |
| 1974-09-02 | 2.3                 |
| 1974-09-03 | 2.3                 |
| 1974-09-04 | 2.5                 |
| 1974-09-05 | 2.3                 |
| 1974-09-06 | 2.2                 |
| 1974-09-07 | 2.2                 |
| 1974-09-08 | 2.5                 |
| 1974-09-09 | 2.2                 |
| 1974-09-10 | 2.0                 |
| 1974-09-11 | 2.0                 |
| 1974-09-12 | 2.5                 |
| 1974-09-13 | 2.9                 |
| 1974-09-14 | 3.3                 |
| 1974-09-15 | 3.9                 |
| 1974-09-16 | 3.5                 |
| 1974-09-17 | 3.1                 |
| 1974-09-18 | 2.9                 |
| 1974-09-19 | 3.0                 |
| 1974-09-20 | 2.7                 |
| 1974-09-21 | 2.7                 |
| 1974-09-22 | 2.7                 |
| 1974-09-23 | 2.9                 |
| 1974-09-24 | 2.9                 |
| 1974-09-25 | 2.9                 |
| 1974-09-26 | 2.7                 |
| 1974-09-27 | 2.7                 |
| 1974-09-28 | 2.9                 |
| 1974-09-29 | 3.1                 |
| 1974-09-30 | 3.2                 |
| 1974-10-01 | 2.8                 |
| 1974-10-02 | 3.5                 |
| 1974-10-03 | 3.5                 |
| 1974-10-04 | 5.0                 |
| 1974-10-05 | 5.5                 |
| 1974-10-06 | 5.0                 |
| 1974-10-07 | 4.5                 |
| 1974-10-08 | 4.0                 |
| 1974-10-09 | 3.7                 |
| 1974-10-10 | 4.1                 |
| 1974-10-11 | 4.0                 |
| 1974-10-12 | 4.0                 |
| 1974-10-13 | 3.9                 |
| 1974-10-14 | 3.8                 |
| 1974-10-15 | 3.8                 |
| 1974-10-16 | 3.8                 |
| 1974-10-17 | 3.8                 |
| 1974-10-18 | 4.4                 |
| 1974-10-19 | 4.0                 |
| 1974-10-20 | 4.1                 |
| 1974-10-21 | 4.1                 |
| 1974-10-22 | 4.9                 |
| 1974-10-23 | 12.0                |
| 1974-10-24 | 9.7                 |
| 1974-10-25 | 6.1                 |
| 1974-10-26 | 4.9                 |
| 1974-10-27 | 4.9                 |
| 1974-10-28 | 5.1                 |
| 1974-10-29 | 8.1                 |
| 1974-10-30 | 8.3                 |
| 1974-10-31 | 8.3                 |
| 1974-11-01 | 8.6                 |
| 1974-11-02 | 8.0                 |
| 1974-11-03 | 7.7                 |
| 1974-11-04 | 7.0                 |
| 1974-11-05 | 5.5                 |
| 1974-11-06 | 4.9                 |
| 1974-11-07 | 4.8                 |
| 1974-11-08 | 4.8                 |
| 1974-11-09 | 4.5                 |
| 1974-11-10 | 4.5                 |
| 1974-11-11 | 4.5                 |
| 1974-11-12 | 4.2                 |
| 1974-11-13 | 4.5                 |
| 1974-11-14 | 4.5                 |
| 1974-11-15 | 4.5                 |
| 1974-11-16 | 4.4                 |
| 1974-11-17 | 4.1                 |
| 1974-11-18 | 4.5                 |
| 1974-11-19 | 4.8                 |
| 1974-11-20 | 5.0                 |
| 1974-11-21 | 5.0                 |
| 1974-11-22 | 5.0                 |
| 1974-11-23 | 5.0                 |
| 1974-11-24 | 5.0                 |
| 1974-11-25 | 5.0                 |
| 1974-11-26 | 5.0                 |
| 1974-11-27 | 5.0                 |
| 1974-11-28 | 5.0                 |
| 1974-11-29 | 5.0                 |
| 1974-11-30 | 5.0                 |
| 1974-12-01 | 5.0                 |
| 1974-12-02 | 5.0                 |
| 1974-12-03 | 5.0                 |
| 1974-12-04 | 5.0                 |
| 1974-12-05 | 5.0                 |
| 1974-12-06 | 4.0                 |
| 1974-12-07 | 3.0                 |
| 1974-12-08 | 3.0                 |
| 1974-12-09 | 3.0                 |
| 1974-12-10 | 3.0                 |
| 1974-12-11 | 3.0                 |
| 1974-12-12 | 3.0                 |
| 1974-12-13 | 3.0                 |
| 1974-12-14 | 3.0                 |
| 1974-12-15 | 3.0                 |
| 1974-12-16 | 3.0                 |
| 1974-12-17 | 3.0                 |
| 1974-12-18 | 3.0                 |
| 1974-12-19 | 3.0                 |
| 1974-12-20 | 3.0                 |
| 1974-12-21 | 3.0                 |
| 1974-12-22 | 3.0                 |
| 1974-12-23 | 3.0                 |
| 1974-12-24 | 3.0                 |
| 1974-12-25 | 3.0                 |
| 1974-12-26 | 3.0                 |
| 1974-12-27 | 3.0                 |
| 1974-12-28 | 3.0                 |
| 1974-12-29 | 3.0                 |
| 1974-12-30 | 3.0                 |
| 1974-12-31 | 3.0                 |
| 1975-01-01 | 3.0                 |
| 1975-01-02 | 3.0                 |
| 1975-01-03 | 3.0                 |
| 1975-01-04 | 3.0                 |
| 1975-01-05 | 3.0                 |
| 1975-01-06 | 3.0                 |
| 1975-01-07 | 3.0                 |
| 1975-01-08 | 3.0                 |
| 1975-01-09 | 3.0                 |
| 1975-01-10 | 3.0                 |
| 1975-01-11 | 3.0                 |
| 1975-01-12 | 3.0                 |
| 1975-01-13 | 3.5                 |
| 1975-01-14 | 4.0                 |
| 1975-01-15 | 4.5                 |
| 1975-01-16 | 4.5                 |
| 1975-01-17 | 4.5                 |
| 1975-01-18 | 4.5                 |
| 1975-01-19 | 4.5                 |
| 1975-01-20 | 4.5                 |
| 1975-01-21 | 4.5                 |
| 1975-01-22 | 4.5                 |
| 1975-01-23 | 4.5                 |
| 1975-01-24 | 4.5                 |
| 1975-01-25 | 4.5                 |
| 1975-01-26 | 4.5                 |
| 1975-01-27 | 4.5                 |
| 1975-01-28 | 4.5                 |
| 1975-01-29 | 4.5                 |
| 1975-01-30 | 4.5                 |
| 1975-01-31 | 4.5                 |
| 1975-02-01 | 4.5                 |
| 1975-02-02 | 4.5                 |
| 1975-02-03 | 4.5                 |
| 1975-02-04 | 4.5                 |
| 1975-02-05 | 4.5                 |
| 1975-02-06 | 4.5                 |
| 1975-02-07 | 4.5                 |
| 1975-02-08 | 4.5                 |
| 1975-02-09 | 4.5                 |
| 1975-02-10 | 4.5                 |
| 1975-02-11 | 4.5                 |
| 1975-02-12 | 4.5                 |
| 1975-02-13 | 4.5                 |
| 1975-02-14 | 4.5                 |
| 1975-02-15 | 4.5                 |
| 1975-02-16 | 4.5                 |
| 1975-02-17 | 4.5                 |
| 1975-02-18 | 4.5                 |
| 1975-02-19 | 4.5                 |
| 1975-02-20 | 4.5                 |
| 1975-02-21 | 4.5                 |
| 1975-02-22 | 4.5                 |
| 1975-02-23 | 4.5                 |
| 1975-02-24 | 4.5                 |
| 1975-02-25 | 5.0                 |
| 1975-02-26 | 5.5                 |
| 1975-02-27 | 6.0                 |
| 1975-02-28 | 6.5                 |
| 1975-03-01 | 7.0                 |
| 1975-03-02 | 7.0                 |
| 1975-03-03 | 7.0                 |
| 1975-03-04 | 7.0                 |
| 1975-03-05 | 7.0                 |
| 1975-03-06 | 7.0                 |
| 1975-03-07 | 7.0                 |
| 1975-03-08 | 7.0                 |
| 1975-03-09 | 7.0                 |
| 1975-03-10 | 7.0                 |
| 1975-03-11 | 7.0                 |
| 1975-03-12 | 7.0                 |
| 1975-03-13 | 7.0                 |
| 1975-03-14 | 7.0                 |
| 1975-03-15 | 7.0                 |
| 1975-03-16 | 7.0                 |
| 1975-03-17 | 7.0                 |
| 1975-03-18 | 7.0                 |
| 1975-03-19 | 7.0                 |
| 1975-03-20 | 7.0                 |
| 1975-03-21 | 7.0                 |
| 1975-03-22 | 7.0                 |
| 1975-03-23 | 7.0                 |
| 1975-03-24 | 7.0                 |
| 1975-03-25 | 7.0                 |
| 1975-03-26 | 6.0                 |
| 1975-03-27 | 5.0                 |
| 1975-03-28 | 5.0                 |
| 1975-03-29 | 5.0                 |
| 1975-03-30 | 5.0                 |
| 1975-03-31 | 5.0                 |
| 1975-04-01 | 5.0                 |
| 1975-04-02 | 5.0                 |
| 1975-04-03 | 5.5                 |
| 1975-04-04 | 5.5                 |
| 1975-04-05 | 6.0                 |
| 1975-04-06 | 6.5                 |
| 1975-04-07 | 7.0                 |
| 1975-04-08 | 7.5                 |
| 1975-04-09 | 8.0                 |
| 1975-04-10 | 8.5                 |
| 1975-04-11 | 9.4                 |
| 1975-04-12 | 12.0                |
| 1975-04-13 | 21.0                |
| 1975-04-14 | 24.0                |
| 1975-04-15 | 17.0                |
| 1975-04-16 | 18.0                |
| 1975-04-17 | 18.0                |
| 1975-04-18 | 17.0                |
| 1975-04-19 | 21.0                |
| 1975-04-20 | 21.0                |
| 1975-04-21 | 26.0                |
| 1975-04-22 | 39.0                |
| 1975-04-23 | 46.0                |
| 1975-04-24 | 47.0                |
| 1975-04-25 | 52.0                |
| 1975-04-26 | 48.0                |
| 1975-04-27 | 40.0                |
| 1975-04-28 | 36.0                |
| 1975-04-29 | 31.0                |
| 1975-04-30 | 28.0                |
| 1975-05-01 | 21.0                |
| 1975-05-02 | 32.0                |
| 1975-05-03 | 42.0                |
| 1975-05-04 | 57.0                |
| 1975-05-05 | 50.0                |
| 1975-05-06 | 44.0                |
| 1975-05-07 | 41.0                |
| 1975-05-08 | 40.0                |
| 1975-05-09 | 47.0                |
| 1975-05-10 | 57.0                |
| 1975-05-11 | 81.0                |
| 1975-05-12 | 106.0               |
| 1975-05-13 | 103.0               |
| 1975-05-14 | 144.0               |
| 1975-05-15 | 193.0               |
| 1975-05-16 | 229.0               |
| 1975-05-17 | 230.0               |
| 1975-05-18 | 243.0               |
| 1975-05-19 | 293.0               |
| 1975-05-20 | 371.0               |
| 1975-05-21 | 331.0               |
| 1975-05-22 | 285.0               |
| 1975-05-23 | 256.0               |
| 1975-05-24 | 243.0               |
| 1975-05-25 | 272.0               |
| 1975-05-26 | 296.0               |
| 1975-05-27 | 342.0               |
| 1975-05-28 | 349.0               |
| 1975-05-29 | 358.0               |
| 1975-05-30 | 345.0               |
| 1975-05-31 | 344.0               |
| 1975-06-01 | 355.0               |
| 1975-06-02 | 353.0               |
| 1975-06-03 | 341.0               |
| 1975-06-04 | 315.0               |
| 1975-06-05 | 289.0               |
| 1975-06-06 | 267.0               |
| 1975-06-07 | 249.0               |
| 1975-06-08 | 235.0               |
| 1975-06-09 | 206.0               |
| 1975-06-10 | 190.0               |
| 1975-06-11 | 174.0               |
| 1975-06-12 | 155.0               |
| 1975-06-13 | 144.0               |
| 1975-06-14 | 136.0               |
| 1975-06-15 | 128.0               |
| 1975-06-16 | 120.0               |
| 1975-06-17 | 113.0               |
| 1975-06-18 | 110.0               |
| 1975-06-19 | 110.0               |
| 1975-06-20 | 103.0               |
| 1975-06-21 | 97.0                |
| 1975-06-22 | 88.0                |
| 1975-06-23 | 83.0                |
| 1975-06-24 | 78.0                |
| 1975-06-25 | 75.0                |
| 1975-06-26 | 72.0                |
| 1975-06-27 | 69.0                |
| 1975-06-28 | 65.0                |
| 1975-06-29 | 63.0                |
| 1975-06-30 | 58.0                |
| 1975-07-01 | 55.0                |
| 1975-07-02 | 53.0                |
| 1975-07-03 | 53.0                |
| 1975-07-04 | 52.0                |
| 1975-07-05 | 53.0                |
| 1975-07-06 | 55.0                |
| 1975-07-07 | 51.0                |
| 1975-07-08 | 48.0                |
| 1975-07-09 | 46.0                |
| 1975-07-10 | 49.0                |
| 1975-07-11 | 47.0                |
| 1975-07-12 | 44.0                |
| 1975-07-13 | 42.0                |
| 1975-07-14 | 40.0                |
| 1975-07-15 | 39.0                |
| 1975-07-16 | 50.0                |
| 1975-07-17 | 45.0                |
| 1975-07-18 | 37.0                |
| 1975-07-19 | 35.0                |
| 1975-07-20 | 34.0                |
| 1975-07-21 | 34.0                |
| 1975-07-22 | 34.0                |
| 1975-07-23 | 32.0                |
| 1975-07-24 | 32.0                |
| 1975-07-25 | 31.0                |
| 1975-07-26 | 31.0                |
| 1975-07-27 | 30.0                |
| 1975-07-28 | 27.0                |
| 1975-07-29 | 28.0                |
| 1975-07-30 | 27.0                |
| 1975-07-31 | 24.0                |
| 1975-08-01 | 23.0                |
| 1975-08-02 | 22.0                |
| 1975-08-03 | 21.0                |
| 1975-08-04 | 20.0                |
| 1975-08-05 | 19.0                |
| 1975-08-06 | 19.0                |
| 1975-08-07 | 18.0                |
| 1975-08-08 | 17.0                |
| 1975-08-09 | 17.0                |
| 1975-08-10 | 17.0                |
| 1975-08-11 | 16.0                |
| 1975-08-12 | 16.0                |
| 1975-08-13 | 15.0                |
| 1975-08-14 | 16.0                |
| 1975-08-15 | 14.0                |
| 1975-08-16 | 13.0                |
| 1975-08-17 | 13.0                |
| 1975-08-18 | 12.0                |
| 1975-08-19 | 12.0                |
| 1975-08-20 | 13.0                |
| 1975-08-21 | 14.0                |
| 1975-08-22 | 17.0                |
| 1975-08-23 | 14.0                |
| 1975-08-24 | 12.0                |
| 1975-08-25 | 11.0                |
| 1975-08-26 | 10.0                |
| 1975-08-27 | 10.0                |
| 1975-08-28 | 10.0                |
| 1975-08-29 | 9.3                 |
| 1975-08-30 | 8.9                 |
| 1975-08-31 | 8.6                 |
| 1975-09-01 | 8.3                 |
| 1975-09-02 | 8.0                 |
| 1975-09-03 | 7.6                 |
| 1975-09-04 | 7.4                 |
| 1975-09-05 | 7.3                 |
| 1975-09-06 | 6.8                 |
| 1975-09-07 | 6.9                 |
| 1975-09-08 | 7.5                 |
| 1975-09-09 | 8.0                 |
| 1975-09-10 | 8.7                 |
| 1975-09-11 | 11.0                |
| 1975-09-12 | 8.7                 |
| 1975-09-13 | 8.0                 |
| 1975-09-14 | 13.0                |
| 1975-09-15 | 11.0                |
| 1975-09-16 | 8.7                 |
| 1975-09-17 | 8.0                 |
| 1975-09-18 | 7.5                 |
| 1975-09-19 | 7.0                 |
| 1975-09-20 | 7.0                 |
| 1975-09-21 | 7.0                 |
| 1975-09-22 | 6.8                 |
| 1975-09-23 | 6.8                 |
| 1975-09-24 | 6.7                 |
| 1975-09-25 | 6.3                 |
| 1975-09-26 | 6.3                 |
| 1975-09-27 | 6.3                 |
| 1975-09-28 | 6.3                 |
| 1975-09-29 | 6.3                 |
| 1975-09-30 | 6.3                 |
| 1975-10-01 | 6.3                 |
| 1975-10-02 | 6.2                 |
| 1975-10-03 | 5.9                 |
| 1975-10-04 | 5.9                 |
| 1975-10-05 | 5.5                 |
| 1975-10-06 | 5.8                 |
| 1975-10-07 | 6.1                 |
| 1975-10-08 | 7.8                 |
| 1975-10-09 | 7.4                 |
| 1975-10-10 | 6.7                 |
| 1975-10-11 | 6.6                 |
| 1975-10-12 | 6.7                 |
| 1975-10-13 | 8.3                 |
| 1975-10-14 | 8.4                 |
| 1975-10-15 | 8.1                 |
| 1975-10-16 | 7.7                 |
| 1975-10-17 | 7.2                 |
| 1975-10-18 | 7.2                 |
| 1975-10-19 | 7.0                 |
| 1975-10-20 | 6.7                 |
| 1975-10-21 | 6.7                 |
| 1975-10-22 | 6.7                 |
| 1975-10-23 | 6.7                 |
| 1975-10-24 | 6.8                 |
| 1975-10-25 | 7.2                 |
| 1975-10-26 | 7.2                 |
| 1975-10-27 | 7.2                 |
| 1975-10-28 | 6.8                 |
| 1975-10-29 | 6.3                 |
| 1975-10-30 | 6.2                 |
| 1975-10-31 | 6.3                 |
| 1975-11-01 | 6.3                 |
| 1975-11-02 | 5.9                 |
| 1975-11-03 | 5.8                 |
| 1975-11-04 | 5.8                 |
| 1975-11-05 | 5.8                 |
| 1975-11-06 | 5.8                 |
| 1975-11-07 | 5.8                 |
| 1975-11-08 | 7.5                 |
| 1975-11-09 | 6.7                 |
| 1975-11-10 | 6.3                 |
| 1975-11-11 | 6.0                 |
| 1975-11-12 | 6.4                 |
| 1975-11-13 | 6.8                 |
| 1975-11-14 | 6.8                 |
| 1975-11-15 | 6.8                 |
| 1975-11-16 | 6.8                 |
| 1975-11-17 | 6.8                 |
| 1975-11-18 | 6.8                 |
| 1975-11-19 | 6.8                 |
| 1975-11-20 | 6.8                 |
| 1975-11-21 | 6.8                 |
| 1975-11-22 | 6.8                 |
| 1975-11-23 | 6.8                 |
| 1975-11-24 | 6.8                 |
| 1975-11-25 | 6.8                 |
| 1975-11-26 | 6.8                 |
| 1975-11-27 | 6.8                 |
| 1975-11-28 | 6.8                 |
| 1975-11-29 | 6.8                 |
| 1975-11-30 | 6.8                 |
| 1975-12-01 | 6.8                 |
| 1975-12-02 | 6.8                 |
| 1975-12-03 | 6.8                 |
| 1975-12-04 | 6.8                 |
| 1975-12-05 | 6.8                 |
| 1975-12-06 | 6.8                 |
| 1975-12-07 | 6.8                 |
| 1975-12-08 | 6.8                 |
| 1975-12-09 | 6.8                 |
| 1975-12-10 | 6.8                 |
| 1975-12-11 | 6.8                 |
| 1975-12-12 | 6.8                 |
| 1975-12-13 | 6.8                 |
| 1975-12-14 | 6.8                 |
| 1975-12-15 | 6.8                 |
| 1975-12-16 | 6.8                 |
| 1975-12-17 | 6.8                 |
| 1975-12-18 | 6.8                 |
| 1975-12-19 | 6.8                 |
| 1975-12-20 | 6.8                 |
| 1975-12-21 | 6.8                 |
| 1975-12-22 | 6.8                 |
| 1975-12-23 | 6.8                 |
| 1975-12-24 | 6.8                 |
| 1975-12-25 | 6.8                 |
| 1975-12-26 | 6.8                 |
| 1975-12-27 | 6.8                 |
| 1975-12-28 | 6.8                 |
| 1975-12-29 | 6.8                 |
| 1975-12-30 | 6.8                 |
| 1975-12-31 | 6.8                 |
| 1976-01-01 | 6.8                 |
| 1976-01-02 | 6.8                 |
| 1976-01-03 | 6.8                 |
| 1976-01-04 | 6.8                 |
| 1976-01-05 | 6.8                 |
| 1976-01-06 | 6.8                 |
| 1976-01-07 | 6.8                 |
| 1976-01-08 | 6.8                 |
| 1976-01-09 | 6.8                 |
| 1976-01-10 | 6.8                 |
| 1976-01-11 | 6.8                 |
| 1976-01-12 | 6.8                 |
| 1976-01-13 | 6.8                 |
| 1976-01-14 | 6.8                 |
| 1976-01-15 | 6.8                 |
| 1976-01-16 | 6.8                 |
| 1976-01-17 | 6.8                 |
| 1976-01-18 | 6.8                 |
| 1976-01-19 | 6.8                 |
| 1976-01-20 | 6.8                 |
| 1976-01-21 | 6.8                 |
| 1976-01-22 | 6.8                 |
| 1976-01-23 | 6.8                 |
| 1976-01-24 | 6.8                 |
| 1976-01-25 | 6.8                 |
| 1976-01-26 | 6.8                 |
| 1976-01-27 | 6.6                 |
| 1976-01-28 | 6.2                 |
| 1976-01-29 | 5.8                 |
| 1976-01-30 | 5.6                 |
| 1976-01-31 | 5.6                 |
| 1976-02-01 | 5.6                 |
| 1976-02-02 | 5.6                 |
| 1976-02-03 | 5.6                 |
| 1976-02-04 | 5.6                 |
| 1976-02-05 | 5.4                 |
| 1976-02-06 | 5.0                 |
| 1976-02-07 | 4.8                 |
| 1976-02-08 | 4.7                 |
| 1976-02-09 | 4.7                 |
| 1976-02-10 | 4.7                 |
| 1976-02-11 | 4.7                 |
| 1976-02-12 | 4.7                 |
| 1976-02-13 | 4.7                 |
| 1976-02-14 | 4.7                 |
| 1976-02-15 | 4.7                 |
| 1976-02-16 | 5.0                 |
| 1976-02-17 | 5.0                 |
| 1976-02-18 | 5.0                 |
| 1976-02-19 | 5.0                 |
| 1976-02-20 | 5.0                 |
| 1976-02-21 | 5.0                 |
| 1976-02-22 | 5.0                 |
| 1976-02-23 | 5.0                 |
| 1976-02-24 | 5.0                 |
| 1976-02-25 | 5.3                 |
| 1976-02-26 | 5.8                 |
| 1976-02-27 | 6.5                 |
| 1976-02-28 | 7.0                 |
| 1976-02-29 | 7.5                 |
| 1976-03-01 | 8.0                 |
| 1976-03-02 | 8.0                 |
| 1976-03-03 | 8.0                 |
| 1976-03-04 | 8.0                 |
| 1976-03-05 | 8.0                 |
| 1976-03-06 | 8.0                 |
| 1976-03-07 | 8.0                 |
| 1976-03-08 | 8.0                 |
| 1976-03-09 | 8.0                 |
| 1976-03-10 | 8.0                 |
| 1976-03-11 | 8.0                 |
| 1976-03-12 | 8.0                 |
| 1976-03-13 | 8.0                 |
| 1976-03-14 | 8.0                 |
| 1976-03-15 | 8.0                 |
| 1976-03-16 | 8.0                 |
| 1976-03-17 | 10.0                |
| 1976-03-18 | 12.0                |
| 1976-03-19 | 12.0                |
| 1976-03-20 | 12.0                |
| 1976-03-21 | 12.0                |
| 1976-03-22 | 12.0                |
| 1976-03-23 | 12.0                |
| 1976-03-24 | 12.0                |
| 1976-03-25 | 14.0                |
| 1976-03-26 | 15.0                |
| 1976-03-27 | 16.0                |
| 1976-03-28 | 16.0                |
| 1976-03-29 | 16.0                |
| 1976-03-30 | 16.0                |
| 1976-03-31 | 18.0                |
| 1976-04-01 | 21.0                |
| 1976-04-02 | 24.0                |
| 1976-04-03 | 27.0                |
| 1976-04-04 | 34.0                |
| 1976-04-05 | 40.0                |
| 1976-04-06 | 36.0                |
| 1976-04-07 | 31.0                |
| 1976-04-08 | 36.0                |
| 1976-04-09 | 42.0                |
| 1976-04-10 | 44.0                |
| 1976-04-11 | 49.0                |
| 1976-04-12 | 56.0                |
| 1976-04-13 | 48.0                |
| 1976-04-14 | 46.0                |
| 1976-04-15 | 44.0                |
| 1976-04-16 | 42.0                |
| 1976-04-17 | 36.0                |
| 1976-04-18 | 34.0                |
| 1976-04-19 | 33.0                |
| 1976-04-20 | 32.0                |
| 1976-04-21 | 37.0                |
| 1976-04-22 | 45.0                |
| 1976-04-23 | 51.0                |
| 1976-04-24 | 57.0                |
| 1976-04-25 | 65.0                |
| 1976-04-26 | 61.0                |
| 1976-04-27 | 55.0                |
| 1976-04-28 | 51.0                |
| 1976-04-29 | 52.0                |
| 1976-04-30 | 56.0                |
| 1976-05-01 | 65.0                |
| 1976-05-02 | 74.0                |
| 1976-05-03 | 78.0                |
| 1976-05-04 | 80.0                |
| 1976-05-05 | 86.0                |
| 1976-05-06 | 92.0                |
| 1976-05-07 | 91.0                |
| 1976-05-08 | 96.0                |
| 1976-05-09 | 98.0                |
| 1976-05-10 | 101.0               |
| 1976-05-11 | 106.0               |
| 1976-05-12 | 109.0               |
| 1976-05-13 | 109.0               |
| 1976-05-14 | 107.0               |
| 1976-05-15 | 106.0               |
| 1976-05-16 | 103.0               |
| 1976-05-17 | 96.0                |
| 1976-05-18 | 94.0                |
| 1976-05-19 | 90.0                |
| 1976-05-20 | 84.0                |
| 1976-05-21 | 79.0                |
| 1976-05-22 | 75.0                |
| 1976-05-23 | 70.0                |
| 1976-05-24 | 66.0                |
| 1976-05-25 | 61.0                |
| 1976-05-26 | 57.0                |
| 1976-05-27 | 53.0                |
| 1976-05-28 | 49.0                |
| 1976-05-29 | 45.0                |
| 1976-05-30 | 42.0                |
| 1976-05-31 | 39.0                |
| 1976-06-01 | 36.0                |
| 1976-06-02 | 34.0                |
| 1976-06-03 | 32.0                |
| 1976-06-04 | 30.0                |
| 1976-06-05 | 28.0                |
| 1976-06-06 | 26.0                |
| 1976-06-07 | 25.0                |
| 1976-06-08 | 24.0                |
| 1976-06-09 | 23.0                |
| 1976-06-10 | 22.0                |
| 1976-06-11 | 21.0                |
| 1976-06-12 | 20.0                |
| 1976-06-13 | 19.0                |
| 1976-06-14 | 19.0                |
| 1976-06-15 | 19.0                |
| 1976-06-16 | 18.0                |
| 1976-06-17 | 18.0                |
| 1976-06-18 | 17.0                |
| 1976-06-19 | 17.0                |
| 1976-06-20 | 17.0                |
| 1976-06-21 | 18.0                |
| 1976-06-22 | 19.0                |
| 1976-06-23 | 21.0                |
| 1976-06-24 | 19.0                |
| 1976-06-25 | 18.0                |
| 1976-06-26 | 17.0                |
| 1976-06-27 | 15.0                |
| 1976-06-28 | 13.0                |
| 1976-06-29 | 13.0                |
| 1976-06-30 | 13.0                |
| 1976-07-01 | 11.0                |
| 1976-07-02 | 9.7                 |
| 1976-07-03 | 8.7                 |
| 1976-07-04 | 8.3                 |
| 1976-07-05 | 7.8                 |
| 1976-07-06 | 6.8                 |
| 1976-07-07 | 6.3                 |
| 1976-07-08 | 6.3                 |
| 1976-07-09 | 5.8                 |
| 1976-07-10 | 5.4                 |
| 1976-07-11 | 4.6                 |
| 1976-07-12 | 7.7                 |
| 1976-07-13 | 7.6                 |
| 1976-07-14 | 6.1                 |
| 1976-07-15 | 4.8                 |
| 1976-07-16 | 4.6                 |
| 1976-07-17 | 4.6                 |
| 1976-07-18 | 4.6                 |
| 1976-07-19 | 4.6                 |
| 1976-07-20 | 4.3                 |
| 1976-07-21 | 4.1                 |
| 1976-07-22 | 4.1                 |
| 1976-07-23 | 4.3                 |
| 1976-07-24 | 4.3                 |
| 1976-07-25 | 4.3                 |
| 1976-07-26 | 4.3                 |
| 1976-07-27 | 4.3                 |
| 1976-07-28 | 4.3                 |
| 1976-07-29 | 4.5                 |
| 1976-07-30 | 4.6                 |
| 1976-07-31 | 5.2                 |
| 1976-08-01 | 5.1                 |
| 1976-08-02 | 4.8                 |
| 1976-08-03 | 4.7                 |
| 1976-08-04 | 4.4                 |
| 1976-08-05 | 3.9                 |
| 1976-08-06 | 3.4                 |
| 1976-08-07 | 3.2                 |
| 1976-08-08 | 3.0                 |
| 1976-08-09 | 3.1                 |
| 1976-08-10 | 2.9                 |
| 1976-08-11 | 2.6                 |
| 1976-08-12 | 2.4                 |
| 1976-08-13 | 2.2                 |
| 1976-08-14 | 2.1                 |
| 1976-08-15 | 2.1                 |
| 1976-08-16 | 2.4                 |
| 1976-08-17 | 2.3                 |
| 1976-08-18 | 2.2                 |
| 1976-08-19 | 2.5                 |
| 1976-08-20 | 2.4                 |
| 1976-08-21 | 2.4                 |
| 1976-08-22 | 2.2                 |
| 1976-08-23 | 2.9                 |
| 1976-08-24 | 3.0                 |
| 1976-08-25 | 2.5                 |
| 1976-08-26 | 2.3                 |
| 1976-08-27 | 2.1                 |
| 1976-08-28 | 2.1                 |
| 1976-08-29 | 2.1                 |
| 1976-08-30 | 1.9                 |
| 1976-08-31 | 1.7000000000000002  |
| 1976-09-01 | 1.6                 |
| 1976-09-02 | 1.6                 |
| 1976-09-03 | 1.5                 |
| 1976-09-04 | 1.4                 |
| 1976-09-05 | 1.4                 |
| 1976-09-06 | 1.6                 |
| 1976-09-07 | 2.9                 |
| 1976-09-08 | 3.3                 |
| 1976-09-09 | 2.6                 |
| 1976-09-10 | 2.5                 |
| 1976-09-11 | 3.1                 |
| 1976-09-12 | 2.7                 |
| 1976-09-13 | 2.6                 |
| 1976-09-14 | 3.1                 |
| 1976-09-15 | 3.2                 |
| 1976-09-16 | 2.6                 |
| 1976-09-17 | 2.5                 |
| 1976-09-18 | 2.2                 |
| 1976-09-19 | 2.4                 |
| 1976-09-20 | 2.6                 |
| 1976-09-21 | 2.5                 |
| 1976-09-22 | 2.5                 |
| 1976-09-23 | 2.5                 |
| 1976-09-24 | 2.5                 |
| 1976-09-25 | 2.7                 |
| 1976-09-26 | 3.0                 |
| 1976-09-27 | 2.9                 |
| 1976-09-28 | 2.8                 |
| 1976-09-29 | 2.7                 |
| 1976-09-30 | 4.4                 |
| 1976-10-01 | 2.7                 |
| 1976-10-02 | 2.8                 |
| 1976-10-03 | 3.9                 |
| 1976-10-04 | 4.1                 |
| 1976-10-05 | 3.4                 |
| 1976-10-06 | 3.2                 |
| 1976-10-07 | 3.1                 |
| 1976-10-08 | 3.1                 |
| 1976-10-09 | 3.1                 |
| 1976-10-10 | 3.1                 |
| 1976-10-11 | 3.1                 |
| 1976-10-12 | 3.1                 |
| 1976-10-13 | 3.1                 |
| 1976-10-14 | 3.1                 |
| 1976-10-15 | 3.1                 |
| 1976-10-16 | 3.1                 |
| 1976-10-17 | 3.1                 |
| 1976-10-18 | 3.1                 |
| 1976-10-19 | 2.9                 |
| 1976-10-20 | 2.9                 |
| 1976-10-21 | 2.9                 |
| 1976-10-22 | 3.1                 |
| 1976-10-23 | 3.1                 |
| 1976-10-24 | 3.3                 |
| 1976-10-25 | 3.3                 |
| 1976-10-26 | 3.1                 |
| 1976-10-27 | 3.1                 |
| 1976-10-28 | 3.1                 |
| 1976-10-29 | 3.1                 |
| 1976-10-30 | 3.1                 |
| 1976-10-31 | 3.3                 |
| 1976-11-01 | 3.1                 |
| 1976-11-02 | 3.1                 |
| 1976-11-03 | 3.1                 |
| 1976-11-04 | 3.1                 |
| 1976-11-05 | 3.1                 |
| 1976-11-06 | 3.3                 |
| 1976-11-07 | 3.1                 |
| 1976-11-08 | 3.1                 |
| 1976-11-09 | 3.1                 |
| 1976-11-10 | 3.1                 |
| 1976-11-11 | 3.1                 |
| 1976-11-12 | 3.1                 |
| 1976-11-13 | 3.3                 |
| 1976-11-14 | 3.5                 |
| 1976-11-15 | 3.5                 |
| 1976-11-16 | 3.5                 |
| 1976-11-17 | 3.5                 |
| 1976-11-18 | 3.3                 |
| 1976-11-19 | 3.3                 |
| 1976-11-20 | 3.3                 |
| 1976-11-21 | 3.3                 |
| 1976-11-22 | 3.1                 |
| 1976-11-23 | 3.1                 |
| 1976-11-24 | 3.0                 |
| 1976-11-25 | 3.0                 |
| 1976-11-26 | 1.7000000000000002  |
| 1976-11-27 | 1.1                 |
| 1976-11-28 | 0.8                 |
| 1976-11-29 | 0.9500000000000001  |
| 1976-11-30 | 1.0                 |
| 1976-12-01 | 1.1                 |
| 1976-12-02 | 1.1                 |
| 1976-12-03 | 1.1                 |
| 1976-12-04 | 1.1                 |
| 1976-12-05 | 1.1                 |
| 1976-12-06 | 1.1                 |
| 1976-12-07 | 1.1                 |
| 1976-12-08 | 1.1                 |
| 1976-12-09 | 1.0                 |
| 1976-12-10 | 1.0                 |
| 1976-12-11 | 1.0                 |
| 1976-12-12 | 1.2                 |
| 1976-12-13 | 1.6                 |
| 1976-12-14 | 1.7000000000000002  |
| 1976-12-15 | 1.7000000000000002  |
| 1976-12-16 | 1.7000000000000002  |
| 1976-12-17 | 1.7000000000000002  |
| 1976-12-18 | 1.7000000000000002  |
| 1976-12-19 | 1.7000000000000002  |
| 1976-12-20 | 1.7000000000000002  |
| 1976-12-21 | 1.7000000000000002  |
| 1976-12-22 | 1.7000000000000002  |
| 1976-12-23 | 1.7000000000000002  |
| 1976-12-24 | 1.7000000000000002  |
| 1976-12-25 | 1.7000000000000002  |
| 1976-12-26 | 1.7000000000000002  |
| 1976-12-27 | 1.7000000000000002  |
| 1976-12-28 | 1.7000000000000002  |
| 1976-12-29 | 1.7000000000000002  |
| 1976-12-30 | 1.7000000000000002  |
| 1976-12-31 | 1.7000000000000002  |
| 1977-01-01 | 1.7000000000000002  |
| 1977-01-02 | 1.7000000000000002  |
| 1977-01-03 | 1.7000000000000002  |
| 1977-01-04 | 1.2                 |
| 1977-01-05 | 0.9                 |
| 1977-01-06 | 0.6000000000000001  |
| 1977-01-07 | 0.4                 |
| 1977-01-08 | 0.30000000000000004 |
| 1977-01-09 | 0.30000000000000004 |
| 1977-01-10 | 0.30000000000000004 |
| 1977-01-11 | 0.30000000000000004 |
| 1977-01-12 | 0.30000000000000004 |
| 1977-01-13 | 0.30000000000000004 |
| 1977-01-14 | 0.30000000000000004 |
| 1977-01-15 | 0.30000000000000004 |
| 1977-01-16 | 0.30000000000000004 |
| 1977-01-17 | 0.30000000000000004 |
| 1977-01-18 | 0.35000000000000003 |
| 1977-01-19 | 0.4                 |
| 1977-01-20 | 0.4                 |
| 1977-01-21 | 0.4                 |
| 1977-01-22 | 0.7000000000000001  |
| 1977-01-23 | 0.7000000000000001  |
| 1977-01-24 | 0.7000000000000001  |
| 1977-01-25 | 0.7000000000000001  |
| 1977-01-26 | 0.7000000000000001  |
| 1977-01-27 | 0.7000000000000001  |
| 1977-01-28 | 0.7000000000000001  |
| 1977-01-29 | 0.7000000000000001  |
| 1977-01-30 | 0.7000000000000001  |
| 1977-01-31 | 0.7000000000000001  |
| 1977-02-01 | 0.7000000000000001  |
| 1977-02-02 | 0.7000000000000001  |
| 1977-02-03 | 0.7000000000000001  |
| 1977-02-04 | 0.75                |
| 1977-02-05 | 0.85                |
| 1977-02-06 | 1.0                 |
| 1977-02-07 | 1.3                 |
| 1977-02-08 | 1.3                 |
| 1977-02-09 | 1.3                 |
| 1977-02-10 | 1.3                 |
| 1977-02-11 | 1.3                 |
| 1977-02-12 | 1.3                 |
| 1977-02-13 | 1.6                 |
| 1977-02-14 | 2.2                 |
| 1977-02-15 | 3.5                 |
| 1977-02-16 | 3.5                 |
| 1977-02-17 | 3.5                 |
| 1977-02-18 | 3.5                 |
| 1977-02-19 | 3.5                 |
| 1977-02-20 | 3.5                 |
| 1977-02-21 | 3.5                 |
| 1977-02-22 | 3.5                 |
| 1977-02-23 | 3.5                 |
| 1977-02-24 | 3.5                 |
| 1977-02-25 | 3.5                 |
| 1977-02-26 | 3.5                 |
| 1977-02-27 | 3.5                 |
| 1977-02-28 | 3.5                 |
| 1977-03-01 | 3.5                 |
| 1977-03-02 | 3.5                 |
| 1977-03-03 | 3.5                 |
| 1977-03-04 | 3.5                 |
| 1977-03-05 | 3.5                 |
| 1977-03-06 | 3.5                 |
| 1977-03-07 | 3.5                 |
| 1977-03-08 | 3.5                 |
| 1977-03-09 | 3.5                 |
| 1977-03-10 | 3.5                 |
| 1977-03-11 | 3.5                 |
| 1977-03-12 | 3.5                 |
| 1977-03-13 | 3.5                 |
| 1977-03-14 | 3.5                 |
| 1977-03-15 | 3.5                 |
| 1977-03-16 | 3.5                 |
| 1977-03-17 | 3.5                 |
| 1977-03-18 | 3.5                 |
| 1977-03-19 | 3.5                 |
| 1977-03-20 | 3.5                 |
| 1977-03-21 | 3.5                 |
| 1977-03-22 | 3.5                 |
| 1977-03-23 | 3.5                 |
| 1977-03-24 | 3.5                 |
| 1977-03-25 | 3.5                 |
| 1977-03-26 | 3.5                 |
| 1977-03-27 | 3.5                 |
| 1977-03-28 | 3.5                 |
| 1977-03-29 | 3.5                 |
| 1977-03-30 | 3.5                 |
| 1977-03-31 | 3.5                 |
| 1977-04-01 | 3.5                 |
| 1977-04-02 | 3.5                 |
| 1977-04-03 | 3.5                 |
| 1977-04-04 | 3.5                 |
| 1977-04-05 | 3.5                 |
| 1977-04-06 | 3.7                 |
| 1977-04-07 | 5.0                 |
| 1977-04-08 | 7.0                 |
| 1977-04-09 | 11.0                |
| 1977-04-10 | 16.0                |
| 1977-04-11 | 16.0                |
| 1977-04-12 | 10.0                |
| 1977-04-13 | 7.0                 |
| 1977-04-14 | 5.8                 |
| 1977-04-15 | 5.4                 |
| 1977-04-16 | 5.0                 |
| 1977-04-17 | 5.4                 |
| 1977-04-18 | 5.4                 |
| 1977-04-19 | 4.6                 |
| 1977-04-20 | 4.0                 |
| 1977-04-21 | 4.0                 |
| 1977-04-22 | 4.0                 |
| 1977-04-23 | 4.0                 |
| 1977-04-24 | 3.7                 |
| 1977-04-25 | 4.0                 |
| 1977-04-26 | 4.3                 |
| 1977-04-27 | 4.3                 |
| 1977-04-28 | 4.6                 |
| 1977-04-29 | 4.3                 |
| 1977-04-30 | 4.3                 |
| 1977-05-01 | 4.6                 |
| 1977-05-02 | 4.6                 |
| 1977-05-03 | 4.3                 |
| 1977-05-04 | 4.6                 |
| 1977-05-05 | 4.3                 |
| 1977-05-06 | 4.3                 |
| 1977-05-07 | 4.0                 |
| 1977-05-08 | 4.0                 |
| 1977-05-09 | 3.5                 |
| 1977-05-10 | 3.5                 |
| 1977-05-11 | 3.3                 |
| 1977-05-12 | 3.3                 |
| 1977-05-13 | 3.1                 |
| 1977-05-14 | 4.3                 |
| 1977-05-15 | 5.4                 |
| 1977-05-16 | 5.8                 |
| 1977-05-17 | 5.0                 |
| 1977-05-18 | 4.6                 |
| 1977-05-19 | 4.6                 |
| 1977-05-20 | 4.3                 |
| 1977-05-21 | 4.0                 |
| 1977-05-22 | 3.5                 |
| 1977-05-23 | 3.5                 |
| 1977-05-24 | 3.5                 |
| 1977-05-25 | 4.3                 |
| 1977-05-26 | 5.8                 |
| 1977-05-27 | 5.8                 |
| 1977-05-28 | 5.8                 |
| 1977-05-29 | 5.4                 |
| 1977-05-30 | 4.6                 |
| 1977-05-31 | 4.0                 |
| 1977-06-01 | 3.7                 |
| 1977-06-02 | 3.5                 |
| 1977-06-03 | 3.3                 |
| 1977-06-04 | 2.9                 |
| 1977-06-05 | 3.1                 |
| 1977-06-06 | 3.1                 |
| 1977-06-07 | 3.1                 |
| 1977-06-08 | 3.1                 |
| 1977-06-09 | 3.1                 |
| 1977-06-10 | 3.1                 |
| 1977-06-11 | 3.1                 |
| 1977-06-12 | 2.9                 |
| 1977-06-13 | 2.6                 |
| 1977-06-14 | 2.4                 |
| 1977-06-15 | 2.6                 |
| 1977-06-16 | 1.5                 |
| 1977-06-17 | 1.2                 |
| 1977-06-18 | 1.3                 |
| 1977-06-19 | 1.2                 |
| 1977-06-20 | 0.93                |
| 1977-06-21 | 1.2                 |
| 1977-06-22 | 1.4                 |
| 1977-06-23 | 0.93                |
| 1977-06-24 | 0.63                |
| 1977-06-25 | 0.63                |
| 1977-06-26 | 0.44                |
| 1977-06-27 | 0.5                 |
| 1977-06-28 | 0.38                |
| 1977-06-29 | 0.32                |
| 1977-06-30 | 0.2                 |
| 1977-07-01 | 0.2                 |
| 1977-07-02 | 0.2                 |
| 1977-07-03 | 0.32                |
| 1977-07-04 | 0.38                |
| 1977-07-05 | 0.85                |
| 1977-07-06 | 0.85                |
| 1977-07-07 | 0.63                |
| 1977-07-08 | 0.44                |
| 1977-07-09 | 0.32                |
| 1977-07-10 | 0.16                |
| 1977-07-11 | 0.12                |
| 1977-07-12 | 0.1                 |
| 1977-07-13 | 0.06                |
| 1977-07-14 | 0.06                |
| 1977-07-15 | 0.04                |
| 1977-07-16 | 0.02                |
| 1977-07-17 | 0.02                |
| 1977-07-18 | 0.02                |
| 1977-07-19 | 0.02                |
| 1977-07-20 | 0.04                |
| 1977-07-21 | 2.1                 |
| 1977-07-22 | 1.6                 |
| 1977-07-23 | 1.2                 |
| 1977-07-24 | 1.1                 |
| 1977-07-25 | 0.93                |
| 1977-07-26 | 0.85                |
| 1977-07-27 | 0.7000000000000001  |
| 1977-07-28 | 0.56                |
| 1977-07-29 | 0.38                |
| 1977-07-30 | 0.32                |
| 1977-07-31 | 0.2                 |
| 1977-08-01 | 0.1                 |
| 1977-08-02 | 0.04                |
| 1977-08-03 | 0.04                |
| 1977-08-04 | 0.04                |
| 1977-08-05 | 0.04                |
| 1977-08-06 | 0.0                 |
| 1977-08-07 | 0.0                 |
| 1977-08-08 | 0.0                 |
| 1977-08-09 | 0.0                 |
| 1977-08-10 | 0.0                 |
| 1977-08-11 | 0.0                 |
| 1977-08-12 | 0.0                 |
| 1977-08-13 | 0.0                 |
| 1977-08-14 | 0.0                 |
| 1977-08-15 | 0.0                 |
| 1977-08-16 | 0.0                 |
| 1977-08-17 | 0.02                |
| 1977-08-18 | 0.06                |
| 1977-08-19 | 0.0                 |
| 1977-08-20 | 0.0                 |
| 1977-08-21 | 0.0                 |
| 1977-08-22 | 0.0                 |
| 1977-08-23 | 0.0                 |
| 1977-08-24 | 0.0                 |
| 1977-08-25 | 0.1                 |
| 1977-08-26 | 0.06                |
| 1977-08-27 | 0.0                 |
| 1977-08-28 | 0.0                 |
| 1977-08-29 | 0.0                 |
| 1977-08-30 | 0.0                 |
| 1977-08-31 | 0.0                 |
| 1977-09-01 | 0.0                 |
| 1977-09-02 | 0.0                 |
| 1977-09-03 | 0.0                 |
| 1977-09-04 | 0.0                 |
| 1977-09-05 | 0.0                 |
| 1977-09-06 | 0.0                 |
| 1977-09-07 | 0.0                 |
| 1977-09-08 | 0.0                 |
| 1977-09-09 | 0.0                 |
| 1977-09-10 | 0.0                 |
| 1977-09-11 | 0.0                 |
| 1977-09-12 | 0.0                 |
| 1977-09-13 | 0.0                 |
| 1977-09-14 | 0.0                 |
| 1977-09-15 | 0.0                 |
| 1977-09-16 | 0.0                 |
| 1977-09-17 | 0.0                 |
| 1977-09-18 | 0.0                 |
| 1977-09-19 | 0.0                 |
| 1977-09-20 | 0.0                 |
| 1977-09-21 | 0.0                 |
| 1977-09-22 | 0.0                 |
| 1977-09-23 | 0.0                 |
| 1977-09-24 | 0.0                 |
| 1977-09-25 | 0.0                 |
| 1977-09-26 | 0.0                 |
| 1977-09-27 | 0.0                 |
| 1977-09-28 | 0.1                 |
| 1977-09-29 | 1.9                 |
| 1977-09-30 | 1.5                 |
| 1977-10-01 | 0.9                 |
| 1977-10-02 | 0.9                 |
| 1977-10-03 | 1.2                 |
| 1977-10-04 | 1.4                 |
| 1977-10-05 | 1.4                 |
| 1977-10-06 | 2.0                 |
| 1977-10-07 | 4.1                 |
| 1977-10-08 | 3.0                 |
| 1977-10-09 | 2.0                 |
| 1977-10-10 | 1.4                 |
| 1977-10-11 | 1.2                 |
| 1977-10-12 | 1.0                 |
| 1977-10-13 | 1.0                 |
| 1977-10-14 | 1.0                 |
| 1977-10-15 | 0.9                 |
| 1977-10-16 | 1.0                 |
| 1977-10-17 | 1.0                 |
| 1977-10-18 | 1.0                 |
| 1977-10-19 | 1.2                 |
| 1977-10-20 | 1.4                 |
| 1977-10-21 | 2.2                 |
| 1977-10-22 | 2.4                 |
| 1977-10-23 | 1.8                 |
| 1977-10-24 | 1.8                 |
| 1977-10-25 | 1.8                 |
| 1977-10-26 | 1.6                 |
| 1977-10-27 | 1.4                 |
| 1977-10-28 | 1.4                 |
| 1977-10-29 | 1.6                 |
| 1977-10-30 | 2.2                 |
| 1977-10-31 | 2.5                 |
| 1977-11-01 | 2.4                 |
| 1977-11-02 | 2.2                 |
| 1977-11-03 | 2.0                 |
| 1977-11-04 | 1.9                 |
| 1977-11-05 | 1.8                 |
| 1977-11-06 | 2.2                 |
| 1977-11-07 | 2.6                 |
| 1977-11-08 | 3.3                 |
| 1977-11-09 | 3.5                 |
| 1977-11-10 | 1.8                 |
| 1977-11-11 | 1.7000000000000002  |
| 1977-11-12 | 1.8                 |
| 1977-11-13 | 1.8                 |
| 1977-11-14 | 1.7000000000000002  |
| 1977-11-15 | 1.7000000000000002  |
| 1977-11-16 | 1.7000000000000002  |
| 1977-11-17 | 1.9                 |
| 1977-11-18 | 2.1                 |
| 1977-11-19 | 3.0                 |
| 1977-11-20 | 3.3                 |
| 1977-11-21 | 3.3                 |
| 1977-11-22 | 3.3                 |
| 1977-11-23 | 3.3                 |
| 1977-11-24 | 3.9                 |
| 1977-11-25 | 3.7                 |
| 1977-11-26 | 4.3                 |
| 1977-11-27 | 3.8                 |
| 1977-11-28 | 3.7                 |
| 1977-11-29 | 3.9                 |
| 1977-11-30 | 3.4                 |
| 1977-12-01 | 2.9                 |
| 1977-12-02 | 2.4                 |
| 1977-12-03 | 2.3                 |
| 1977-12-04 | 2.7                 |
| 1977-12-05 | 3.0                 |
| 1977-12-06 | 3.0                 |
| 1977-12-07 | 3.0                 |
| 1977-12-08 | 3.0                 |
| 1977-12-09 | 3.0                 |
| 1977-12-10 | 3.0                 |
| 1977-12-11 | 3.0                 |
| 1977-12-12 | 3.0                 |
| 1977-12-13 | 3.0                 |
| 1977-12-14 | 3.0                 |
| 1977-12-15 | 3.0                 |
| 1977-12-16 | 3.0                 |
| 1977-12-17 | 3.0                 |
| 1977-12-18 | 3.0                 |
| 1977-12-19 | 3.0                 |
| 1977-12-20 | 3.0                 |
| 1977-12-21 | 3.0                 |
| 1977-12-22 | 3.0                 |
| 1977-12-23 | 3.0                 |
| 1977-12-24 | 3.0                 |
| 1977-12-25 | 3.0                 |
| 1977-12-26 | 3.0                 |
| 1977-12-27 | 3.0                 |
| 1977-12-28 | 3.0                 |
| 1977-12-29 | 3.0                 |
| 1977-12-30 | 3.0                 |
| 1977-12-31 | 3.0                 |
| 1978-01-01 | 3.0                 |
| 1978-01-02 | 3.0                 |
| 1978-01-03 | 3.0                 |
| 1978-01-04 | 3.0                 |
| 1978-01-05 | 3.0                 |
| 1978-01-06 | 3.0                 |
| 1978-01-07 | 3.0                 |
| 1978-01-08 | 3.0                 |
| 1978-01-09 | 3.0                 |
| 1978-01-10 | 3.0                 |
| 1978-01-11 | 3.0                 |
| 1978-01-12 | 3.0                 |
| 1978-01-13 | 3.0                 |
| 1978-01-14 | 3.0                 |
| 1978-01-15 | 3.0                 |
| 1978-01-16 | 3.0                 |
| 1978-01-17 | 3.0                 |
| 1978-01-18 | 3.0                 |
| 1978-01-19 | 3.0                 |
| 1978-01-20 | 3.0                 |
| 1978-01-21 | 3.0                 |
| 1978-01-22 | 3.0                 |
| 1978-01-23 | 3.0                 |
| 1978-01-24 | 3.0                 |
| 1978-01-25 | 3.0                 |
| 1978-01-26 | 3.0                 |
| 1978-01-27 | 3.0                 |
| 1978-01-28 | 3.0                 |
| 1978-01-29 | 3.0                 |
| 1978-01-30 | 3.0                 |
| 1978-01-31 | 3.0                 |
| 1978-02-01 | 3.0                 |
| 1978-02-02 | 3.0                 |
| 1978-02-03 | 3.0                 |
| 1978-02-04 | 3.0                 |
| 1978-02-05 | 3.0                 |
| 1978-02-06 | 3.0                 |
| 1978-02-07 | 3.0                 |
| 1978-02-08 | 3.0                 |
| 1978-02-09 | 3.0                 |
| 1978-02-10 | 3.0                 |
| 1978-02-11 | 3.0                 |
| 1978-02-12 | 3.0                 |
| 1978-02-13 | 3.0                 |
| 1978-02-14 | 3.0                 |
| 1978-02-15 | 3.0                 |
| 1978-02-16 | 3.0                 |
| 1978-02-17 | 3.0                 |
| 1978-02-18 | 3.0                 |
| 1978-02-19 | 3.0                 |
| 1978-02-20 | 3.0                 |
| 1978-02-21 | 3.0                 |
| 1978-02-22 | 3.0                 |
| 1978-02-23 | 3.0                 |
| 1978-02-24 | 3.0                 |
| 1978-02-25 | 3.0                 |
| 1978-02-26 | 3.0                 |
| 1978-02-27 | 3.0                 |
| 1978-02-28 | 3.0                 |
| 1978-03-01 | 3.8                 |
| 1978-03-02 | 5.0                 |
| 1978-03-03 | 6.8                 |
| 1978-03-04 | 7.5                 |
| 1978-03-05 | 10.0                |
| 1978-03-06 | 10.0                |
| 1978-03-07 | 10.0                |
| 1978-03-08 | 10.0                |
| 1978-03-09 | 10.0                |
| 1978-03-10 | 10.0                |
| 1978-03-11 | 10.0                |
| 1978-03-12 | 10.0                |
| 1978-03-13 | 10.0                |
| 1978-03-14 | 10.0                |
| 1978-03-15 | 10.0                |
| 1978-03-16 | 10.0                |
| 1978-03-17 | 10.0                |
| 1978-03-18 | 10.0                |
| 1978-03-19 | 10.0                |
| 1978-03-20 | 10.0                |
| 1978-03-21 | 10.0                |
| 1978-03-22 | 10.0                |
| 1978-03-23 | 13.0                |
| 1978-03-24 | 15.0                |
| 1978-03-25 | 17.0                |
| 1978-03-26 | 20.0                |
| 1978-03-27 | 25.0                |
| 1978-03-28 | 29.0                |
| 1978-03-29 | 39.0                |
| 1978-03-30 | 47.0                |
| 1978-03-31 | 59.0                |
| 1978-04-01 | 87.0                |
| 1978-04-02 | 79.0                |
| 1978-04-03 | 65.0                |
| 1978-04-04 | 58.0                |
| 1978-04-05 | 58.0                |
| 1978-04-06 | 56.0                |
| 1978-04-07 | 60.0                |
| 1978-04-08 | 64.0                |
| 1978-04-09 | 71.0                |
| 1978-04-10 | 91.0                |
| 1978-04-11 | 108.0               |
| 1978-04-12 | 118.0               |
| 1978-04-13 | 121.0               |
| 1978-04-14 | 107.0               |
| 1978-04-15 | 102.0               |
| 1978-04-16 | 107.0               |
| 1978-04-17 | 95.0                |
| 1978-04-18 | 86.0                |
| 1978-04-19 | 80.0                |
| 1978-04-20 | 80.0                |
| 1978-04-21 | 87.0                |
| 1978-04-22 | 84.0                |
| 1978-04-23 | 81.0                |
| 1978-04-24 | 86.0                |
| 1978-04-25 | 107.0               |
| 1978-04-26 | 132.0               |
| 1978-04-27 | 143.0               |
| 1978-04-28 | 138.0               |
| 1978-04-29 | 147.0               |
| 1978-04-30 | 148.0               |
| 1978-05-01 | 144.0               |
| 1978-05-02 | 155.0               |
| 1978-05-03 | 167.0               |
| 1978-05-04 | 192.0               |
| 1978-05-05 | 185.0               |
| 1978-05-06 | 171.0               |
| 1978-05-07 | 152.0               |
| 1978-05-08 | 137.0               |
| 1978-05-09 | 126.0               |
| 1978-05-10 | 125.0               |
| 1978-05-11 | 136.0               |
| 1978-05-12 | 154.0               |
| 1978-05-13 | 184.0               |
| 1978-05-14 | 229.0               |
| 1978-05-15 | 274.0               |
| 1978-05-16 | 297.0               |
| 1978-05-17 | 265.0               |
| 1978-05-18 | 219.0               |
| 1978-05-19 | 189.0               |
| 1978-05-20 | 176.0               |
| 1978-05-21 | 186.0               |
| 1978-05-22 | 186.0               |
| 1978-05-23 | 192.0               |
| 1978-05-24 | 188.0               |
| 1978-05-25 | 176.0               |
| 1978-05-26 | 162.0               |
| 1978-05-27 | 146.0               |
| 1978-05-28 | 133.0               |
| 1978-05-29 | 125.0               |
| 1978-05-30 | 119.0               |
| 1978-05-31 | 112.0               |
| 1978-06-01 | 106.0               |
| 1978-06-02 | 101.0               |
| 1978-06-03 | 96.0                |
| 1978-06-04 | 92.0                |
| 1978-06-05 | 93.0                |
| 1978-06-06 | 90.0                |
| 1978-06-07 | 84.0                |
| 1978-06-08 | 81.0                |
| 1978-06-09 | 79.0                |
| 1978-06-10 | 77.0                |
| 1978-06-11 | 73.0                |
| 1978-06-12 | 70.0                |
| 1978-06-13 | 67.0                |
| 1978-06-14 | 64.0                |
| 1978-06-15 | 60.0                |
| 1978-06-16 | 56.0                |
| 1978-06-17 | 52.0                |
| 1978-06-18 | 47.0                |
| 1978-06-19 | 43.0                |
| 1978-06-20 | 40.0                |
| 1978-06-21 | 39.0                |
| 1978-06-22 | 36.0                |
| 1978-06-23 | 33.0                |
| 1978-06-24 | 31.0                |
| 1978-06-25 | 29.0                |
| 1978-06-26 | 28.0                |
| 1978-06-27 | 26.0                |
| 1978-06-28 | 24.0                |
| 1978-06-29 | 24.0                |
| 1978-06-30 | 23.0                |
| 1978-07-01 | 21.0                |
| 1978-07-02 | 20.0                |
| 1978-07-03 | 19.0                |
| 1978-07-04 | 18.0                |
| 1978-07-05 | 18.0                |
| 1978-07-06 | 17.0                |
| 1978-07-07 | 16.0                |
| 1978-07-08 | 15.0                |
| 1978-07-09 | 15.0                |
| 1978-07-10 | 14.0                |
| 1978-07-11 | 13.0                |
| 1978-07-12 | 13.0                |
| 1978-07-13 | 13.0                |
| 1978-07-14 | 11.0                |
| 1978-07-15 | 11.0                |
| 1978-07-16 | 11.0                |
| 1978-07-17 | 11.0                |
| 1978-07-18 | 10.0                |
| 1978-07-19 | 11.0                |
| 1978-07-20 | 9.9                 |
| 1978-07-21 | 9.2                 |
| 1978-07-22 | 8.9                 |
| 1978-07-23 | 8.6                 |
| 1978-07-24 | 8.1                 |
| 1978-07-25 | 7.8                 |
| 1978-07-26 | 7.3                 |
| 1978-07-27 | 6.9                 |
| 1978-07-28 | 6.9                 |
| 1978-07-29 | 7.0                 |
| 1978-07-30 | 6.7                 |
| 1978-07-31 | 6.7                 |
| 1978-08-01 | 6.7                 |
| 1978-08-02 | 6.3                 |
| 1978-08-03 | 6.3                 |
| 1978-08-04 | 6.0                 |
| 1978-08-05 | 5.8                 |
| 1978-08-06 | 5.6                 |
| 1978-08-07 | 5.3                 |
| 1978-08-08 | 5.0                 |
| 1978-08-09 | 4.8                 |
| 1978-08-10 | 4.6                 |
| 1978-08-11 | 4.4                 |
| 1978-08-12 | 6.0                 |
| 1978-08-13 | 8.0                 |
| 1978-08-14 | 12.0                |
| 1978-08-15 | 9.0                 |
| 1978-08-16 | 6.5                 |
| 1978-08-17 | 4.5                 |
| 1978-08-18 | 4.2                 |
| 1978-08-19 | 4.1                 |
| 1978-08-20 | 3.9                 |
| 1978-08-21 | 3.7                 |
| 1978-08-22 | 3.6                 |
| 1978-08-23 | 3.4                 |
| 1978-08-24 | 3.2                 |
| 1978-08-25 | 3.1                 |
| 1978-08-26 | 3.0                 |
| 1978-08-27 | 2.8                 |
| 1978-08-28 | 2.7                 |
| 1978-08-29 | 2.6                 |
| 1978-08-30 | 2.9                 |
| 1978-08-31 | 2.9                 |
| 1978-09-01 | 2.7                 |
| 1978-09-02 | 2.6                 |
| 1978-09-03 | 2.6                 |
| 1978-09-04 | 2.6                 |
| 1978-09-05 | 2.6                 |
| 1978-09-06 | 2.5                 |
| 1978-09-07 | 2.5                 |
| 1978-09-08 | 2.8                 |
| 1978-09-09 | 2.8                 |
| 1978-09-10 | 2.6                 |
| 1978-09-11 | 3.0                 |
| 1978-09-12 | 3.4                 |
| 1978-09-13 | 3.3                 |
| 1978-09-14 | 3.3                 |
| 1978-09-15 | 3.3                 |
| 1978-09-16 | 3.2                 |
| 1978-09-17 | 3.2                 |
| 1978-09-18 | 4.8                 |
| 1978-09-19 | 4.9                 |
| 1978-09-20 | 4.2                 |
| 1978-09-21 | 3.9                 |
| 1978-09-22 | 3.7                 |
| 1978-09-23 | 3.6                 |
| 1978-09-24 | 3.6                 |
| 1978-09-25 | 3.4                 |
| 1978-09-26 | 3.5                 |
| 1978-09-27 | 3.4                 |
| 1978-09-28 | 3.3                 |
| 1978-09-29 | 3.2                 |
| 1978-09-30 | 3.2                 |
| 1978-10-01 | 3.2                 |
| 1978-10-02 | 3.2                 |
| 1978-10-03 | 3.2                 |
| 1978-10-04 | 3.3                 |
| 1978-10-05 | 3.4                 |
| 1978-10-06 | 3.4                 |
| 1978-10-07 | 3.5                 |
| 1978-10-08 | 3.5                 |
| 1978-10-09 | 3.8                 |
| 1978-10-10 | 3.4                 |
| 1978-10-11 | 3.4                 |
| 1978-10-12 | 3.5                 |
| 1978-10-13 | 3.5                 |
| 1978-10-14 | 3.5                 |
| 1978-10-15 | 3.5                 |
| 1978-10-16 | 3.5                 |
| 1978-10-17 | 3.6                 |
| 1978-10-18 | 3.7                 |
| 1978-10-19 | 3.7                 |
| 1978-10-20 | 3.9                 |
| 1978-10-21 | 4.9                 |
| 1978-10-22 | 4.4                 |
| 1978-10-23 | 3.8                 |
| 1978-10-24 | 3.7                 |
| 1978-10-25 | 3.7                 |
| 1978-10-26 | 3.6                 |
| 1978-10-27 | 3.7                 |
| 1978-10-28 | 3.6                 |
| 1978-10-29 | 3.6                 |
| 1978-10-30 | 3.7                 |
| 1978-10-31 | 3.9                 |
| 1978-11-01 | 3.8                 |
| 1978-11-02 | 5.2                 |
| 1978-11-03 | 8.5                 |
| 1978-11-04 | 5.7                 |
| 1978-11-05 | 4.5                 |
| 1978-11-06 | 4.0                 |
| 1978-11-07 | 3.9                 |
| 1978-11-08 | 3.8                 |
| 1978-11-09 | 3.8                 |
| 1978-11-10 | 3.9                 |
| 1978-11-11 | 4.3                 |
| 1978-11-12 | 4.3                 |
| 1978-11-13 | 4.4                 |
| 1978-11-14 | 4.6                 |
| 1978-11-15 | 4.7                 |
| 1978-11-16 | 4.8                 |
| 1978-11-17 | 4.8                 |
| 1978-11-18 | 4.8                 |
| 1978-11-19 | 5.0                 |
| 1978-11-20 | 4.8                 |
| 1978-11-21 | 5.1                 |
| 1978-11-22 | 5.2                 |
| 1978-11-23 | 4.9                 |
| 1978-11-24 | 5.0                 |
| 1978-11-25 | 5.2                 |
| 1978-11-26 | 5.0                 |
| 1978-11-27 | 4.8                 |
| 1978-11-28 | 4.8                 |
| 1978-11-29 | 4.9                 |
| 1978-11-30 | 5.0                 |
| 1978-12-01 | 5.2                 |
| 1978-12-02 | 5.1                 |
| 1978-12-03 | 5.0                 |
| 1978-12-04 | 4.9                 |
| 1978-12-05 | 5.5                 |
| 1978-12-06 | 5.3                 |
| 1978-12-07 | 5.2                 |
| 1978-12-08 | 5.1                 |
| 1978-12-09 | 5.1                 |
| 1978-12-10 | 5.0                 |
| 1978-12-11 | 4.9                 |
| 1978-12-12 | 4.9                 |
| 1978-12-13 | 5.0                 |
| 1978-12-14 | 5.0                 |
| 1978-12-15 | 4.9                 |
| 1978-12-16 | 4.8                 |
| 1978-12-17 | 4.7                 |
| 1978-12-18 | 4.7                 |
| 1978-12-19 | 4.9                 |
| 1978-12-20 | 4.8                 |
| 1978-12-21 | 4.7                 |
| 1978-12-22 | 4.8                 |
| 1978-12-23 | 4.6                 |
| 1978-12-24 | 4.6                 |
| 1978-12-25 | 4.7                 |
| 1978-12-26 | 4.5                 |
| 1978-12-27 | 4.5                 |
| 1978-12-28 | 4.3                 |
| 1978-12-29 | 4.0                 |
| 1978-12-30 | 3.5                 |
| 1978-12-31 | 2.5                 |
| 1979-01-01 | 2.5                 |
| 1979-01-02 | 2.3                 |
| 1979-01-03 | 2.4                 |
| 1979-01-04 | 2.6                 |
| 1979-01-05 | 2.8                 |
| 1979-01-06 | 2.5                 |
| 1979-01-07 | 2.1                 |
| 1979-01-08 | 1.7000000000000002  |
| 1979-01-09 | 1.4                 |
| 1979-01-10 | 1.4                 |
| 1979-01-11 | 1.5                 |
| 1979-01-12 | 1.6                 |
| 1979-01-13 | 1.6                 |
| 1979-01-14 | 1.5                 |
| 1979-01-15 | 1.4                 |
| 1979-01-16 | 1.5                 |
| 1979-01-17 | 1.5                 |
| 1979-01-18 | 1.7000000000000002  |
| 1979-01-19 | 1.7000000000000002  |
| 1979-01-20 | 1.6                 |
| 1979-01-21 | 1.6                 |
| 1979-01-22 | 1.6                 |
| 1979-01-23 | 1.6                 |
| 1979-01-24 | 1.5                 |
| 1979-01-25 | 1.6                 |
| 1979-01-26 | 1.7000000000000002  |
| 1979-01-27 | 1.6                 |
| 1979-01-28 | 1.6                 |
| 1979-01-29 | 1.5                 |
| 1979-01-30 | 1.4                 |
| 1979-01-31 | 1.4                 |
| 1979-02-01 | 1.5                 |
| 1979-02-02 | 1.6                 |
| 1979-02-03 | 1.6                 |
| 1979-02-04 | 1.6                 |
| 1979-02-05 | 1.8                 |
| 1979-02-06 | 1.9                 |
| 1979-02-07 | 2.0                 |
| 1979-02-08 | 2.8                 |
| 1979-02-09 | 2.7                 |
| 1979-02-10 | 3.0                 |
| 1979-02-11 | 3.0                 |
| 1979-02-12 | 3.5                 |
| 1979-02-13 | 4.0                 |
| 1979-02-14 | 4.7                 |
| 1979-02-15 | 4.5                 |
| 1979-02-16 | 5.0                 |
| 1979-02-17 | 5.1                 |
| 1979-02-18 | 4.9                 |
| 1979-02-19 | 4.5                 |
| 1979-02-20 | 4.5                 |
| 1979-02-21 | 4.7                 |
| 1979-02-22 | 4.6                 |
| 1979-02-23 | 4.5                 |
| 1979-02-24 | 4.4                 |
| 1979-02-25 | 4.3                 |
| 1979-02-26 | 4.4                 |
| 1979-02-27 | 4.5                 |
| 1979-02-28 | 4.5                 |
| 1979-03-01 | 5.0                 |
| 1979-03-02 | 5.0                 |
| 1979-03-03 | 5.5                 |
| 1979-03-04 | 6.5                 |
| 1979-03-05 | 6.9                 |
| 1979-03-06 | 6.9                 |
| 1979-03-07 | 7.3                 |
| 1979-03-08 | 7.7                 |
| 1979-03-09 | 7.6                 |
| 1979-03-10 | 7.5                 |
| 1979-03-11 | 7.7                 |
| 1979-03-12 | 7.9                 |
| 1979-03-13 | 8.0                 |
| 1979-03-14 | 7.9                 |
| 1979-03-15 | 7.7                 |
| 1979-03-16 | 7.5                 |
| 1979-03-17 | 7.6                 |
| 1979-03-18 | 7.3                 |
| 1979-03-19 | 7.5                 |
| 1979-03-20 | 7.4                 |
| 1979-03-21 | 7.5                 |
| 1979-03-22 | 7.5                 |
| 1979-03-23 | 7.4                 |
| 1979-03-24 | 7.4                 |
| 1979-03-25 | 7.6                 |
| 1979-03-26 | 7.8                 |
| 1979-03-27 | 7.9                 |
| 1979-03-28 | 7.8                 |
| 1979-03-29 | 8.0                 |
| 1979-03-30 | 7.9                 |
| 1979-03-31 | 7.9                 |
| 1979-04-01 | 7.8                 |
| 1979-04-02 | 7.9                 |
| 1979-04-03 | 8.0                 |
| 1979-04-04 | 8.3                 |
| 1979-04-05 | 9.0                 |
| 1979-04-06 | 10.0                |
| 1979-04-07 | 22.0                |
| 1979-04-08 | 38.0                |
| 1979-04-09 | 39.0                |
| 1979-04-10 | 38.0                |
| 1979-04-11 | 34.0                |
| 1979-04-12 | 31.0                |
| 1979-04-13 | 28.0                |
| 1979-04-14 | 34.0                |
| 1979-04-15 | 46.0                |
| 1979-04-16 | 67.0                |
| 1979-04-17 | 85.0                |
| 1979-04-18 | 91.0                |
| 1979-04-19 | 81.0                |
| 1979-04-20 | 71.0                |
| 1979-04-21 | 71.0                |
| 1979-04-22 | 79.0                |
| 1979-04-23 | 85.0                |
| 1979-04-24 | 93.0                |
| 1979-04-25 | 93.0                |
| 1979-04-26 | 94.0                |
| 1979-04-27 | 99.0                |
| 1979-04-28 | 106.0               |
| 1979-04-29 | 112.0               |
| 1979-04-30 | 119.0               |
| 1979-05-01 | 121.0               |
| 1979-05-02 | 119.0               |
| 1979-05-03 | 120.0               |
| 1979-05-04 | 135.0               |
| 1979-05-05 | 155.0               |
| 1979-05-06 | 167.0               |
| 1979-05-07 | 162.0               |
| 1979-05-08 | 148.0               |
| 1979-05-09 | 131.0               |
| 1979-05-10 | 119.0               |
| 1979-05-11 | 111.0               |
| 1979-05-12 | 104.0               |
| 1979-05-13 | 106.0               |
| 1979-05-14 | 119.0               |
| 1979-05-15 | 140.0               |
| 1979-05-16 | 172.0               |
| 1979-05-17 | 195.0               |
| 1979-05-18 | 223.0               |
| 1979-05-19 | 234.0               |
| 1979-05-20 | 257.0               |
| 1979-05-21 | 241.0               |
| 1979-05-22 | 230.0               |
| 1979-05-23 | 223.0               |
| 1979-05-24 | 205.0               |
| 1979-05-25 | 187.0               |
| 1979-05-26 | 167.0               |
| 1979-05-27 | 157.0               |
| 1979-05-28 | 146.0               |
| 1979-05-29 | 132.0               |
| 1979-05-30 | 119.0               |
| 1979-05-31 | 107.0               |
| 1979-06-01 | 97.0                |
| 1979-06-02 | 90.0                |
| 1979-06-03 | 83.0                |
| 1979-06-04 | 78.0                |
| 1979-06-05 | 73.0                |
| 1979-06-06 | 69.0                |
| 1979-06-07 | 65.0                |
| 1979-06-08 | 63.0                |
| 1979-06-09 | 60.0                |
| 1979-06-10 | 56.0                |
| 1979-06-11 | 54.0                |
| 1979-06-12 | 50.0                |
| 1979-06-13 | 48.0                |
| 1979-06-14 | 47.0                |
| 1979-06-15 | 45.0                |
| 1979-06-16 | 44.0                |
| 1979-06-17 | 42.0                |
| 1979-06-18 | 41.0                |
| 1979-06-19 | 40.0                |
| 1979-06-20 | 39.0                |
| 1979-06-21 | 37.0                |
| 1979-06-22 | 35.0                |
| 1979-06-23 | 34.0                |
| 1979-06-24 | 33.0                |
| 1979-06-25 | 33.0                |
| 1979-06-26 | 31.0                |
| 1979-06-27 | 30.0                |
| 1979-06-28 | 29.0                |
| 1979-06-29 | 27.0                |
| 1979-06-30 | 27.0                |
| 1979-07-01 | 27.0                |
| 1979-07-02 | 26.0                |
| 1979-07-03 | 25.0                |
| 1979-07-04 | 24.0                |
| 1979-07-05 | 23.0                |
| 1979-07-06 | 23.0                |
| 1979-07-07 | 21.0                |
| 1979-07-08 | 20.0                |
| 1979-07-09 | 19.0                |
| 1979-07-10 | 18.0                |
| 1979-07-11 | 17.0                |
| 1979-07-12 | 17.0                |
| 1979-07-13 | 16.0                |
| 1979-07-14 | 16.0                |
| 1979-07-15 | 15.0                |
| 1979-07-16 | 14.0                |
| 1979-07-17 | 14.0                |
| 1979-07-18 | 14.0                |
| 1979-07-19 | 13.0                |
| 1979-07-20 | 14.0                |
| 1979-07-21 | 13.0                |
| 1979-07-22 | 16.0                |
| 1979-07-23 | 14.0                |
| 1979-07-24 | 13.0                |
| 1979-07-25 | 12.0                |
| 1979-07-26 | 11.0                |
| 1979-07-27 | 9.4                 |
| 1979-07-28 | 8.8                 |
| 1979-07-29 | 8.1                 |
| 1979-07-30 | 7.5                 |
| 1979-07-31 | 7.5                 |
| 1979-08-01 | 6.9                 |
| 1979-08-02 | 6.4                 |
| 1979-08-03 | 6.4                 |
| 1979-08-04 | 6.4                 |
| 1979-08-05 | 5.9                 |
| 1979-08-06 | 5.9                 |
| 1979-08-07 | 6.9                 |
| 1979-08-08 | 7.5                 |
| 1979-08-09 | 5.9                 |
| 1979-08-10 | 5.9                 |
| 1979-08-11 | 5.9                 |
| 1979-08-12 | 5.9                 |
| 1979-08-13 | 8.1                 |
| 1979-08-14 | 8.7                 |
| 1979-08-15 | 8.1                 |
| 1979-08-16 | 8.1                 |
| 1979-08-17 | 6.9                 |
| 1979-08-18 | 8.7                 |
| 1979-08-19 | 8.7                 |
| 1979-08-20 | 10.0                |
| 1979-08-21 | 8.7                 |
| 1979-08-22 | 6.4                 |
| 1979-08-23 | 5.9                 |
| 1979-08-24 | 5.4                 |
| 1979-08-25 | 4.9                 |
| 1979-08-26 | 4.9                 |
| 1979-08-27 | 4.9                 |
| 1979-08-28 | 4.1                 |
| 1979-08-29 | 3.7                 |
| 1979-08-30 | 3.4                 |
| 1979-08-31 | 3.7                 |
| 1979-09-01 | 3.4                 |
| 1979-09-02 | 3.4                 |
| 1979-09-03 | 3.4                 |
| 1979-09-04 | 3.1                 |
| 1979-09-05 | 3.1                 |
| 1979-09-06 | 2.8                 |
| 1979-09-07 | 2.8                 |
| 1979-09-08 | 2.8                 |
| 1979-09-09 | 2.8                 |
| 1979-09-10 | 3.4                 |
| 1979-09-11 | 3.1                 |
| 1979-09-12 | 2.8                 |
| 1979-09-13 | 2.5                 |
| 1979-09-14 | 2.8                 |
| 1979-09-15 | 2.8                 |
| 1979-09-16 | 2.8                 |
| 1979-09-17 | 2.8                 |
| 1979-09-18 | 2.5                 |
| 1979-09-19 | 2.5                 |
| 1979-09-20 | 2.8                 |
| 1979-09-21 | 3.1                 |
| 1979-09-22 | 3.1                 |
| 1979-09-23 | 2.8                 |
| 1979-09-24 | 2.5                 |
| 1979-09-25 | 2.8                 |
| 1979-09-26 | 2.5                 |
| 1979-09-27 | 2.5                 |
| 1979-09-28 | 2.8                 |
| 1979-09-29 | 2.8                 |
| 1979-09-30 | 2.8                 |
| 1979-10-01 | 2.8                 |
| 1979-10-02 | 2.8                 |
| 1979-10-03 | 2.5                 |
| 1979-10-04 | 2.8                 |
| 1979-10-05 | 2.8                 |
| 1979-10-06 | 3.1                 |
| 1979-10-07 | 3.1                 |
| 1979-10-08 | 2.8                 |
| 1979-10-09 | 3.1                 |
| 1979-10-10 | 3.1                 |
| 1979-10-11 | 3.1                 |
| 1979-10-12 | 3.1                 |
| 1979-10-13 | 3.1                 |
| 1979-10-14 | 3.4                 |
| 1979-10-15 | 3.4                 |
| 1979-10-16 | 3.4                 |
| 1979-10-17 | 3.4                 |
| 1979-10-18 | 3.7                 |
| 1979-10-19 | 3.7                 |
| 1979-10-20 | 5.5                 |
| 1979-10-21 | 4.3                 |
| 1979-10-22 | 4.3                 |
| 1979-10-23 | 4.4                 |
| 1979-10-24 | 4.6                 |
| 1979-10-25 | 4.8                 |
| 1979-10-26 | 4.4                 |
| 1979-10-27 | 4.3                 |
| 1979-10-28 | 4.0                 |
| 1979-10-29 | 3.9                 |
| 1979-10-30 | 3.6                 |
| 1979-10-31 | 3.5                 |
| 1979-11-01 | 3.6                 |
| 1979-11-02 | 3.8                 |
| 1979-11-03 | 3.8                 |
| 1979-11-04 | 3.9                 |
| 1979-11-05 | 4.0                 |
| 1979-11-06 | 4.0                 |
| 1979-11-07 | 3.9                 |
| 1979-11-08 | 4.0                 |
| 1979-11-09 | 3.9                 |
| 1979-11-10 | 3.8                 |
| 1979-11-11 | 3.7                 |
| 1979-11-12 | 4.1                 |
| 1979-11-13 | 4.6                 |
| 1979-11-14 | 5.0                 |
| 1979-11-15 | 5.3                 |
| 1979-11-16 | 5.3                 |
| 1979-11-17 | 5.1                 |
| 1979-11-18 | 5.1                 |
| 1979-11-19 | 5.0                 |
| 1979-11-20 | 5.0                 |
| 1979-11-21 | 5.1                 |
| 1979-11-22 | 5.1                 |
| 1979-11-23 | 5.2                 |
| 1979-11-24 | 5.4                 |
| 1979-11-25 | 5.3                 |
| 1979-11-26 | 5.4                 |
| 1979-11-27 | 4.7                 |
| 1979-11-28 | 4.0                 |
| 1979-11-29 | 4.1                 |
| 1979-11-30 | 4.2                 |
| 1979-12-01 | 4.2                 |
| 1979-12-02 | 4.2                 |
| 1979-12-03 | 4.3                 |
| 1979-12-04 | 4.9                 |
| 1979-12-05 | 4.7                 |
| 1979-12-06 | 4.0                 |
| 1979-12-07 | 4.1                 |
| 1979-12-08 | 4.3                 |
| 1979-12-09 | 4.2                 |
| 1979-12-10 | 3.9                 |
| 1979-12-11 | 3.9                 |
| 1979-12-12 | 3.4                 |
| 1979-12-13 | 3.0                 |
| 1979-12-14 | 2.6                 |
| 1979-12-15 | 2.5                 |
| 1979-12-16 | 2.6                 |
| 1979-12-17 | 2.6                 |
| 1979-12-18 | 2.5                 |
| 1979-12-19 | 2.4                 |
| 1979-12-20 | 2.3                 |
| 1979-12-21 | 2.4                 |
| 1979-12-22 | 2.4                 |
| 1979-12-23 | 2.4                 |
| 1979-12-24 | 2.4                 |
| 1979-12-25 | 2.5                 |
| 1979-12-26 | 2.5                 |
| 1979-12-27 | 2.6                 |
| 1979-12-28 | 2.6                 |
| 1979-12-29 | 2.4                 |
| 1979-12-30 | 2.5                 |
| 1979-12-31 | 2.6                 |
| 1980-01-01 | 2.8                 |
| 1980-01-02 | 2.8                 |
| 1980-01-03 | 2.9                 |
| 1980-01-04 | 3.0                 |
| 1980-01-05 | 3.2                 |
| 1980-01-06 | 3.2                 |
| 1980-01-07 | 3.2                 |
| 1980-01-08 | 3.3                 |
| 1980-01-09 | 3.5                 |
| 1980-01-10 | 3.7                 |
| 1980-01-11 | 4.1                 |
| 1980-01-12 | 4.6                 |
| 1980-01-13 | 6.0                 |
| 1980-01-14 | 7.0                 |
| 1980-01-15 | 7.3                 |
| 1980-01-16 | 6.8                 |
| 1980-01-17 | 6.9                 |
| 1980-01-18 | 6.7                 |
| 1980-01-19 | 6.4                 |
| 1980-01-20 | 6.0                 |
| 1980-01-21 | 6.1                 |
| 1980-01-22 | 6.0                 |
| 1980-01-23 | 6.3                 |
| 1980-01-24 | 6.5                 |
| 1980-01-25 | 6.5                 |
| 1980-01-26 | 6.4                 |
| 1980-01-27 | 6.4                 |
| 1980-01-28 | 6.3                 |
| 1980-01-29 | 6.4                 |
| 1980-01-30 | 6.0                 |
| 1980-01-31 | 5.5                 |
| 1980-02-01 | 5.7                 |
| 1980-02-02 | 5.5                 |
| 1980-02-03 | 5.6                 |
| 1980-02-04 | 5.7                 |
| 1980-02-05 | 5.3                 |
| 1980-02-06 | 5.0                 |
| 1980-02-07 | 4.8                 |
| 1980-02-08 | 4.7                 |
| 1980-02-09 | 4.8                 |
| 1980-02-10 | 5.0                 |
| 1980-02-11 | 5.1                 |
| 1980-02-12 | 5.1                 |
| 1980-02-13 | 4.9                 |
| 1980-02-14 | 4.7                 |
| 1980-02-15 | 4.8                 |
| 1980-02-16 | 5.1                 |
| 1980-02-17 | 5.3                 |
| 1980-02-18 | 5.2                 |
| 1980-02-19 | 5.2                 |
| 1980-02-20 | 5.1                 |
| 1980-02-21 | 4.9                 |
| 1980-02-22 | 4.9                 |
| 1980-02-23 | 4.8                 |
| 1980-02-24 | 4.7                 |
| 1980-02-25 | 4.8                 |
| 1980-02-26 | 5.2                 |
| 1980-02-27 | 5.2                 |
| 1980-02-28 | 5.2                 |
| 1980-02-29 | 5.0                 |
| 1980-03-01 | 5.2                 |
| 1980-03-02 | 5.1                 |
| 1980-03-03 | 5.1                 |
| 1980-03-04 | 5.3                 |
| 1980-03-05 | 5.3                 |
| 1980-03-06 | 5.3                 |
| 1980-03-07 | 5.4                 |
| 1980-03-08 | 5.6                 |
| 1980-03-09 | 5.5                 |
| 1980-03-10 | 5.9                 |
| 1980-03-11 | 5.8                 |
| 1980-03-12 | 5.6                 |
| 1980-03-13 | 5.7                 |
| 1980-03-14 | 6.0                 |
| 1980-03-15 | 6.0                 |
| 1980-03-16 | 5.8                 |
| 1980-03-17 | 5.7                 |
| 1980-03-18 | 5.8                 |
| 1980-03-19 | 5.8                 |
| 1980-03-20 | 6.1                 |
| 1980-03-21 | 6.0                 |
| 1980-03-22 | 6.0                 |
| 1980-03-23 | 6.1                 |
| 1980-03-24 | 6.0                 |
| 1980-03-25 | 5.9                 |
| 1980-03-26 | 5.9                 |
| 1980-03-27 | 5.9                 |
| 1980-03-28 | 5.9                 |
| 1980-03-29 | 6.0                 |
| 1980-03-30 | 5.8                 |
| 1980-03-31 | 5.8                 |
| 1980-04-01 | 5.8                 |
| 1980-04-02 | 5.9                 |
| 1980-04-03 | 6.2                 |
| 1980-04-04 | 6.6                 |
| 1980-04-05 | 7.4                 |
| 1980-04-06 | 8.0                 |
| 1980-04-07 | 9.0                 |
| 1980-04-08 | 10.0                |
| 1980-04-09 | 12.0                |
| 1980-04-10 | 14.0                |
| 1980-04-11 | 20.0                |
| 1980-04-12 | 22.0                |
| 1980-04-13 | 25.0                |
| 1980-04-14 | 30.0                |
| 1980-04-15 | 36.0                |
| 1980-04-16 | 50.0                |
| 1980-04-17 | 62.0                |
| 1980-04-18 | 63.0                |
| 1980-04-19 | 78.0                |
| 1980-04-20 | 103.0               |
| 1980-04-21 | 111.0               |
| 1980-04-22 | 124.0               |
| 1980-04-23 | 154.0               |
| 1980-04-24 | 151.0               |
| 1980-04-25 | 190.0               |
| 1980-04-26 | 207.0               |
| 1980-04-27 | 216.0               |
| 1980-04-28 | 243.0               |
| 1980-04-29 | 287.0               |
| 1980-04-30 | 270.0               |
| 1980-05-01 | 251.0               |
| 1980-05-02 | 254.0               |
| 1980-05-03 | 264.0               |
| 1980-05-04 | 297.0               |
| 1980-05-05 | 328.0               |
| 1980-05-06 | 350.0               |
| 1980-05-07 | 389.0               |
| 1980-05-08 | 384.0               |
| 1980-05-09 | 373.0               |
| 1980-05-10 | 366.0               |
| 1980-05-11 | 337.0               |
| 1980-05-12 | 299.0               |
| 1980-05-13 | 260.0               |
| 1980-05-14 | 245.0               |
| 1980-05-15 | 234.0               |
| 1980-05-16 | 234.0               |
| 1980-05-17 | 238.0               |
| 1980-05-18 | 232.0               |
| 1980-05-19 | 236.0               |
| 1980-05-20 | 262.0               |
| 1980-05-21 | 303.0               |
| 1980-05-22 | 332.0               |
| 1980-05-23 | 350.0               |
| 1980-05-24 | 330.0               |
| 1980-05-25 | 283.0               |
| 1980-05-26 | 239.0               |
| 1980-05-27 | 212.0               |
| 1980-05-28 | 194.0               |
| 1980-05-29 | 184.0               |
| 1980-05-30 | 176.0               |
| 1980-05-31 | 168.0               |
| 1980-06-01 | 157.0               |
| 1980-06-02 | 151.0               |
| 1980-06-03 | 138.0               |
| 1980-06-04 | 130.0               |
| 1980-06-05 | 124.0               |
| 1980-06-06 | 120.0               |
| 1980-06-07 | 114.0               |
| 1980-06-08 | 107.0               |
| 1980-06-09 | 101.0               |
| 1980-06-10 | 96.0                |
| 1980-06-11 | 90.0                |
| 1980-06-12 | 82.0                |
| 1980-06-13 | 74.0                |
| 1980-06-14 | 68.0                |
| 1980-06-15 | 64.0                |
| 1980-06-16 | 62.0                |
| 1980-06-17 | 59.0                |
| 1980-06-18 | 57.0                |
| 1980-06-19 | 54.0                |
| 1980-06-20 | 52.0                |
| 1980-06-21 | 49.0                |
| 1980-06-22 | 47.0                |
| 1980-06-23 | 45.0                |
| 1980-06-24 | 43.0                |
| 1980-06-25 | 42.0                |
| 1980-06-26 | 40.0                |
| 1980-06-27 | 39.0                |
| 1980-06-28 | 38.0                |
| 1980-06-29 | 36.0                |
| 1980-06-30 | 36.0                |
| 1980-07-01 | 38.0                |
| 1980-07-02 | 35.0                |
| 1980-07-03 | 33.0                |
| 1980-07-04 | 32.0                |
| 1980-07-05 | 32.0                |
| 1980-07-06 | 31.0                |
| 1980-07-07 | 31.0                |
| 1980-07-08 | 31.0                |
| 1980-07-09 | 30.0                |
| 1980-07-10 | 28.0                |
| 1980-07-11 | 27.0                |
| 1980-07-12 | 26.0                |
| 1980-07-13 | 25.0                |
| 1980-07-14 | 24.0                |
| 1980-07-15 | 22.0                |
| 1980-07-16 | 20.0                |
| 1980-07-17 | 19.0                |
| 1980-07-18 | 18.0                |
| 1980-07-19 | 17.0                |
| 1980-07-20 | 17.0                |
| 1980-07-21 | 15.0                |
| 1980-07-22 | 14.0                |
| 1980-07-23 | 30.0                |
| 1980-07-24 | 39.0                |
| 1980-07-25 | 27.0                |
| 1980-07-26 | 22.0                |
| 1980-07-27 | 20.0                |
| 1980-07-28 | 18.0                |
| 1980-07-29 | 18.0                |
| 1980-07-30 | 20.0                |
| 1980-07-31 | 17.0                |
| 1980-08-01 | 18.0                |
| 1980-08-02 | 15.0                |
| 1980-08-03 | 13.0                |
| 1980-08-04 | 12.0                |
| 1980-08-05 | 11.0                |
| 1980-08-06 | 10.0                |
| 1980-08-07 | 9.4                 |
| 1980-08-08 | 8.8                 |
| 1980-08-09 | 8.1                 |
| 1980-08-10 | 7.5                 |
| 1980-08-11 | 6.9                 |
| 1980-08-12 | 6.4                 |
| 1980-08-13 | 6.9                 |
| 1980-08-14 | 8.1                 |
| 1980-08-15 | 8.8                 |
| 1980-08-16 | 8.1                 |
| 1980-08-17 | 7.0                 |
| 1980-08-18 | 6.2                 |
| 1980-08-19 | 5.8                 |
| 1980-08-20 | 8.1                 |
| 1980-08-21 | 5.9                 |
| 1980-08-22 | 4.9                 |
| 1980-08-23 | 5.9                 |
| 1980-08-24 | 6.9                 |
| 1980-08-25 | 17.0                |
| 1980-08-26 | 13.0                |
| 1980-08-27 | 10.0                |
| 1980-08-28 | 7.5                 |
| 1980-08-29 | 5.9                 |
| 1980-08-30 | 5.5                 |
| 1980-08-31 | 5.5                 |
| 1980-09-01 | 5.4                 |
| 1980-09-02 | 4.9                 |
| 1980-09-03 | 4.5                 |
| 1980-09-04 | 4.1                 |
| 1980-09-05 | 3.7                 |
| 1980-09-06 | 4.1                 |
| 1980-09-07 | 5.4                 |
| 1980-09-08 | 32.0                |
| 1980-09-09 | 46.0                |
| 1980-09-10 | 31.0                |
| 1980-09-11 | 28.0                |
| 1980-09-12 | 23.0                |
| 1980-09-13 | 19.0                |
| 1980-09-14 | 15.0                |
| 1980-09-15 | 11.0                |
| 1980-09-16 | 9.4                 |
| 1980-09-17 | 8.8                 |
| 1980-09-18 | 8.1                 |
| 1980-09-19 | 8.1                 |
| 1980-09-20 | 7.5                 |
| 1980-09-21 | 7.5                 |
| 1980-09-22 | 7.5                 |
| 1980-09-23 | 7.5                 |
| 1980-09-24 | 7.5                 |
| 1980-09-25 | 7.5                 |
| 1980-09-26 | 7.5                 |
| 1980-09-27 | 6.9                 |
| 1980-09-28 | 6.9                 |
| 1980-09-29 | 6.4                 |
| 1980-09-30 | 6.4                 |
| 1980-10-01 | 5.7                 |
| 1980-10-02 | 5.7                 |
| 1980-10-03 | 5.7                 |
| 1980-10-04 | 5.7                 |
| 1980-10-05 | 5.7                 |
| 1980-10-06 | 5.7                 |
| 1980-10-07 | 5.7                 |
| 1980-10-08 | 5.4                 |
| 1980-10-09 | 5.3                 |
| 1980-10-10 | 5.2                 |
| 1980-10-11 | 5.4                 |
| 1980-10-12 | 5.8                 |
| 1980-10-13 | 8.6                 |
| 1980-10-14 | 7.2                 |
| 1980-10-15 | 11.0                |
| 1980-10-16 | 8.8                 |
| 1980-10-17 | 8.3                 |
| 1980-10-18 | 8.0                 |
| 1980-10-19 | 8.5                 |
| 1980-10-20 | 8.3                 |
| 1980-10-21 | 8.0                 |
| 1980-10-22 | 7.6                 |
| 1980-10-23 | 6.9                 |
| 1980-10-24 | 6.4                 |
| 1980-10-25 | 6.6                 |
| 1980-10-26 | 7.2                 |
| 1980-10-27 | 7.3                 |
| 1980-10-28 | 6.6                 |
| 1980-10-29 | 6.0                 |
| 1980-10-30 | 6.4                 |
| 1980-10-31 | 6.6                 |
| 1980-11-01 | 6.5                 |
| 1980-11-02 | 6.4                 |
| 1980-11-03 | 6.2                 |
| 1980-11-04 | 6.2                 |
| 1980-11-05 | 6.1                 |
| 1980-11-06 | 6.1                 |
| 1980-11-07 | 6.0                 |
| 1980-11-08 | 5.9                 |
| 1980-11-09 | 5.8                 |
| 1980-11-10 | 5.8                 |
| 1980-11-11 | 5.9                 |
| 1980-11-12 | 6.9                 |
| 1980-11-13 | 6.0                 |
| 1980-11-14 | 5.0                 |
| 1980-11-15 | 5.1                 |
| 1980-11-16 | 5.1                 |
| 1980-11-17 | 5.3                 |
| 1980-11-18 | 5.4                 |
| 1980-11-19 | 5.4                 |
| 1980-11-20 | 5.5                 |
| 1980-11-21 | 5.4                 |
| 1980-11-22 | 5.2                 |
| 1980-11-23 | 5.2                 |
| 1980-11-24 | 5.0                 |
| 1980-11-25 | 4.5                 |
| 1980-11-26 | 4.4                 |
| 1980-11-27 | 4.5                 |
| 1980-11-28 | 5.0                 |
| 1980-11-29 | 5.5                 |
| 1980-11-30 | 5.3                 |
| 1980-12-01 | 5.0                 |
| 1980-12-02 | 5.4                 |
| 1980-12-03 | 4.7                 |
| 1980-12-04 | 4.7                 |
| 1980-12-05 | 4.1                 |
| 1980-12-06 | 3.5                 |
| 1980-12-07 | 3.0                 |
| 1980-12-08 | 2.9                 |
| 1980-12-09 | 2.7                 |
| 1980-12-10 | 2.7                 |
| 1980-12-11 | 2.8                 |
| 1980-12-12 | 3.0                 |
| 1980-12-13 | 3.3                 |
| 1980-12-14 | 3.0                 |
| 1980-12-15 | 3.1                 |
| 1980-12-16 | 3.7                 |
| 1980-12-17 | 4.0                 |
| 1980-12-18 | 3.8                 |
| 1980-12-19 | 3.7                 |
| 1980-12-20 | 3.7                 |
| 1980-12-21 | 3.8                 |
| 1980-12-22 | 3.7                 |
| 1980-12-23 | 3.7                 |
| 1980-12-24 | 4.3                 |
| 1980-12-25 | 4.3                 |
| 1980-12-26 | 4.8                 |
| 1980-12-27 | 4.8                 |
| 1980-12-28 | 4.7                 |
| 1980-12-29 | 5.0                 |
| 1980-12-30 | 5.4                 |
| 1980-12-31 | 5.7                 |
| 1981-01-01 | 5.4                 |
| 1981-01-02 | 5.3                 |
| 1981-01-03 | 5.0                 |
| 1981-01-04 | 4.5                 |
| 1981-01-05 | 4.0                 |
| 1981-01-06 | 4.2                 |
| 1981-01-07 | 4.5                 |
| 1981-01-08 | 4.7                 |
| 1981-01-09 | 4.5                 |
| 1981-01-10 | 4.7                 |
| 1981-01-11 | 4.6                 |
| 1981-01-12 | 4.7                 |
| 1981-01-13 | 4.8                 |
| 1981-01-14 | 4.6                 |
| 1981-01-15 | 4.6                 |
| 1981-01-16 | 4.5                 |
| 1981-01-17 | 4.5                 |
| 1981-01-18 | 4.7                 |
| 1981-01-19 | 4.8                 |
| 1981-01-20 | 4.8                 |
| 1981-01-21 | 5.0                 |
| 1981-01-22 | 5.5                 |
| 1981-01-23 | 5.5                 |
| 1981-01-24 | 5.3                 |
| 1981-01-25 | 5.0                 |
| 1981-01-26 | 5.2                 |
| 1981-01-27 | 5.0                 |
| 1981-01-28 | 5.2                 |
| 1981-01-29 | 5.0                 |
| 1981-01-30 | 5.0                 |
| 1981-01-31 | 5.0                 |
| 1981-02-01 | 5.0                 |
| 1981-02-02 | 4.6                 |
| 1981-02-03 | 4.7                 |
| 1981-02-04 | 4.5                 |
| 1981-02-05 | 4.5                 |
| 1981-02-06 | 4.6                 |
| 1981-02-07 | 4.6                 |
| 1981-02-08 | 4.7                 |
| 1981-02-09 | 4.7                 |
| 1981-02-10 | 4.5                 |
| 1981-02-11 | 4.7                 |
| 1981-02-12 | 5.1                 |
| 1981-02-13 | 5.4                 |
| 1981-02-14 | 6.0                 |
| 1981-02-15 | 6.0                 |
| 1981-02-16 | 6.5                 |
| 1981-02-17 | 6.5                 |
| 1981-02-18 | 6.8                 |
| 1981-02-19 | 6.8                 |
| 1981-02-20 | 6.8                 |
| 1981-02-21 | 7.0                 |
| 1981-02-22 | 7.0                 |
| 1981-02-23 | 7.5                 |
| 1981-02-24 | 7.5                 |
| 1981-02-25 | 7.4                 |
| 1981-02-26 | 7.4                 |
| 1981-02-27 | 7.0                 |
| 1981-02-28 | 7.0                 |
| 1981-03-01 | 7.0                 |
| 1981-03-02 | 7.5                 |
| 1981-03-03 | 7.4                 |
| 1981-03-04 | 7.5                 |
| 1981-03-05 | 7.5                 |
| 1981-03-06 | 7.7                 |
| 1981-03-07 | 8.0                 |
| 1981-03-08 | 8.0                 |
| 1981-03-09 | 8.4                 |
| 1981-03-10 | 8.4                 |
| 1981-03-11 | 8.4                 |
| 1981-03-12 | 8.4                 |
| 1981-03-13 | 8.5                 |
| 1981-03-14 | 9.0                 |
| 1981-03-15 | 9.0                 |
| 1981-03-16 | 9.0                 |
| 1981-03-17 | 6.9                 |
| 1981-03-18 | 8.8                 |
| 1981-03-19 | 6.6                 |
| 1981-03-20 | 3.4                 |
| 1981-03-21 | 3.6                 |
| 1981-03-22 | 8.8                 |
| 1981-03-23 | 8.8                 |
| 1981-03-24 | 7.8                 |
| 1981-03-25 | 7.4                 |
| 1981-03-26 | 7.2                 |
| 1981-03-27 | 6.7                 |
| 1981-03-28 | 5.6                 |
| 1981-03-29 | 5.6                 |
| 1981-03-30 | 8.9                 |
| 1981-03-31 | 6.3                 |
| 1981-04-01 | 7.1                 |
| 1981-04-02 | 8.0                 |
| 1981-04-03 | 8.8                 |
| 1981-04-04 | 7.0                 |
| 1981-04-05 | 6.5                 |
| 1981-04-06 | 11.0                |
| 1981-04-07 | 14.0                |
| 1981-04-08 | 11.0                |
| 1981-04-09 | 13.0                |
| 1981-04-10 | 21.0                |
| 1981-04-11 | 26.0                |
| 1981-04-12 | 26.0                |
| 1981-04-13 | 28.0                |
| 1981-04-14 | 29.0                |
| 1981-04-15 | 36.0                |
| 1981-04-16 | 38.0                |
| 1981-04-17 | 39.0                |
| 1981-04-18 | 42.0                |
| 1981-04-19 | 55.0                |
| 1981-04-20 | 46.0                |
| 1981-04-21 | 41.0                |
| 1981-04-22 | 39.0                |
| 1981-04-23 | 40.0                |
| 1981-04-24 | 43.0                |
| 1981-04-25 | 44.0                |
| 1981-04-26 | 46.0                |
| 1981-04-27 | 44.0                |
| 1981-04-28 | 43.0                |
| 1981-04-29 | 41.0                |
| 1981-04-30 | 39.0                |
| 1981-05-01 | 37.0                |
| 1981-05-02 | 36.0                |
| 1981-05-03 | 45.0                |
| 1981-05-04 | 38.0                |
| 1981-05-05 | 35.0                |
| 1981-05-06 | 35.0                |
| 1981-05-07 | 32.0                |
| 1981-05-08 | 31.0                |
| 1981-05-09 | 30.0                |
| 1981-05-10 | 27.0                |
| 1981-05-11 | 28.0                |
| 1981-05-12 | 26.0                |
| 1981-05-13 | 24.0                |
| 1981-05-14 | 22.0                |
| 1981-05-15 | 24.0                |
| 1981-05-16 | 26.0                |
| 1981-05-17 | 23.0                |
| 1981-05-18 | 21.0                |
| 1981-05-19 | 20.0                |
| 1981-05-20 | 21.0                |
| 1981-05-21 | 26.0                |
| 1981-05-22 | 27.0                |
| 1981-05-23 | 27.0                |
| 1981-05-24 | 27.0                |
| 1981-05-25 | 27.0                |
| 1981-05-26 | 29.0                |
| 1981-05-27 | 38.0                |
| 1981-05-28 | 37.0                |
| 1981-05-29 | 41.0                |
| 1981-05-30 | 43.0                |
| 1981-05-31 | 44.0                |
| 1981-06-01 | 42.0                |
| 1981-06-02 | 42.0                |
| 1981-06-03 | 42.0                |
| 1981-06-04 | 38.0                |
| 1981-06-05 | 36.0                |
| 1981-06-06 | 34.0                |
| 1981-06-07 | 33.0                |
| 1981-06-08 | 31.0                |
| 1981-06-09 | 30.0                |
| 1981-06-10 | 28.0                |
| 1981-06-11 | 27.0                |
| 1981-06-12 | 26.0                |
| 1981-06-13 | 25.0                |
| 1981-06-14 | 25.0                |
| 1981-06-15 | 24.0                |
| 1981-06-16 | 22.0                |
| 1981-06-17 | 21.0                |
| 1981-06-18 | 20.0                |
| 1981-06-19 | 19.0                |
| 1981-06-20 | 18.0                |
| 1981-06-21 | 17.0                |
| 1981-06-22 | 16.0                |
| 1981-06-23 | 16.0                |
| 1981-06-24 | 14.0                |
| 1981-06-25 | 14.0                |
| 1981-06-26 | 13.0                |
| 1981-06-27 | 13.0                |
| 1981-06-28 | 13.0                |
| 1981-06-29 | 13.0                |
| 1981-06-30 | 12.0                |
| 1981-07-01 | 13.0                |
| 1981-07-02 | 13.0                |
| 1981-07-03 | 12.0                |
| 1981-07-04 | 11.0                |
| 1981-07-05 | 10.0                |
| 1981-07-06 | 9.8                 |
| 1981-07-07 | 10.0                |
| 1981-07-08 | 9.1                 |
| 1981-07-09 | 9.0                 |
| 1981-07-10 | 9.5                 |
| 1981-07-11 | 9.0                 |
| 1981-07-12 | 9.2                 |
| 1981-07-13 | 10.0                |
| 1981-07-14 | 8.6                 |
| 1981-07-15 | 7.9                 |
| 1981-07-16 | 7.6                 |
| 1981-07-17 | 9.6                 |
| 1981-07-18 | 7.6                 |
| 1981-07-19 | 6.6                 |
| 1981-07-20 | 5.8                 |
| 1981-07-21 | 5.2                 |
| 1981-07-22 | 4.8                 |
| 1981-07-23 | 4.5                 |
| 1981-07-24 | 5.4                 |
| 1981-07-25 | 5.3                 |
| 1981-07-26 | 4.8                 |
| 1981-07-27 | 4.1                 |
| 1981-07-28 | 3.8                 |
| 1981-07-29 | 3.6                 |
| 1981-07-30 | 3.2                 |
| 1981-07-31 | 2.9                 |
| 1981-08-01 | 2.7                 |
| 1981-08-02 | 2.4                 |
| 1981-08-03 | 2.2                 |
| 1981-08-04 | 1.9                 |
| 1981-08-05 | 1.6                 |
| 1981-08-06 | 1.4                 |
| 1981-08-07 | 1.4                 |
| 1981-08-08 | 1.3                 |
| 1981-08-09 | 1.2                 |
| 1981-08-10 | 2.9                 |
| 1981-08-11 | 8.0                 |
| 1981-08-12 | 3.1                 |
| 1981-08-13 | 3.3                 |
| 1981-08-14 | 3.9                 |
| 1981-08-15 | 2.2                 |
| 1981-08-16 | 2.2                 |
| 1981-08-17 | 1.8                 |
| 1981-08-18 | 1.5                 |
| 1981-08-19 | 1.3                 |
| 1981-08-20 | 1.3                 |
| 1981-08-21 | 1.0                 |
| 1981-08-22 | 1.8                 |
| 1981-08-23 | 3.3                 |
| 1981-08-24 | 3.0                 |
| 1981-08-25 | 2.0                 |
| 1981-08-26 | 1.4                 |
| 1981-08-27 | 2.5                 |
| 1981-08-28 | 2.1                 |
| 1981-08-29 | 1.5                 |
| 1981-08-30 | 2.0                 |
| 1981-08-31 | 1.9                 |
| 1981-09-01 | 1.4                 |
| 1981-09-02 | 1.3                 |
| 1981-09-03 | 1.3                 |
| 1981-09-04 | 1.2                 |
| 1981-09-05 | 10.0                |
| 1981-09-06 | 4.0                 |
| 1981-09-07 | 2.0                 |
| 1981-09-08 | 6.0                 |
| 1981-09-09 | 3.0                 |
| 1981-09-10 | 2.2                 |
| 1981-09-11 | 2.2                 |
| 1981-09-12 | 2.2                 |
| 1981-09-13 | 4.0                 |
| 1981-09-14 | 2.3                 |
| 1981-09-15 | 2.3                 |
| 1981-09-16 | 2.3                 |
| 1981-09-17 | 2.3                 |
| 1981-09-18 | 2.3                 |
| 1981-09-19 | 2.3                 |
| 1981-09-20 | 2.3                 |
| 1981-09-21 | 3.0                 |
| 1981-09-22 | 2.4                 |
| 1981-09-23 | 5.0                 |
| 1981-09-24 | 2.5                 |
| 1981-09-25 | 2.5                 |
| 1981-09-26 | 2.5                 |
| 1981-09-27 | 2.5                 |
| 1981-09-28 | 2.5                 |
| 1981-09-29 | 2.5                 |
| 1981-09-30 | 2.5                 |
| 1981-10-01 | 2.5                 |
| 1981-10-02 | 2.5                 |
| 1981-10-03 | 4.0                 |
| 1981-10-04 | 5.0                 |
| 1981-10-05 | 6.0                 |
| 1981-10-06 | 6.2                 |
| 1981-10-07 | 5.9                 |
| 1981-10-08 | 6.8                 |
| 1981-10-09 | 6.5                 |
| 1981-10-10 | 5.9                 |
| 1981-10-11 | 7.9                 |
| 1981-10-12 | 7.9                 |
| 1981-10-13 | 6.8                 |
| 1981-10-14 | 6.5                 |
| 1981-10-15 | 6.5                 |
| 1981-10-16 | 7.9                 |
| 1981-10-17 | 7.6                 |
| 1981-10-18 | 8.3                 |
| 1981-10-19 | 8.3                 |
| 1981-10-20 | 7.9                 |
| 1981-10-21 | 7.6                 |
| 1981-10-22 | 7.2                 |
| 1981-10-23 | 7.2                 |
| 1981-10-24 | 6.8                 |
| 1981-10-25 | 6.8                 |
| 1981-10-26 | 6.5                 |
| 1981-10-27 | 6.5                 |
| 1981-10-28 | 6.5                 |
| 1981-10-29 | 7.2                 |
| 1981-10-30 | 7.9                 |
| 1981-10-31 | 6.5                 |
| 1981-11-01 | 6.5                 |
| 1981-11-02 | 6.8                 |
| 1981-11-03 | 6.8                 |
| 1981-11-04 | 6.8                 |
| 1981-11-05 | 6.5                 |
| 1981-11-06 | 6.5                 |
| 1981-11-07 | 6.5                 |
| 1981-11-08 | 6.5                 |
| 1981-11-09 | 6.5                 |
| 1981-11-10 | 6.2                 |
| 1981-11-11 | 6.2                 |
| 1981-11-12 | 6.2                 |
| 1981-11-13 | 6.2                 |
| 1981-11-14 | 6.5                 |
| 1981-11-15 | 6.5                 |
| 1981-11-16 | 6.5                 |
| 1981-11-17 | 6.2                 |
| 1981-11-18 | 6.8                 |
| 1981-11-19 | 6.2                 |
| 1981-11-20 | 5.4                 |
| 1981-11-21 | 6.2                 |
| 1981-11-22 | 6.5                 |
| 1981-11-23 | 6.8                 |
| 1981-11-24 | 6.6                 |
| 1981-11-25 | 6.2                 |
| 1981-11-26 | 5.6                 |
| 1981-11-27 | 5.0                 |
| 1981-11-28 | 4.6                 |
| 1981-11-29 | 4.6                 |
| 1981-11-30 | 5.2                 |
| 1981-12-01 | 5.0                 |
| 1981-12-02 | 3.0                 |
| 1981-12-03 | 2.2                 |
| 1981-12-04 | 1.8                 |
| 1981-12-05 | 1.7000000000000002  |
| 1981-12-06 | 1.7000000000000002  |
| 1981-12-07 | 1.8                 |
| 1981-12-08 | 1.9                 |
| 1981-12-09 | 2.0                 |
| 1981-12-10 | 1.9                 |
| 1981-12-11 | 2.0                 |
| 1981-12-12 | 1.9                 |
| 1981-12-13 | 1.8                 |
| 1981-12-14 | 1.7000000000000002  |
| 1981-12-15 | 1.8                 |
| 1981-12-16 | 1.9                 |
| 1981-12-17 | 1.7000000000000002  |
| 1981-12-18 | 1.8                 |
| 1981-12-19 | 1.9                 |
| 1981-12-20 | 1.9                 |
| 1981-12-21 | 2.0                 |
| 1981-12-22 | 1.9                 |
| 1981-12-23 | 1.8                 |
| 1981-12-24 | 1.7000000000000002  |
| 1981-12-25 | 1.8                 |
| 1981-12-26 | 1.8                 |
| 1981-12-27 | 1.8                 |
| 1981-12-28 | 1.7000000000000002  |
| 1981-12-29 | 1.7000000000000002  |
| 1981-12-30 | 1.8                 |
| 1981-12-31 | 1.7000000000000002  |
| 1982-01-01 | 1.7000000000000002  |
| 1982-01-02 | 1.7000000000000002  |
| 1982-01-03 | 1.7000000000000002  |
| 1982-01-04 | 1.6                 |
| 1982-01-05 | 1.6                 |
| 1982-01-06 | 1.6                 |
| 1982-01-07 | 1.5                 |
| 1982-01-08 | 1.6                 |
| 1982-01-09 | 1.6                 |
| 1982-01-10 | 1.7000000000000002  |
| 1982-01-11 | 1.7000000000000002  |
| 1982-01-12 | 1.7000000000000002  |
| 1982-01-13 | 1.6                 |
| 1982-01-14 | 1.6                 |
| 1982-01-15 | 1.6                 |
| 1982-01-16 | 1.7000000000000002  |
| 1982-01-17 | 1.7000000000000002  |
| 1982-01-18 | 1.7000000000000002  |
| 1982-01-19 | 1.6                 |
| 1982-01-20 | 1.6                 |
| 1982-01-21 | 1.7000000000000002  |
| 1982-01-22 | 1.6                 |
| 1982-01-23 | 1.6                 |
| 1982-01-24 | 1.7000000000000002  |
| 1982-01-25 | 1.8                 |
| 1982-01-26 | 1.8                 |
| 1982-01-27 | 1.9                 |
| 1982-01-28 | 1.8                 |
| 1982-01-29 | 1.7000000000000002  |
| 1982-01-30 | 1.7000000000000002  |
| 1982-01-31 | 1.6                 |
| 1982-02-01 | 1.7000000000000002  |
| 1982-02-02 | 1.7000000000000002  |
| 1982-02-03 | 1.6                 |
| 1982-02-04 | 1.6                 |
| 1982-02-05 | 1.5                 |
| 1982-02-06 | 1.4                 |
| 1982-02-07 | 1.4                 |
| 1982-02-08 | 1.5                 |
| 1982-02-09 | 1.6                 |
| 1982-02-10 | 1.7000000000000002  |
| 1982-02-11 | 1.7000000000000002  |
| 1982-02-12 | 1.8                 |
| 1982-02-13 | 1.9                 |
| 1982-02-14 | 2.1                 |
| 1982-02-15 | 2.3                 |
| 1982-02-16 | 2.4                 |
| 1982-02-17 | 2.4                 |
| 1982-02-18 | 2.3                 |
| 1982-02-19 | 2.3                 |
| 1982-02-20 | 2.4                 |
| 1982-02-21 | 2.4                 |
| 1982-02-22 | 2.5                 |
| 1982-02-23 | 2.5                 |
| 1982-02-24 | 2.6                 |
| 1982-02-25 | 2.6                 |
| 1982-02-26 | 2.5                 |
| 1982-02-27 | 2.9                 |
| 1982-02-28 | 3.3                 |
| 1982-03-01 | 3.4                 |
| 1982-03-02 | 3.6                 |
| 1982-03-03 | 3.5                 |
| 1982-03-04 | 3.4                 |
| 1982-03-05 | 3.2                 |
| 1982-03-06 | 3.2                 |
| 1982-03-07 | 5.0                 |
| 1982-03-08 | 7.0                 |
| 1982-03-09 | 9.6                 |
| 1982-03-10 | 11.0                |
| 1982-03-11 | 10.0                |
| 1982-03-12 | 10.0                |
| 1982-03-13 | 10.0                |
| 1982-03-14 | 13.0                |
| 1982-03-15 | 13.0                |
| 1982-03-16 | 18.0                |
| 1982-03-17 | 15.0                |
| 1982-03-18 | 17.0                |
| 1982-03-19 | 12.0                |
| 1982-03-20 | 11.0                |
| 1982-03-21 | 12.0                |
| 1982-03-22 | 7.0                 |
| 1982-03-23 | 6.0                 |
| 1982-03-24 | 6.0                 |
| 1982-03-25 | 6.0                 |
| 1982-03-26 | 7.0                 |
| 1982-03-27 | 13.0                |
| 1982-03-28 | 14.0                |
| 1982-03-29 | 10.0                |
| 1982-03-30 | 16.0                |
| 1982-03-31 | 13.0                |
| 1982-04-01 | 12.0                |
| 1982-04-02 | 12.0                |
| 1982-04-03 | 15.0                |
| 1982-04-04 | 12.0                |
| 1982-04-05 | 12.0                |
| 1982-04-06 | 10.0                |
| 1982-04-07 | 9.0                 |
| 1982-04-08 | 6.0                 |
| 1982-04-09 | 5.5                 |
| 1982-04-10 | 5.5                 |
| 1982-04-11 | 10.0                |
| 1982-04-12 | 37.0                |
| 1982-04-13 | 62.0                |
| 1982-04-14 | 78.0                |
| 1982-04-15 | 93.0                |
| 1982-04-16 | 100.0               |
| 1982-04-17 | 100.0               |
| 1982-04-18 | 112.0               |
| 1982-04-19 | 109.0               |
| 1982-04-20 | 96.0                |
| 1982-04-21 | 90.0                |
| 1982-04-22 | 92.0                |
| 1982-04-23 | 112.0               |
| 1982-04-24 | 144.0               |
| 1982-04-25 | 176.0               |
| 1982-04-26 | 181.0               |
| 1982-04-27 | 198.0               |
| 1982-04-28 | 235.0               |
| 1982-04-29 | 282.0               |
| 1982-04-30 | 298.0               |
| 1982-05-01 | 318.0               |
| 1982-05-02 | 357.0               |
| 1982-05-03 | 402.0               |
| 1982-05-04 | 422.0               |
| 1982-05-05 | 433.0               |
| 1982-05-06 | 402.0               |
| 1982-05-07 | 375.0               |
| 1982-05-08 | 357.0               |
| 1982-05-09 | 347.0               |
| 1982-05-10 | 344.0               |
| 1982-05-11 | 319.0               |
| 1982-05-12 | 291.0               |
| 1982-05-13 | 270.0               |
| 1982-05-14 | 267.0               |
| 1982-05-15 | 277.0               |
| 1982-05-16 | 295.0               |
| 1982-05-17 | 318.0               |
| 1982-05-18 | 338.0               |
| 1982-05-19 | 355.0               |
| 1982-05-20 | 344.0               |
| 1982-05-21 | 333.0               |
| 1982-05-22 | 325.0               |
| 1982-05-23 | 315.0               |
| 1982-05-24 | 318.0               |
| 1982-05-25 | 315.0               |
| 1982-05-26 | 300.0               |
| 1982-05-27 | 283.0               |
| 1982-05-28 | 270.0               |
| 1982-05-29 | 245.0               |
| 1982-05-30 | 221.0               |
| 1982-05-31 | 198.0               |
| 1982-06-01 | 181.0               |
| 1982-06-02 | 169.0               |
| 1982-06-03 | 159.0               |
| 1982-06-04 | 148.0               |
| 1982-06-05 | 139.0               |
| 1982-06-06 | 131.0               |
| 1982-06-07 | 121.0               |
| 1982-06-08 | 111.0               |
| 1982-06-09 | 101.0               |
| 1982-06-10 | 96.0                |
| 1982-06-11 | 87.0                |
| 1982-06-12 | 82.0                |
| 1982-06-13 | 79.0                |
| 1982-06-14 | 75.0                |
| 1982-06-15 | 74.0                |
| 1982-06-16 | 68.0                |
| 1982-06-17 | 64.0                |
| 1982-06-18 | 61.0                |
| 1982-06-19 | 59.0                |
| 1982-06-20 | 56.0                |
| 1982-06-21 | 54.0                |
| 1982-06-22 | 52.0                |
| 1982-06-23 | 49.0                |
| 1982-06-24 | 47.0                |
| 1982-06-25 | 44.0                |
| 1982-06-26 | 42.0                |
| 1982-06-27 | 40.0                |
| 1982-06-28 | 38.0                |
| 1982-06-29 | 37.0                |
| 1982-06-30 | 36.0                |
| 1982-07-01 | 37.0                |
| 1982-07-02 | 35.0                |
| 1982-07-03 | 33.0                |
| 1982-07-04 | 31.0                |
| 1982-07-05 | 30.0                |
| 1982-07-06 | 30.0                |
| 1982-07-07 | 29.0                |
| 1982-07-08 | 28.0                |
| 1982-07-09 | 29.0                |
| 1982-07-10 | 27.0                |
| 1982-07-11 | 25.0                |
| 1982-07-12 | 25.0                |
| 1982-07-13 | 24.0                |
| 1982-07-14 | 22.0                |
| 1982-07-15 | 22.0                |
| 1982-07-16 | 21.0                |
| 1982-07-17 | 20.0                |
| 1982-07-18 | 19.0                |
| 1982-07-19 | 19.0                |
| 1982-07-20 | 18.0                |
| 1982-07-21 | 17.0                |
| 1982-07-22 | 17.0                |
| 1982-07-23 | 17.0                |
| 1982-07-24 | 17.0                |
| 1982-07-25 | 17.0                |
| 1982-07-26 | 17.0                |
| 1982-07-27 | 18.0                |
| 1982-07-28 | 19.0                |
| 1982-07-29 | 17.0                |
| 1982-07-30 | 16.0                |
| 1982-07-31 | 15.0                |
| 1982-08-01 | 14.0                |
| 1982-08-02 | 13.0                |
| 1982-08-03 | 14.0                |
| 1982-08-04 | 13.0                |
| 1982-08-05 | 12.0                |
| 1982-08-06 | 12.0                |
| 1982-08-07 | 11.0                |
| 1982-08-08 | 12.0                |
| 1982-08-09 | 14.0                |
| 1982-08-10 | 12.0                |
| 1982-08-11 | 11.0                |
| 1982-08-12 | 12.0                |
| 1982-08-13 | 12.0                |
| 1982-08-14 | 12.0                |
| 1982-08-15 | 11.0                |
| 1982-08-16 | 10.0                |
| 1982-08-17 | 10.0                |
| 1982-08-18 | 11.0                |
| 1982-08-19 | 9.9                 |
| 1982-08-20 | 9.3                 |
| 1982-08-21 | 8.9                 |
| 1982-08-22 | 9.4                 |
| 1982-08-23 | 11.0                |
| 1982-08-24 | 9.0                 |
| 1982-08-25 | 8.6                 |
| 1982-08-26 | 9.7                 |
| 1982-08-27 | 11.0                |
| 1982-08-28 | 11.0                |
| 1982-08-29 | 11.0                |
| 1982-08-30 | 6.2                 |
| 1982-08-31 | 5.9                 |
| 1982-09-01 | 7.2                 |
| 1982-09-02 | 6.8                 |
| 1982-09-03 | 6.5                 |
| 1982-09-04 | 6.5                 |
| 1982-09-05 | 7.6                 |
| 1982-09-06 | 7.9                 |
| 1982-09-07 | 8.3                 |
| 1982-09-08 | 7.2                 |
| 1982-09-09 | 6.5                 |
| 1982-09-10 | 8.3                 |
| 1982-09-11 | 7.9                 |
| 1982-09-12 | 7.2                 |
| 1982-09-13 | 9.6                 |
| 1982-09-14 | 10.0                |
| 1982-09-15 | 8.7                 |
| 1982-09-16 | 7.6                 |
| 1982-09-17 | 7.2                 |
| 1982-09-18 | 6.8                 |
| 1982-09-19 | 6.5                 |
| 1982-09-20 | 7.6                 |
| 1982-09-21 | 6.2                 |
| 1982-09-22 | 6.2                 |
| 1982-09-23 | 6.2                 |
| 1982-09-24 | 5.9                 |
| 1982-09-25 | 6.5                 |
| 1982-09-26 | 8.3                 |
| 1982-09-27 | 10.0                |
| 1982-09-28 | 12.0                |
| 1982-09-29 | 12.0                |
| 1982-09-30 | 20.0                |
| 1982-10-01 | 16.0                |
| 1982-10-02 | 12.0                |
| 1982-10-03 | 12.0                |
| 1982-10-04 | 12.0                |
| 1982-10-05 | 12.0                |
| 1982-10-06 | 11.0                |
| 1982-10-07 | 10.0                |
| 1982-10-08 | 9.7                 |
| 1982-10-09 | 9.7                 |
| 1982-10-10 | 9.7                 |
| 1982-10-11 | 10.0                |
| 1982-10-12 | 9.7                 |
| 1982-10-13 | 8.8                 |
| 1982-10-14 | 8.3                 |
| 1982-10-15 | 8.3                 |
| 1982-10-16 | 8.3                 |
| 1982-10-17 | 9.0                 |
| 1982-10-18 | 9.7                 |
| 1982-10-19 | 9.7                 |
| 1982-10-20 | 10.0                |
| 1982-10-21 | 11.0                |
| 1982-10-22 | 10.0                |
| 1982-10-23 | 9.7                 |
| 1982-10-24 | 10.0                |
| 1982-10-25 | 11.0                |
| 1982-10-26 | 12.0                |
| 1982-10-27 | 14.0                |
| 1982-10-28 | 12.0                |
| 1982-10-29 | 12.0                |
| 1982-10-30 | 13.0                |
| 1982-10-31 | 14.0                |
| 1982-11-01 | 14.0                |
| 1982-11-02 | 12.0                |
| 1982-11-03 | 12.0                |
| 1982-11-04 | 11.0                |
| 1982-11-05 | 9.0                 |
| 1982-11-06 | 7.7                 |
| 1982-11-07 | 8.3                 |
| 1982-11-08 | 13.0                |
| 1982-11-09 | 15.0                |
| 1982-11-10 | 14.0                |
| 1982-11-11 | 17.0                |
| 1982-11-12 | 13.0                |
| 1982-11-13 | 12.0                |
| 1982-11-14 | 8.0                 |
| 1982-11-15 | 9.0                 |
| 1982-11-16 | 11.0                |
| 1982-11-17 | 12.0                |
| 1982-11-18 | 12.0                |
| 1982-11-19 | 11.0                |
| 1982-11-20 | 9.0                 |
| 1982-11-21 | 9.7                 |
| 1982-11-22 | 5.6                 |
| 1982-11-23 | 4.8                 |
| 1982-11-24 | 6.1                 |
| 1982-11-25 | 7.0                 |
| 1982-11-26 | 6.0                 |
| 1982-11-27 | 6.0                 |
| 1982-11-28 | 7.0                 |
| 1982-11-29 | 6.0                 |
| 1982-11-30 | 9.0                 |
| 1982-12-01 | 10.0                |
| 1982-12-02 | 10.0                |
| 1982-12-03 | 9.0                 |
| 1982-12-04 | 8.0                 |
| 1982-12-05 | 10.0                |
| 1982-12-06 | 8.0                 |
| 1982-12-07 | 7.5                 |
| 1982-12-08 | 9.0                 |
| 1982-12-09 | 9.5                 |
| 1982-12-10 | 10.0                |
| 1982-12-11 | 8.5                 |
| 1982-12-12 | 7.0                 |
| 1982-12-13 | 7.5                 |
| 1982-12-14 | 8.0                 |
| 1982-12-15 | 9.0                 |
| 1982-12-16 | 9.0                 |
| 1982-12-17 | 9.5                 |
| 1982-12-18 | 10.0                |
| 1982-12-19 | 9.0                 |
| 1982-12-20 | 8.0                 |
| 1982-12-21 | 9.0                 |
| 1982-12-22 | 10.0                |
| 1982-12-23 | 10.0                |
| 1982-12-24 | 7.5                 |
| 1982-12-25 | 6.0                 |
| 1982-12-26 | 4.4                 |
| 1982-12-27 | 4.9                 |
| 1982-12-28 | 5.6                 |
| 1982-12-29 | 4.4                 |
| 1982-12-30 | 3.2                 |
| 1982-12-31 | 3.6                 |
| 1983-01-01 | 4.2                 |
| 1983-01-02 | 3.8                 |
| 1983-01-03 | 4.8                 |
| 1983-01-04 | 5.6                 |
| 1983-01-05 | 9.0                 |
| 1983-01-06 | 7.8                 |
| 1983-01-07 | 7.8                 |
| 1983-01-08 | 8.4                 |
| 1983-01-09 | 7.6                 |
| 1983-01-10 | 7.2                 |
| 1983-01-11 | 6.8                 |
| 1983-01-12 | 6.2                 |
| 1983-01-13 | 6.2                 |
| 1983-01-14 | 6.6                 |
| 1983-01-15 | 6.6                 |
| 1983-01-16 | 7.2                 |
| 1983-01-17 | 7.8                 |
| 1983-01-18 | 8.6                 |
| 1983-01-19 | 6.8                 |
| 1983-01-20 | 7.6                 |
| 1983-01-21 | 7.4                 |
| 1983-01-22 | 6.8                 |
| 1983-01-23 | 7.8                 |
| 1983-01-24 | 7.2                 |
| 1983-01-25 | 7.8                 |
| 1983-01-26 | 7.8                 |
| 1983-01-27 | 7.4                 |
| 1983-01-28 | 7.8                 |
| 1983-01-29 | 7.0                 |
| 1983-01-30 | 7.8                 |
| 1983-01-31 | 7.8                 |
| 1983-02-01 | 6.0                 |
| 1983-02-02 | 4.5                 |
| 1983-02-03 | 3.5                 |
| 1983-02-04 | 4.5                 |
| 1983-02-05 | 5.0                 |
| 1983-02-06 | 4.0                 |
| 1983-02-07 | 4.5                 |
| 1983-02-08 | 5.0                 |
| 1983-02-09 | 6.5                 |
| 1983-02-10 | 5.5                 |
| 1983-02-11 | 5.0                 |
| 1983-02-12 | 4.8                 |
| 1983-02-13 | 5.5                 |
| 1983-02-14 | 6.0                 |
| 1983-02-15 | 4.5                 |
| 1983-02-16 | 5.0                 |
| 1983-02-17 | 4.8                 |
| 1983-02-18 | 5.0                 |
| 1983-02-19 | 6.5                 |
| 1983-02-20 | 5.0                 |
| 1983-02-21 | 4.6                 |
| 1983-02-22 | 4.6                 |
| 1983-02-23 | 4.8                 |
| 1983-02-24 | 5.0                 |
| 1983-02-25 | 7.0                 |
| 1983-02-26 | 6.5                 |
| 1983-02-27 | 6.0                 |
| 1983-02-28 | 6.0                 |
| 1983-03-01 | 7.0                 |
| 1983-03-02 | 8.0                 |
| 1983-03-03 | 9.0                 |
| 1983-03-04 | 9.0                 |
| 1983-03-05 | 9.0                 |
| 1983-03-06 | 8.0                 |
| 1983-03-07 | 7.5                 |
| 1983-03-08 | 8.0                 |
| 1983-03-09 | 8.0                 |
| 1983-03-10 | 8.0                 |
| 1983-03-11 | 9.0                 |
| 1983-03-12 | 10.0                |
| 1983-03-13 | 11.0                |
| 1983-03-14 | 11.0                |
| 1983-03-15 | 10.0                |
| 1983-03-16 | 9.0                 |
| 1983-03-17 | 10.0                |
| 1983-03-18 | 9.5                 |
| 1983-03-19 | 9.0                 |
| 1983-03-20 | 8.0                 |
| 1983-03-21 | 7.0                 |
| 1983-03-22 | 9.0                 |
| 1983-03-23 | 10.0                |
| 1983-03-24 | 9.0                 |
| 1983-03-25 | 10.0                |
| 1983-03-26 | 10.0                |
| 1983-03-27 | 9.0                 |
| 1983-03-28 | 10.0                |
| 1983-03-29 | 9.0                 |
| 1983-03-30 | 13.0                |
| 1983-03-31 | 15.0                |
| 1983-04-01 | 14.0                |
| 1983-04-02 | 13.0                |
| 1983-04-03 | 12.0                |
| 1983-04-04 | 11.0                |
| 1983-04-05 | 10.0                |
| 1983-04-06 | 12.0                |
| 1983-04-07 | 14.0                |
| 1983-04-08 | 17.0                |
| 1983-04-09 | 18.0                |
| 1983-04-10 | 19.0                |
| 1983-04-11 | 19.0                |
| 1983-04-12 | 18.0                |
| 1983-04-13 | 18.0                |
| 1983-04-14 | 18.0                |
| 1983-04-15 | 18.0                |
| 1983-04-16 | 21.0                |
| 1983-04-17 | 27.0                |
| 1983-04-18 | 38.0                |
| 1983-04-19 | 46.0                |
| 1983-04-20 | 64.0                |
| 1983-04-21 | 78.0                |
| 1983-04-22 | 83.0                |
| 1983-04-23 | 105.0               |
| 1983-04-24 | 128.0               |
| 1983-04-25 | 135.0               |
| 1983-04-26 | 121.0               |
| 1983-04-27 | 116.0               |
| 1983-04-28 | 116.0               |
| 1983-04-29 | 125.0               |
| 1983-04-30 | 121.0               |
| 1983-05-01 | 119.0               |
| 1983-05-02 | 125.0               |
| 1983-05-03 | 135.0               |
| 1983-05-04 | 142.0               |
| 1983-05-05 | 166.0               |
| 1983-05-06 | 174.0               |
| 1983-05-07 | 172.0               |
| 1983-05-08 | 202.0               |
| 1983-05-09 | 240.0               |
| 1983-05-10 | 240.0               |
| 1983-05-11 | 229.0               |
| 1983-05-12 | 210.0               |
| 1983-05-13 | 197.0               |
| 1983-05-14 | 189.0               |
| 1983-05-15 | 184.0               |
| 1983-05-16 | 182.0               |
| 1983-05-17 | 175.0               |
| 1983-05-18 | 178.0               |
| 1983-05-19 | 189.0               |
| 1983-05-20 | 194.0               |
| 1983-05-21 | 224.0               |
| 1983-05-22 | 309.0               |
| 1983-05-23 | 415.0               |
| 1983-05-24 | 542.0               |
| 1983-05-25 | 720.0               |
| 1983-05-26 | 899.0               |
| 1983-05-27 | 927.0               |
| 1983-05-28 | 903.0               |
| 1983-05-29 | 882.0               |
| 1983-05-30 | 746.0               |
| 1983-05-31 | 720.0               |
| 1983-06-01 | 605.0               |
| 1983-06-02 | 524.0               |
| 1983-06-03 | 445.0               |
| 1983-06-04 | 393.0               |
| 1983-06-05 | 365.0               |
| 1983-06-06 | 340.0               |
| 1983-06-07 | 316.0               |
| 1983-06-08 | 298.0               |
| 1983-06-09 | 274.0               |
| 1983-06-10 | 250.0               |
| 1983-06-11 | 233.0               |
| 1983-06-12 | 219.0               |
| 1983-06-13 | 199.0               |
| 1983-06-14 | 176.0               |
| 1983-06-15 | 159.0               |
| 1983-06-16 | 145.0               |
| 1983-06-17 | 134.0               |
| 1983-06-18 | 125.0               |
| 1983-06-19 | 118.0               |
| 1983-06-20 | 111.0               |
| 1983-06-21 | 103.0               |
| 1983-06-22 | 97.0                |
| 1983-06-23 | 93.0                |
| 1983-06-24 | 89.0                |
| 1983-06-25 | 85.0                |
| 1983-06-26 | 84.0                |
| 1983-06-27 | 81.0                |
| 1983-06-28 | 74.0                |
| 1983-06-29 | 70.0                |
| 1983-06-30 | 67.0                |
| 1983-07-01 | 63.0                |
| 1983-07-02 | 61.0                |
| 1983-07-03 | 60.0                |
| 1983-07-04 | 55.0                |
| 1983-07-05 | 52.0                |
| 1983-07-06 | 51.0                |
| 1983-07-07 | 50.0                |
| 1983-07-08 | 53.0                |
| 1983-07-09 | 54.0                |
| 1983-07-10 | 52.0                |
| 1983-07-11 | 44.0                |
| 1983-07-12 | 43.0                |
| 1983-07-13 | 42.0                |
| 1983-07-14 | 40.0                |
| 1983-07-15 | 36.0                |
| 1983-07-16 | 35.0                |
| 1983-07-17 | 33.0                |
| 1983-07-18 | 32.0                |
| 1983-07-19 | 30.0                |
| 1983-07-20 | 30.0                |
| 1983-07-21 | 30.0                |
| 1983-07-22 | 31.0                |
| 1983-07-23 | 33.0                |
| 1983-07-24 | 29.0                |
| 1983-07-25 | 30.0                |
| 1983-07-26 | 29.0                |
| 1983-07-27 | 78.0                |
| 1983-07-28 | 26.0                |
| 1983-07-29 | 25.0                |
| 1983-07-30 | 24.0                |
| 1983-07-31 | 26.0                |
| 1983-08-01 | 26.0                |
| 1983-08-02 | 24.0                |
| 1983-08-03 | 33.0                |
| 1983-08-04 | 24.0                |
| 1983-08-05 | 22.0                |
| 1983-08-06 | 22.0                |
| 1983-08-07 | 21.0                |
| 1983-08-08 | 20.0                |
| 1983-08-09 | 20.0                |
| 1983-08-10 | 23.0                |
| 1983-08-11 | 22.0                |
| 1983-08-12 | 110.0               |
| 1983-08-13 | 50.0                |
| 1983-08-14 | 27.0                |
| 1983-08-15 | 23.0                |
| 1983-08-16 | 21.0                |
| 1983-08-17 | 20.0                |
| 1983-08-18 | 18.0                |
| 1983-08-19 | 18.0                |
| 1983-08-20 | 17.0                |
| 1983-08-21 | 16.0                |
| 1983-08-22 | 15.0                |
| 1983-08-23 | 14.0                |
| 1983-08-24 | 13.0                |
| 1983-08-25 | 13.0                |
| 1983-08-26 | 13.0                |
| 1983-08-27 | 12.0                |
| 1983-08-28 | 12.0                |
| 1983-08-29 | 14.0                |
| 1983-08-30 | 12.0                |
| 1983-08-31 | 11.0                |
| 1983-09-01 | 11.0                |
| 1983-09-02 | 12.0                |
| 1983-09-03 | 11.0                |
| 1983-09-04 | 16.0                |
| 1983-09-05 | 12.0                |
| 1983-09-06 | 11.0                |
| 1983-09-07 | 10.0                |
| 1983-09-08 | 10.0                |
| 1983-09-09 | 10.0                |
| 1983-09-10 | 9.7                 |
| 1983-09-11 | 9.4                 |
| 1983-09-12 | 9.2                 |
| 1983-09-13 | 9.2                 |
| 1983-09-14 | 8.8                 |
| 1983-09-15 | 9.1                 |
| 1983-09-16 | 9.5                 |
| 1983-09-17 | 10.0                |
| 1983-09-18 | 9.2                 |
| 1983-09-19 | 9.1                 |
| 1983-09-20 | 9.7                 |
| 1983-09-21 | 12.0                |
| 1983-09-22 | 14.0                |
| 1983-09-23 | 17.0                |
| 1983-09-24 | 14.0                |
| 1983-09-25 | 11.0                |
| 1983-09-26 | 9.2                 |
| 1983-09-27 | 12.0                |
| 1983-09-28 | 10.0                |
| 1983-09-29 | 9.6                 |
| 1983-09-30 | 12.0                |
| 1983-10-01 | 23.0                |
| 1983-10-02 | 18.0                |
| 1983-10-03 | 16.0                |
| 1983-10-04 | 13.0                |
| 1983-10-05 | 12.0                |
| 1983-10-06 | 11.0                |
| 1983-10-07 | 11.0                |
| 1983-10-08 | 11.0                |
| 1983-10-09 | 11.0                |
| 1983-10-10 | 10.0                |
| 1983-10-11 | 9.6                 |
| 1983-10-12 | 9.2                 |
| 1983-10-13 | 8.9                 |
| 1983-10-14 | 9.8                 |
| 1983-10-15 | 9.2                 |
| 1983-10-16 | 9.1                 |
| 1983-10-17 | 8.6                 |
| 1983-10-18 | 8.9                 |
| 1983-10-19 | 8.3                 |
| 1983-10-20 | 8.3                 |
| 1983-10-21 | 8.8                 |
| 1983-10-22 | 8.4                 |
| 1983-10-23 | 8.5                 |
| 1983-10-24 | 9.0                 |
| 1983-10-25 | 7.3                 |
| 1983-10-26 | 7.2                 |
| 1983-10-27 | 6.9                 |
| 1983-10-28 | 6.9                 |
| 1983-10-29 | 6.9                 |
| 1983-10-30 | 7.0                 |
| 1983-10-31 | 9.1                 |
| 1983-11-01 | 9.4                 |
| 1983-11-02 | 7.8                 |
| 1983-11-03 | 7.4                 |
| 1983-11-04 | 7.4                 |
| 1983-11-05 | 7.5                 |
| 1983-11-06 | 7.7                 |
| 1983-11-07 | 8.0                 |
| 1983-11-08 | 8.3                 |
| 1983-11-09 | 6.2                 |
| 1983-11-10 | 7.0                 |
| 1983-11-11 | 6.8                 |
| 1983-11-12 | 6.9                 |
| 1983-11-13 | 7.7                 |
| 1983-11-14 | 7.6                 |
| 1983-11-15 | 7.8                 |
| 1983-11-16 | 8.1                 |
| 1983-11-17 | 7.9                 |
| 1983-11-18 | 8.4                 |
| 1983-11-19 | 8.6                 |
| 1983-11-20 | 8.6                 |
| 1983-11-21 | 8.5                 |
| 1983-11-22 | 8.5                 |
| 1983-11-23 | 8.5                 |
| 1983-11-24 | 8.5                 |
| 1983-11-25 | 8.5                 |
| 1983-11-26 | 8.0                 |
| 1983-11-27 | 7.5                 |
| 1983-11-28 | 7.5                 |
| 1983-11-29 | 8.0                 |
| 1983-11-30 | 8.5                 |
| 1983-12-01 | 8.5                 |
| 1983-12-02 | 8.5                 |
| 1983-12-03 | 8.5                 |
| 1983-12-04 | 8.0                 |
| 1983-12-05 | 8.0                 |
| 1983-12-06 | 8.5                 |
| 1983-12-07 | 8.5                 |
| 1983-12-08 | 8.5                 |
| 1983-12-09 | 8.5                 |
| 1983-12-10 | 8.5                 |
| 1983-12-11 | 8.5                 |
| 1983-12-12 | 8.5                 |
| 1983-12-13 | 8.0                 |
| 1983-12-14 | 8.0                 |
| 1983-12-15 | 8.5                 |
| 1983-12-16 | 8.5                 |
| 1983-12-17 | 8.5                 |
| 1983-12-18 | 8.5                 |
| 1983-12-19 | 8.0                 |
| 1983-12-20 | 7.5                 |
| 1983-12-21 | 7.5                 |
| 1983-12-22 | 7.5                 |
| 1983-12-23 | 7.5                 |
| 1983-12-24 | 8.0                 |
| 1983-12-25 | 8.0                 |
| 1983-12-26 | 8.0                 |
| 1983-12-27 | 8.0                 |
| 1983-12-28 | 8.0                 |
| 1983-12-29 | 8.0                 |
| 1983-12-30 | 8.0                 |
| 1983-12-31 | 8.0                 |
| 1984-01-01 | 7.5                 |
| 1984-01-02 | 7.5                 |
| 1984-01-03 | 7.5                 |
| 1984-01-04 | 8.0                 |
| 1984-01-05 | 7.5                 |
| 1984-01-06 | 7.5                 |
| 1984-01-07 | 7.5                 |
| 1984-01-08 | 7.5                 |
| 1984-01-09 | 8.0                 |
| 1984-01-10 | 8.0                 |
| 1984-01-11 | 7.8                 |
| 1984-01-12 | 7.5                 |
| 1984-01-13 | 7.0                 |
| 1984-01-14 | 6.8                 |
| 1984-01-15 | 6.5                 |
| 1984-01-16 | 6.2                 |
| 1984-01-17 | 6.0                 |
| 1984-01-18 | 6.0                 |
| 1984-01-19 | 6.5                 |
| 1984-01-20 | 7.0                 |
| 1984-01-21 | 7.5                 |
| 1984-01-22 | 7.8                 |
| 1984-01-23 | 8.0                 |
| 1984-01-24 | 8.2                 |
| 1984-01-25 | 8.8                 |
| 1984-01-26 | 9.0                 |
| 1984-01-27 | 9.0                 |
| 1984-01-28 | 9.0                 |
| 1984-01-29 | 9.0                 |
| 1984-01-30 | 9.0                 |
| 1984-01-31 | 9.0                 |
| 1984-02-01 | 9.0                 |
| 1984-02-02 | 9.0                 |
| 1984-02-03 | 9.0                 |
| 1984-02-04 | 9.0                 |
| 1984-02-05 | 9.0                 |
| 1984-02-06 | 9.0                 |
| 1984-02-07 | 9.0                 |
| 1984-02-08 | 9.0                 |
| 1984-02-09 | 9.5                 |
| 1984-02-10 | 10.0                |
| 1984-02-11 | 11.0                |
| 1984-02-12 | 11.0                |
| 1984-02-13 | 11.0                |
| 1984-02-14 | 10.0                |
| 1984-02-15 | 10.0                |
| 1984-02-16 | 10.0                |
| 1984-02-17 | 10.0                |
| 1984-02-18 | 10.0                |
| 1984-02-19 | 10.0                |
| 1984-02-20 | 10.0                |
| 1984-02-21 | 10.0                |
| 1984-02-22 | 10.0                |
| 1984-02-23 | 10.0                |
| 1984-02-24 | 10.0                |
| 1984-02-25 | 10.0                |
| 1984-02-26 | 10.0                |
| 1984-02-27 | 10.0                |
| 1984-02-28 | 11.0                |
| 1984-02-29 | 11.0                |
| 1984-03-01 | 11.0                |
| 1984-03-02 | 11.0                |
| 1984-03-03 | 11.0                |
| 1984-03-04 | 11.0                |
| 1984-03-05 | 11.0                |
| 1984-03-06 | 12.0                |
| 1984-03-07 | 13.0                |
| 1984-03-08 | 14.0                |
| 1984-03-09 | 15.0                |
| 1984-03-10 | 15.0                |
| 1984-03-11 | 15.0                |
| 1984-03-12 | 15.0                |
| 1984-03-13 | 15.0                |
| 1984-03-14 | 15.0                |
| 1984-03-15 | 15.0                |
| 1984-03-16 | 15.0                |
| 1984-03-17 | 14.0                |
| 1984-03-18 | 13.0                |
| 1984-03-19 | 13.0                |
| 1984-03-20 | 13.0                |
| 1984-03-21 | 13.0                |
| 1984-03-22 | 14.0                |
| 1984-03-23 | 14.0                |
| 1984-03-24 | 14.0                |
| 1984-03-25 | 15.0                |
| 1984-03-26 | 15.0                |
| 1984-03-27 | 21.0                |
| 1984-03-28 | 19.0                |
| 1984-03-29 | 17.0                |
| 1984-03-30 | 15.0                |
| 1984-03-31 | 17.0                |
| 1984-04-01 | 15.0                |
| 1984-04-02 | 15.0                |
| 1984-04-03 | 15.0                |
| 1984-04-04 | 16.0                |
| 1984-04-05 | 16.0                |
| 1984-04-06 | 19.0                |
| 1984-04-07 | 24.0                |
| 1984-04-08 | 33.0                |
| 1984-04-09 | 27.0                |
| 1984-04-10 | 24.0                |
| 1984-04-11 | 25.0                |
| 1984-04-12 | 25.0                |
| 1984-04-13 | 26.0                |
| 1984-04-14 | 31.0                |
| 1984-04-15 | 38.0                |
| 1984-04-16 | 60.0                |
| 1984-04-17 | 93.0                |
| 1984-04-18 | 126.0               |
| 1984-04-19 | 138.0               |
| 1984-04-20 | 111.0               |
| 1984-04-21 | 96.0                |
| 1984-04-22 | 97.0                |
| 1984-04-23 | 116.0               |
| 1984-04-24 | 152.0               |
| 1984-04-25 | 180.0               |
| 1984-04-26 | 182.0               |
| 1984-04-27 | 164.0               |
| 1984-04-28 | 148.0               |
| 1984-04-29 | 139.0               |
| 1984-04-30 | 133.0               |
| 1984-05-01 | 132.0               |
| 1984-05-02 | 145.0               |
| 1984-05-03 | 159.0               |
| 1984-05-04 | 171.0               |
| 1984-05-05 | 192.0               |
| 1984-05-06 | 199.0               |
| 1984-05-07 | 195.0               |
| 1984-05-08 | 217.0               |
| 1984-05-09 | 286.0               |
| 1984-05-10 | 383.0               |
| 1984-05-11 | 493.0               |
| 1984-05-12 | 625.0               |
| 1984-05-13 | 732.0               |
| 1984-05-14 | 785.0               |
| 1984-05-15 | 823.0               |
| 1984-05-16 | 824.0               |
| 1984-05-17 | 724.0               |
| 1984-05-18 | 627.0               |
| 1984-05-19 | 587.0               |
| 1984-05-20 | 564.0               |
| 1984-05-21 | 564.0               |
| 1984-05-22 | 535.0               |
| 1984-05-23 | 483.0               |
| 1984-05-24 | 441.0               |
| 1984-05-25 | 394.0               |
| 1984-05-26 | 350.0               |
| 1984-05-27 | 312.0               |
| 1984-05-28 | 275.0               |
| 1984-05-29 | 244.0               |
| 1984-05-30 | 222.0               |
| 1984-05-31 | 205.0               |
| 1984-06-01 | 187.0               |
| 1984-06-02 | 168.0               |
| 1984-06-03 | 156.0               |
| 1984-06-04 | 146.0               |
| 1984-06-05 | 147.0               |
| 1984-06-06 | 165.0               |
| 1984-06-07 | 166.0               |
| 1984-06-08 | 149.0               |
| 1984-06-09 | 141.0               |
| 1984-06-10 | 139.0               |
| 1984-06-11 | 133.0               |
| 1984-06-12 | 127.0               |
| 1984-06-13 | 122.0               |
| 1984-06-14 | 115.0               |
| 1984-06-15 | 110.0               |
| 1984-06-16 | 106.0               |
| 1984-06-17 | 100.0               |
| 1984-06-18 | 94.0                |
| 1984-06-19 | 90.0                |
| 1984-06-20 | 85.0                |
| 1984-06-21 | 81.0                |
| 1984-06-22 | 76.0                |
| 1984-06-23 | 73.0                |
| 1984-06-24 | 69.0                |
| 1984-06-25 | 66.0                |
| 1984-06-26 | 68.0                |
| 1984-06-27 | 61.0                |
| 1984-06-28 | 58.0                |
| 1984-06-29 | 55.0                |
| 1984-06-30 | 55.0                |
| 1984-07-01 | 52.0                |
| 1984-07-02 | 48.0                |
| 1984-07-03 | 46.0                |
| 1984-07-04 | 44.0                |
| 1984-07-05 | 42.0                |
| 1984-07-06 | 40.0                |
| 1984-07-07 | 39.0                |
| 1984-07-08 | 38.0                |
| 1984-07-09 | 37.0                |
| 1984-07-10 | 37.0                |
| 1984-07-11 | 34.0                |
| 1984-07-12 | 33.0                |
| 1984-07-13 | 33.0                |
| 1984-07-14 | 32.0                |
| 1984-07-15 | 31.0                |
| 1984-07-16 | 29.0                |
| 1984-07-17 | 28.0                |
| 1984-07-18 | 27.0                |
| 1984-07-19 | 26.0                |
| 1984-07-20 | 26.0                |
| 1984-07-21 | 26.0                |
| 1984-07-22 | 28.0                |
| 1984-07-23 | 29.0                |
| 1984-07-24 | 26.0                |
| 1984-07-25 | 26.0                |
| 1984-07-26 | 29.0                |
| 1984-07-27 | 26.0                |
| 1984-07-28 | 24.0                |
| 1984-07-29 | 38.0                |
| 1984-07-30 | 36.0                |
| 1984-07-31 | 36.0                |
| 1984-08-01 | 33.0                |
| 1984-08-02 | 30.0                |
| 1984-08-03 | 28.0                |
| 1984-08-04 | 32.0                |
| 1984-08-05 | 27.0                |
| 1984-08-06 | 25.0                |
| 1984-08-07 | 23.0                |
| 1984-08-08 | 22.0                |
| 1984-08-09 | 21.0                |
| 1984-08-10 | 20.0                |
| 1984-08-11 | 20.0                |
| 1984-08-12 | 22.0                |
| 1984-08-13 | 21.0                |
| 1984-08-14 | 22.0                |
| 1984-08-15 | 21.0                |
| 1984-08-16 | 25.0                |
| 1984-08-17 | 21.0                |
| 1984-08-18 | 20.0                |
| 1984-08-19 | 22.0                |
| 1984-08-20 | 34.0                |
| 1984-08-21 | 23.0                |
| 1984-08-22 | 19.0                |
| 1984-08-23 | 18.0                |
| 1984-08-24 | 17.0                |
| 1984-08-25 | 15.0                |
| 1984-08-26 | 14.0                |
| 1984-08-27 | 13.0                |
| 1984-08-28 | 12.0                |
| 1984-08-29 | 12.0                |
| 1984-08-30 | 11.0                |
| 1984-08-31 | 11.0                |
| 1984-09-01 | 11.0                |
| 1984-09-02 | 11.0                |
| 1984-09-03 | 11.0                |
| 1984-09-04 | 10.0                |
| 1984-09-05 | 10.0                |
| 1984-09-06 | 9.8                 |
| 1984-09-07 | 9.4                 |
| 1984-09-08 | 9.6                 |
| 1984-09-09 | 9.6                 |
| 1984-09-10 | 9.4                 |
| 1984-09-11 | 10.0                |
| 1984-09-12 | 12.0                |
| 1984-09-13 | 10.0                |
| 1984-09-14 | 9.4                 |
| 1984-09-15 | 9.3                 |
| 1984-09-16 | 10.0                |
| 1984-09-17 | 9.2                 |
| 1984-09-18 | 8.7                 |
| 1984-09-19 | 8.7                 |
| 1984-09-20 | 11.0                |
| 1984-09-21 | 15.0                |
| 1984-09-22 | 11.0                |
| 1984-09-23 | 9.4                 |
| 1984-09-24 | 9.7                 |
| 1984-09-25 | 9.8                 |
| 1984-09-26 | 9.0                 |
| 1984-09-27 | 8.9                 |
| 1984-09-28 | 8.8                 |
| 1984-09-29 | 8.7                 |
| 1984-09-30 | 8.8                 |
| 1984-10-01 | 10.0                |
| 1984-10-02 | 17.0                |
| 1984-10-03 | 18.0                |
| 1984-10-04 | 14.0                |
| 1984-10-05 | 13.0                |
| 1984-10-06 | 12.0                |
| 1984-10-07 | 11.0                |
| 1984-10-08 | 11.0                |
| 1984-10-09 | 11.0                |
| 1984-10-10 | 11.0                |
| 1984-10-11 | 11.0                |
| 1984-10-12 | 13.0                |
| 1984-10-13 | 11.0                |
| 1984-10-14 | 12.0                |
| 1984-10-15 | 11.0                |
| 1984-10-16 | 11.0                |
| 1984-10-17 | 12.0                |
| 1984-10-18 | 12.0                |
| 1984-10-19 | 13.0                |
| 1984-10-20 | 12.0                |
| 1984-10-21 | 12.0                |
| 1984-10-22 | 10.0                |
| 1984-10-23 | 11.0                |
| 1984-10-24 | 11.0                |
| 1984-10-25 | 12.0                |
| 1984-10-26 | 11.0                |
| 1984-10-27 | 12.0                |
| 1984-10-28 | 12.0                |
| 1984-10-29 | 11.0                |
| 1984-10-30 | 9.9                 |
| 1984-10-31 | 11.0                |
| 1984-11-01 | 9.6                 |
| 1984-11-02 | 9.5                 |
| 1984-11-03 | 11.0                |
| 1984-11-04 | 9.8                 |
| 1984-11-05 | 8.8                 |
| 1984-11-06 | 9.8                 |
| 1984-11-07 | 9.7                 |
| 1984-11-08 | 9.9                 |
| 1984-11-09 | 8.9                 |
| 1984-11-10 | 8.5                 |
| 1984-11-11 | 8.7                 |
| 1984-11-12 | 8.8                 |
| 1984-11-13 | 8.4                 |
| 1984-11-14 | 9.5                 |
| 1984-11-15 | 9.0                 |
| 1984-11-16 | 9.4                 |
| 1984-11-17 | 9.6                 |
| 1984-11-18 | 9.0                 |
| 1984-11-19 | 9.6                 |
| 1984-11-20 | 8.8                 |
| 1984-11-21 | 8.8                 |
| 1984-11-22 | 8.8                 |
| 1984-11-23 | 9.4                 |
| 1984-11-24 | 8.4                 |
| 1984-11-25 | 6.7                 |
| 1984-11-26 | 6.4                 |
| 1984-11-27 | 6.0                 |
| 1984-11-28 | 6.4                 |
| 1984-11-29 | 6.4                 |
| 1984-11-30 | 7.0                 |
| 1984-12-01 | 6.8                 |
| 1984-12-02 | 6.2                 |
| 1984-12-03 | 6.4                 |
| 1984-12-04 | 6.2                 |
| 1984-12-05 | 6.2                 |
| 1984-12-06 | 6.4                 |
| 1984-12-07 | 6.6                 |
| 1984-12-08 | 6.8                 |
| 1984-12-09 | 7.0                 |
| 1984-12-10 | 7.0                 |
| 1984-12-11 | 6.8                 |
| 1984-12-12 | 6.6                 |
| 1984-12-13 | 6.4                 |
| 1984-12-14 | 6.2                 |
| 1984-12-15 | 6.0                 |
| 1984-12-16 | 6.4                 |
| 1984-12-17 | 5.8                 |
| 1984-12-18 | 6.4                 |
| 1984-12-19 | 6.4                 |
| 1984-12-20 | 7.1                 |
| 1984-12-21 | 6.4                 |
| 1984-12-22 | 5.8                 |
| 1984-12-23 | 6.0                 |
| 1984-12-24 | 6.6                 |
| 1984-12-25 | 5.8                 |
| 1984-12-26 | 5.8                 |
| 1984-12-27 | 6.8                 |
| 1984-12-28 | 7.0                 |
| 1984-12-29 | 6.8                 |
| 1984-12-30 | 6.2                 |
| 1984-12-31 | 6.6                 |
| 1985-01-01 | 6.6                 |
| 1985-01-02 | 5.8                 |
| 1985-01-03 | 5.6                 |
| 1985-01-04 | 6.0                 |
| 1985-01-05 | 6.0                 |
| 1985-01-06 | 7.0                 |
| 1985-01-07 | 7.4                 |
| 1985-01-08 | 7.6                 |
| 1985-01-09 | 7.2                 |
| 1985-01-10 | 6.2                 |
| 1985-01-11 | 6.4                 |
| 1985-01-12 | 6.6                 |
| 1985-01-13 | 5.8                 |
| 1985-01-14 | 6.0                 |
| 1985-01-15 | 6.0                 |
| 1985-01-16 | 6.2                 |
| 1985-01-17 | 6.2                 |
| 1985-01-18 | 6.2                 |
| 1985-01-19 | 6.2                 |
| 1985-01-20 | 7.6                 |
| 1985-01-21 | 7.4                 |
| 1985-01-22 | 7.0                 |
| 1985-01-23 | 7.0                 |
| 1985-01-24 | 7.6                 |
| 1985-01-25 | 8.5                 |
| 1985-01-26 | 10.0                |
| 1985-01-27 | 11.0                |
| 1985-01-28 | 10.0                |
| 1985-01-29 | 10.0                |
| 1985-01-30 | 7.5                 |
| 1985-01-31 | 5.5                 |
| 1985-02-01 | 5.4                 |
| 1985-02-02 | 5.8                 |
| 1985-02-03 | 6.2                 |
| 1985-02-04 | 6.4                 |
| 1985-02-05 | 5.6                 |
| 1985-02-06 | 6.0                 |
| 1985-02-07 | 6.4                 |
| 1985-02-08 | 6.7                 |
| 1985-02-09 | 6.0                 |
| 1985-02-10 | 5.4                 |
| 1985-02-11 | 5.6                 |
| 1985-02-12 | 5.6                 |
| 1985-02-13 | 5.8                 |
| 1985-02-14 | 6.0                 |
| 1985-02-15 | 5.8                 |
| 1985-02-16 | 5.6                 |
| 1985-02-17 | 6.0                 |
| 1985-02-18 | 6.0                 |
| 1985-02-19 | 6.4                 |
| 1985-02-20 | 7.0                 |
| 1985-02-21 | 7.5                 |
| 1985-02-22 | 7.4                 |
| 1985-02-23 | 7.1                 |
| 1985-02-24 | 6.8                 |
| 1985-02-25 | 6.8                 |
| 1985-02-26 | 6.6                 |
| 1985-02-27 | 6.9                 |
| 1985-02-28 | 7.8                 |
| 1985-03-01 | 7.8                 |
| 1985-03-02 | 8.2                 |
| 1985-03-03 | 7.6                 |
| 1985-03-04 | 7.6                 |
| 1985-03-05 | 9.0                 |
| 1985-03-06 | 11.0                |
| 1985-03-07 | 11.0                |
| 1985-03-08 | 12.0                |
| 1985-03-09 | 14.0                |
| 1985-03-10 | 16.0                |
| 1985-03-11 | 17.0                |
| 1985-03-12 | 17.0                |
| 1985-03-13 | 15.0                |
| 1985-03-14 | 13.0                |
| 1985-03-15 | 14.0                |
| 1985-03-16 | 15.0                |
| 1985-03-17 | 15.0                |
| 1985-03-18 | 17.0                |
| 1985-03-19 | 26.0                |
| 1985-03-20 | 33.0                |
| 1985-03-21 | 29.0                |
| 1985-03-22 | 30.0                |
| 1985-03-23 | 30.0                |
| 1985-03-24 | 29.0                |
| 1985-03-25 | 35.0                |
| 1985-03-26 | 32.0                |
| 1985-03-27 | 29.0                |
| 1985-03-28 | 29.0                |
| 1985-03-29 | 26.0                |
| 1985-03-30 | 28.0                |
| 1985-03-31 | 24.0                |
| 1985-04-01 | 26.0                |
| 1985-04-02 | 39.0                |
| 1985-04-03 | 57.0                |
| 1985-04-04 | 80.0                |
| 1985-04-05 | 83.0                |
| 1985-04-06 | 95.0                |
| 1985-04-07 | 109.0               |
| 1985-04-08 | 125.0               |
| 1985-04-09 | 143.0               |
| 1985-04-10 | 160.0               |
| 1985-04-11 | 172.0               |
| 1985-04-12 | 188.0               |
| 1985-04-13 | 194.0               |
| 1985-04-14 | 203.0               |
| 1985-04-15 | 219.0               |
| 1985-04-16 | 234.0               |
| 1985-04-17 | 247.0               |
| 1985-04-18 | 257.0               |
| 1985-04-19 | 257.0               |
| 1985-04-20 | 237.0               |
| 1985-04-21 | 215.0               |
| 1985-04-22 | 194.0               |
| 1985-04-23 | 176.0               |
| 1985-04-24 | 167.0               |
| 1985-04-25 | 167.0               |
| 1985-04-26 | 163.0               |
| 1985-04-27 | 156.0               |
| 1985-04-28 | 154.0               |
| 1985-04-29 | 163.0               |
| 1985-04-30 | 189.0               |
| 1985-05-01 | 215.0               |
| 1985-05-02 | 246.0               |
| 1985-05-03 | 284.0               |
| 1985-05-04 | 298.0               |
| 1985-05-05 | 293.0               |
| 1985-05-06 | 279.0               |
| 1985-05-07 | 263.0               |
| 1985-05-08 | 255.0               |
| 1985-05-09 | 240.0               |
| 1985-05-10 | 242.0               |
| 1985-05-11 | 231.0               |
| 1985-05-12 | 207.0               |
| 1985-05-13 | 187.0               |
| 1985-05-14 | 174.0               |
| 1985-05-15 | 166.0               |
| 1985-05-16 | 160.0               |
| 1985-05-17 | 157.0               |
| 1985-05-18 | 154.0               |
| 1985-05-19 | 152.0               |
| 1985-05-20 | 148.0               |
| 1985-05-21 | 143.0               |
| 1985-05-22 | 132.0               |
| 1985-05-23 | 124.0               |
| 1985-05-24 | 118.0               |
| 1985-05-25 | 112.0               |
| 1985-05-26 | 106.0               |
| 1985-05-27 | 99.0                |
| 1985-05-28 | 93.0                |
| 1985-05-29 | 87.0                |
| 1985-05-30 | 82.0                |
| 1985-05-31 | 79.0                |
| 1985-06-01 | 77.0                |
| 1985-06-02 | 71.0                |
| 1985-06-03 | 67.0                |
| 1985-06-04 | 63.0                |
| 1985-06-05 | 59.0                |
| 1985-06-06 | 56.0                |
| 1985-06-07 | 53.0                |
| 1985-06-08 | 51.0                |
| 1985-06-09 | 49.0                |
| 1985-06-10 | 48.0                |
| 1985-06-11 | 45.0                |
| 1985-06-12 | 44.0                |
| 1985-06-13 | 42.0                |
| 1985-06-14 | 40.0                |
| 1985-06-15 | 39.0                |
| 1985-06-16 | 37.0                |
| 1985-06-17 | 36.0                |
| 1985-06-18 | 34.0                |
| 1985-06-19 | 34.0                |
| 1985-06-20 | 32.0                |
| 1985-06-21 | 31.0                |
| 1985-06-22 | 30.0                |
| 1985-06-23 | 29.0                |
| 1985-06-24 | 30.0                |
| 1985-06-25 | 36.0                |
| 1985-06-26 | 33.0                |
| 1985-06-27 | 29.0                |
| 1985-06-28 | 26.0                |
| 1985-06-29 | 24.0                |
| 1985-06-30 | 24.0                |
| 1985-07-01 | 23.0                |
| 1985-07-02 | 22.0                |
| 1985-07-03 | 20.0                |
| 1985-07-04 | 20.0                |
| 1985-07-05 | 19.0                |
| 1985-07-06 | 18.0                |
| 1985-07-07 | 19.0                |
| 1985-07-08 | 18.0                |
| 1985-07-09 | 17.0                |
| 1985-07-10 | 17.0                |
| 1985-07-11 | 17.0                |
| 1985-07-12 | 17.0                |
| 1985-07-13 | 17.0                |
| 1985-07-14 | 15.0                |
| 1985-07-15 | 14.0                |
| 1985-07-16 | 13.0                |
| 1985-07-17 | 14.0                |
| 1985-07-18 | 15.0                |
| 1985-07-19 | 15.0                |
| 1985-07-20 | 15.0                |
| 1985-07-21 | 19.0                |
| 1985-07-22 | 20.0                |
| 1985-07-23 | 22.0                |
| 1985-07-24 | 16.0                |
| 1985-07-25 | 14.0                |
| 1985-07-26 | 12.0                |
| 1985-07-27 | 12.0                |
| 1985-07-28 | 14.0                |
| 1985-07-29 | 14.0                |
| 1985-07-30 | 13.0                |
| 1985-07-31 | 12.0                |
| 1985-08-01 | 11.0                |
| 1985-08-02 | 10.0                |
| 1985-08-03 | 9.7                 |
| 1985-08-04 | 9.4                 |
| 1985-08-05 | 9.1                 |
| 1985-08-06 | 8.5                 |
| 1985-08-07 | 7.9                 |
| 1985-08-08 | 7.9                 |
| 1985-08-09 | 7.6                 |
| 1985-08-10 | 7.7                 |
| 1985-08-11 | 7.2                 |
| 1985-08-12 | 7.3                 |
| 1985-08-13 | 7.3                 |
| 1985-08-14 | 7.1                 |
| 1985-08-15 | 6.7                 |
| 1985-08-16 | 6.4                 |
| 1985-08-17 | 6.2                 |
| 1985-08-18 | 6.5                 |
| 1985-08-19 | 6.3                 |
| 1985-08-20 | 6.1                 |
| 1985-08-21 | 5.8                 |
| 1985-08-22 | 5.8                 |
| 1985-08-23 | 5.8                 |
| 1985-08-24 | 6.1                 |
| 1985-08-25 | 6.3                 |
| 1985-08-26 | 6.5                 |
| 1985-08-27 | 6.7                 |
| 1985-08-28 | 6.7                 |
| 1985-08-29 | 6.1                 |
| 1985-08-30 | 5.8                 |
| 1985-08-31 | 5.4                 |
| 1985-09-01 | 6.1                 |
| 1985-09-02 | 6.7                 |
| 1985-09-03 | 8.0                 |
| 1985-09-04 | 7.4                 |
| 1985-09-05 | 7.3                 |
| 1985-09-06 | 7.9                 |
| 1985-09-07 | 8.9                 |
| 1985-09-08 | 6.6                 |
| 1985-09-09 | 5.4                 |
| 1985-09-10 | 5.0                 |
| 1985-09-11 | 7.8                 |
| 1985-09-12 | 9.7                 |
| 1985-09-13 | 6.4                 |
| 1985-09-14 | 5.9                 |
| 1985-09-15 | 5.5                 |
| 1985-09-16 | 5.5                 |
| 1985-09-17 | 5.1                 |
| 1985-09-18 | 5.9                 |
| 1985-09-19 | 12.0                |
| 1985-09-20 | 6.9                 |
| 1985-09-21 | 6.0                 |
| 1985-09-22 | 5.9                 |
| 1985-09-23 | 5.3                 |
| 1985-09-24 | 5.0                 |
| 1985-09-25 | 4.9                 |
| 1985-09-26 | 4.9                 |
| 1985-09-27 | 5.0                 |
| 1985-09-28 | 4.8                 |
| 1985-09-29 | 4.5                 |
| 1985-09-30 | 4.8                 |
| 1985-10-01 | 4.6                 |
| 1985-10-02 | 5.1                 |
| 1985-10-03 | 5.4                 |
| 1985-10-04 | 5.3                 |
| 1985-10-05 | 5.5                 |
| 1985-10-06 | 5.7                 |
| 1985-10-07 | 12.0                |
| 1985-10-08 | 9.1                 |
| 1985-10-09 | 8.6                 |
| 1985-10-10 | 7.8                 |
| 1985-10-11 | 7.2                 |
| 1985-10-12 | 7.1                 |
| 1985-10-13 | 8.3                 |
| 1985-10-14 | 7.1                 |
| 1985-10-15 | 6.9                 |
| 1985-10-16 | 6.9                 |
| 1985-10-17 | 7.2                 |
| 1985-10-18 | 7.3                 |
| 1985-10-19 | 6.1                 |
| 1985-10-20 | 6.0                 |
| 1985-10-21 | 6.9                 |
| 1985-10-22 | 7.1                 |
| 1985-10-23 | 6.7                 |
| 1985-10-24 | 6.3                 |
| 1985-10-25 | 6.1                 |
| 1985-10-26 | 6.0                 |
| 1985-10-27 | 5.9                 |
| 1985-10-28 | 5.9                 |
| 1985-10-29 | 5.7                 |
| 1985-10-30 | 6.1                 |
| 1985-10-31 | 6.2                 |
| 1985-11-01 | 5.7                 |
| 1985-11-02 | 6.1                 |
| 1985-11-03 | 5.9                 |
| 1985-11-04 | 6.2                 |
| 1985-11-05 | 7.1                 |
| 1985-11-06 | 6.2                 |
| 1985-11-07 | 5.2                 |
| 1985-11-08 | 5.9                 |
| 1985-11-09 | 6.4                 |
| 1985-11-10 | 6.3                 |
| 1985-11-11 | 6.4                 |
| 1985-11-12 | 6.5                 |
| 1985-11-13 | 6.4                 |
| 1985-11-14 | 6.4                 |
| 1985-11-15 | 6.4                 |
| 1985-11-16 | 6.5                 |
| 1985-11-17 | 6.6                 |
| 1985-11-18 | 6.6                 |
| 1985-11-19 | 6.5                 |
| 1985-11-20 | 6.3                 |
| 1985-11-21 | 6.6                 |
| 1985-11-22 | 6.6                 |
| 1985-11-23 | 6.7                 |
| 1985-11-24 | 6.9                 |
| 1985-11-25 | 7.0                 |
| 1985-11-26 | 6.9                 |
| 1985-11-27 | 6.9                 |
| 1985-11-28 | 6.9                 |
| 1985-11-29 | 6.9                 |
| 1985-11-30 | 6.5                 |
| 1985-12-01 | 6.3                 |
| 1985-12-02 | 6.3                 |
| 1985-12-03 | 6.4                 |
| 1985-12-04 | 6.4                 |
| 1985-12-05 | 6.7                 |
| 1985-12-06 | 6.3                 |
| 1985-12-07 | 5.8                 |
| 1985-12-08 | 6.0                 |
| 1985-12-09 | 5.9                 |
| 1985-12-10 | 5.9                 |
| 1985-12-11 | 5.3                 |
| 1985-12-12 | 5.0                 |
| 1985-12-13 | 5.0                 |
| 1985-12-14 | 5.0                 |
| 1985-12-15 | 5.2                 |
| 1985-12-16 | 4.9                 |
| 1985-12-17 | 4.9                 |
| 1985-12-18 | 5.0                 |
| 1985-12-19 | 5.0                 |
| 1985-12-20 | 5.0                 |
| 1985-12-21 | 4.7                 |
| 1985-12-22 | 4.7                 |
| 1985-12-23 | 4.7                 |
| 1985-12-24 | 4.9                 |
| 1985-12-25 | 4.9                 |
| 1985-12-26 | 4.6                 |
| 1985-12-27 | 4.6                 |
| 1985-12-28 | 4.9                 |
| 1985-12-29 | 5.0                 |
| 1985-12-30 | 5.0                 |
| 1985-12-31 | 5.0                 |
| 1986-01-01 | 4.8                 |
| 1986-01-02 | 5.0                 |
| 1986-01-03 | 5.0                 |
| 1986-01-04 | 5.4                 |
| 1986-01-05 | 5.3                 |
| 1986-01-06 | 5.3                 |
| 1986-01-07 | 5.0                 |
| 1986-01-08 | 5.0                 |
| 1986-01-09 | 5.0                 |
| 1986-01-10 | 5.3                 |
| 1986-01-11 | 5.3                 |
| 1986-01-12 | 5.3                 |
| 1986-01-13 | 5.1                 |
| 1986-01-14 | 5.1                 |
| 1986-01-15 | 5.4                 |
| 1986-01-16 | 5.4                 |
| 1986-01-17 | 5.6                 |
| 1986-01-18 | 5.6                 |
| 1986-01-19 | 5.9                 |
| 1986-01-20 | 5.7                 |
| 1986-01-21 | 5.6                 |
| 1986-01-22 | 5.3                 |
| 1986-01-23 | 5.5                 |
| 1986-01-24 | 5.7                 |
| 1986-01-25 | 5.5                 |
| 1986-01-26 | 5.2                 |
| 1986-01-27 | 5.3                 |
| 1986-01-28 | 5.3                 |
| 1986-01-29 | 5.7                 |
| 1986-01-30 | 5.7                 |
| 1986-01-31 | 5.7                 |
| 1986-02-01 | 6.2                 |
| 1986-02-02 | 6.1                 |
| 1986-02-03 | 6.1                 |
| 1986-02-04 | 6.0                 |
| 1986-02-05 | 6.0                 |
| 1986-02-06 | 6.0                 |
| 1986-02-07 | 6.0                 |
| 1986-02-08 | 6.0                 |
| 1986-02-09 | 6.0                 |
| 1986-02-10 | 5.8                 |
| 1986-02-11 | 5.9                 |
| 1986-02-12 | 6.0                 |
| 1986-02-13 | 6.1                 |
| 1986-02-14 | 5.8                 |
| 1986-02-15 | 6.7                 |
| 1986-02-16 | 6.9                 |
| 1986-02-17 | 7.3                 |
| 1986-02-18 | 11.0                |
| 1986-02-19 | 32.0                |
| 1986-02-20 | 54.0                |
| 1986-02-21 | 50.0                |
| 1986-02-22 | 48.0                |
| 1986-02-23 | 42.0                |
| 1986-02-24 | 42.0                |
| 1986-02-25 | 52.0                |
| 1986-02-26 | 38.0                |
| 1986-02-27 | 43.0                |
| 1986-02-28 | 52.0                |
| 1986-03-01 | 58.0                |
| 1986-03-02 | 60.0                |
| 1986-03-03 | 66.0                |
| 1986-03-04 | 48.0                |
| 1986-03-05 | 48.0                |
| 1986-03-06 | 53.0                |
| 1986-03-07 | 53.0                |
| 1986-03-08 | 50.0                |
| 1986-03-09 | 51.0                |
| 1986-03-10 | 45.0                |
| 1986-03-11 | 40.0                |
| 1986-03-12 | 37.0                |
| 1986-03-13 | 34.0                |
| 1986-03-14 | 32.0                |
| 1986-03-15 | 29.0                |
| 1986-03-16 | 28.0                |
| 1986-03-17 | 26.0                |
| 1986-03-18 | 25.0                |
| 1986-03-19 | 23.0                |
| 1986-03-20 | 23.0                |
| 1986-03-21 | 25.0                |
| 1986-03-22 | 29.0                |
| 1986-03-23 | 38.0                |
| 1986-03-24 | 50.0                |
| 1986-03-25 | 60.0                |
| 1986-03-26 | 68.0                |
| 1986-03-27 | 76.0                |
| 1986-03-28 | 93.0                |
| 1986-03-29 | 110.0               |
| 1986-03-30 | 132.0               |
| 1986-03-31 | 196.0               |
| 1986-04-01 | 194.0               |
| 1986-04-02 | 185.0               |
| 1986-04-03 | 154.0               |
| 1986-04-04 | 135.0               |
| 1986-04-05 | 127.0               |
| 1986-04-06 | 131.0               |
| 1986-04-07 | 141.0               |
| 1986-04-08 | 139.0               |
| 1986-04-09 | 133.0               |
| 1986-04-10 | 129.0               |
| 1986-04-11 | 131.0               |
| 1986-04-12 | 136.0               |
| 1986-04-13 | 148.0               |
| 1986-04-14 | 145.0               |
| 1986-04-15 | 141.0               |
| 1986-04-16 | 145.0               |
| 1986-04-17 | 141.0               |
| 1986-04-18 | 133.0               |
| 1986-04-19 | 128.0               |
| 1986-04-20 | 132.0               |
| 1986-04-21 | 156.0               |
| 1986-04-22 | 196.0               |
| 1986-04-23 | 231.0               |
| 1986-04-24 | 268.0               |
| 1986-04-25 | 265.0               |
| 1986-04-26 | 244.0               |
| 1986-04-27 | 219.0               |
| 1986-04-28 | 204.0               |
| 1986-04-29 | 206.0               |
| 1986-04-30 | 229.0               |
| 1986-05-01 | 266.0               |
| 1986-05-02 | 308.0               |
| 1986-05-03 | 342.0               |
| 1986-05-04 | 384.0               |
| 1986-05-05 | 347.0               |
| 1986-05-06 | 308.0               |
| 1986-05-07 | 272.0               |
| 1986-05-08 | 246.0               |
| 1986-05-09 | 223.0               |
| 1986-05-10 | 201.0               |
| 1986-05-11 | 186.0               |
| 1986-05-12 | 179.0               |
| 1986-05-13 | 186.0               |
| 1986-05-14 | 201.0               |
| 1986-05-15 | 215.0               |
| 1986-05-16 | 218.0               |
| 1986-05-17 | 206.0               |
| 1986-05-18 | 198.0               |
| 1986-05-19 | 204.0               |
| 1986-05-20 | 224.0               |
| 1986-05-21 | 244.0               |
| 1986-05-22 | 246.0               |
| 1986-05-23 | 231.0               |
| 1986-05-24 | 217.0               |
| 1986-05-25 | 199.0               |
| 1986-05-26 | 198.0               |
| 1986-05-27 | 195.0               |
| 1986-05-28 | 184.0               |
| 1986-05-29 | 171.0               |
| 1986-05-30 | 159.0               |
| 1986-05-31 | 148.0               |
| 1986-06-01 | 139.0               |
| 1986-06-02 | 131.0               |
| 1986-06-03 | 122.0               |
| 1986-06-04 | 114.0               |
| 1986-06-05 | 108.0               |
| 1986-06-06 | 100.0               |
| 1986-06-07 | 93.0                |
| 1986-06-08 | 88.0                |
| 1986-06-09 | 85.0                |
| 1986-06-10 | 82.0                |
| 1986-06-11 | 77.0                |
| 1986-06-12 | 73.0                |
| 1986-06-13 | 69.0                |
| 1986-06-14 | 66.0                |
| 1986-06-15 | 64.0                |
| 1986-06-16 | 63.0                |
| 1986-06-17 | 61.0                |
| 1986-06-18 | 58.0                |
| 1986-06-19 | 55.0                |
| 1986-06-20 | 52.0                |
| 1986-06-21 | 50.0                |
| 1986-06-22 | 48.0                |
| 1986-06-23 | 48.0                |
| 1986-06-24 | 46.0                |
| 1986-06-25 | 45.0                |
| 1986-06-26 | 45.0                |
| 1986-06-27 | 43.0                |
| 1986-06-28 | 42.0                |
| 1986-06-29 | 41.0                |
| 1986-06-30 | 40.0                |
| 1986-07-01 | 38.0                |
| 1986-07-02 | 36.0                |
| 1986-07-03 | 33.0                |
| 1986-07-04 | 34.0                |
| 1986-07-05 | 34.0                |
| 1986-07-06 | 33.0                |
| 1986-07-07 | 32.0                |
| 1986-07-08 | 31.0                |
| 1986-07-09 | 30.0                |
| 1986-07-10 | 28.0                |
| 1986-07-11 | 28.0                |
| 1986-07-12 | 26.0                |
| 1986-07-13 | 24.0                |
| 1986-07-14 | 21.0                |
| 1986-07-15 | 22.0                |
| 1986-07-16 | 26.0                |
| 1986-07-17 | 21.0                |
| 1986-07-18 | 19.0                |
| 1986-07-19 | 18.0                |
| 1986-07-20 | 17.0                |
| 1986-07-21 | 17.0                |
| 1986-07-22 | 19.0                |
| 1986-07-23 | 19.0                |
| 1986-07-24 | 18.0                |
| 1986-07-25 | 17.0                |
| 1986-07-26 | 16.0                |
| 1986-07-27 | 15.0                |
| 1986-07-28 | 14.0                |
| 1986-07-29 | 13.0                |
| 1986-07-30 | 13.0                |
| 1986-07-31 | 13.0                |
| 1986-08-01 | 12.0                |
| 1986-08-02 | 12.0                |
| 1986-08-03 | 11.0                |
| 1986-08-04 | 11.0                |
| 1986-08-05 | 11.0                |
| 1986-08-06 | 11.0                |
| 1986-08-07 | 12.0                |
| 1986-08-08 | 11.0                |
| 1986-08-09 | 11.0                |
| 1986-08-10 | 11.0                |
| 1986-08-11 | 10.0                |
| 1986-08-12 | 10.0                |
| 1986-08-13 | 9.9                 |
| 1986-08-14 | 9.8                 |
| 1986-08-15 | 9.7                 |
| 1986-08-16 | 9.0                 |
| 1986-08-17 | 7.7                 |
| 1986-08-18 | 7.3                 |
| 1986-08-19 | 8.0                 |
| 1986-08-20 | 9.5                 |
| 1986-08-21 | 10.0                |
| 1986-08-22 | 12.0                |
| 1986-08-23 | 11.0                |
| 1986-08-24 | 9.2                 |
| 1986-08-25 | 8.8                 |
| 1986-08-26 | 8.2                 |
| 1986-08-27 | 7.7                 |
| 1986-08-28 | 7.6                 |
| 1986-08-29 | 11.0                |
| 1986-08-30 | 10.0                |
| 1986-08-31 | 9.3                 |
| 1986-09-01 | 9.7                 |
| 1986-09-02 | 10.0                |
| 1986-09-03 | 8.0                 |
| 1986-09-04 | 8.0                 |
| 1986-09-05 | 7.8                 |
| 1986-09-06 | 7.5                 |
| 1986-09-07 | 8.0                 |
| 1986-09-08 | 8.0                 |
| 1986-09-09 | 8.6                 |
| 1986-09-10 | 9.8                 |
| 1986-09-11 | 9.0                 |
| 1986-09-12 | 8.4                 |
| 1986-09-13 | 8.1                 |
| 1986-09-14 | 8.2                 |
| 1986-09-15 | 8.3                 |
| 1986-09-16 | 8.0                 |
| 1986-09-17 | 8.0                 |
| 1986-09-18 | 7.7                 |
| 1986-09-19 | 8.2                 |
| 1986-09-20 | 7.7                 |
| 1986-09-21 | 7.7                 |
| 1986-09-22 | 7.7                 |
| 1986-09-23 | 8.2                 |
| 1986-09-24 | 14.0                |
| 1986-09-25 | 13.0                |
| 1986-09-26 | 12.0                |
| 1986-09-27 | 10.0                |
| 1986-09-28 | 9.8                 |
| 1986-09-29 | 9.2                 |
| 1986-09-30 | 9.6                 |
| 1986-10-01 | 9.0                 |
| 1986-10-02 | 13.0                |
| 1986-10-03 | 14.0                |
| 1986-10-04 | 13.0                |
| 1986-10-05 | 11.0                |
| 1986-10-06 | 9.5                 |
| 1986-10-07 | 9.5                 |
| 1986-10-08 | 9.7                 |
| 1986-10-09 | 9.0                 |
| 1986-10-10 | 8.4                 |
| 1986-10-11 | 8.5                 |
| 1986-10-12 | 8.2                 |
| 1986-10-13 | 7.6                 |
| 1986-10-14 | 7.6                 |
| 1986-10-15 | 7.6                 |
| 1986-10-16 | 7.6                 |
| 1986-10-17 | 7.7                 |
| 1986-10-18 | 10.0                |
| 1986-10-19 | 10.0                |
| 1986-10-20 | 8.8                 |
| 1986-10-21 | 8.9                 |
| 1986-10-22 | 8.7                 |
| 1986-10-23 | 8.5                 |
| 1986-10-24 | 8.2                 |
| 1986-10-25 | 8.1                 |
| 1986-10-26 | 8.1                 |
| 1986-10-27 | 8.1                 |
| 1986-10-28 | 8.1                 |
| 1986-10-29 | 8.1                 |
| 1986-10-30 | 8.3                 |
| 1986-10-31 | 9.1                 |
| 1986-11-01 | 8.8                 |
| 1986-11-02 | 8.6                 |
| 1986-11-03 | 8.6                 |
| 1986-11-04 | 7.8                 |
| 1986-11-05 | 7.5                 |
| 1986-11-06 | 8.2                 |
| 1986-11-07 | 7.9                 |
| 1986-11-08 | 6.5                 |
| 1986-11-09 | 6.4                 |
| 1986-11-10 | 6.7                 |
| 1986-11-11 | 6.6                 |
| 1986-11-12 | 7.0                 |
| 1986-11-13 | 7.0                 |
| 1986-11-14 | 7.5                 |
| 1986-11-15 | 8.1                 |
| 1986-11-16 | 8.0                 |
| 1986-11-17 | 8.0                 |
| 1986-11-18 | 7.4                 |
| 1986-11-19 | 7.3                 |
| 1986-11-20 | 7.6                 |
| 1986-11-21 | 7.4                 |
| 1986-11-22 | 7.2                 |
| 1986-11-23 | 7.0                 |
| 1986-11-24 | 6.7                 |
| 1986-11-25 | 6.9                 |
| 1986-11-26 | 6.7                 |
| 1986-11-27 | 6.8                 |
| 1986-11-28 | 6.9                 |
| 1986-11-29 | 6.9                 |
| 1986-11-30 | 6.7                 |
| 1986-12-01 | 6.1                 |
| 1986-12-02 | 6.2                 |
| 1986-12-03 | 6.4                 |
| 1986-12-04 | 6.3                 |
| 1986-12-05 | 6.2                 |
| 1986-12-06 | 5.9                 |
| 1986-12-07 | 5.6                 |
| 1986-12-08 | 5.7                 |
| 1986-12-09 | 5.4                 |
| 1986-12-10 | 5.0                 |
| 1986-12-11 | 5.1                 |
| 1986-12-12 | 5.6                 |
| 1986-12-13 | 5.6                 |
| 1986-12-14 | 5.6                 |
| 1986-12-15 | 5.8                 |
| 1986-12-16 | 5.7                 |
| 1986-12-17 | 6.0                 |
| 1986-12-18 | 6.0                 |
| 1986-12-19 | 5.9                 |
| 1986-12-20 | 6.0                 |
| 1986-12-21 | 5.9                 |
| 1986-12-22 | 5.9                 |
| 1986-12-23 | 6.0                 |
| 1986-12-24 | 5.8                 |
| 1986-12-25 | 5.8                 |
| 1986-12-26 | 5.7                 |
| 1986-12-27 | 5.7                 |
| 1986-12-28 | 6.0                 |
| 1986-12-29 | 5.8                 |
| 1986-12-30 | 6.3                 |
| 1986-12-31 | 6.2                 |
| 1987-01-01 | 6.1                 |
| 1987-01-02 | 6.3                 |
| 1987-01-03 | 6.0                 |
| 1987-01-04 | 6.2                 |
| 1987-01-05 | 6.2                 |
| 1987-01-06 | 6.2                 |
| 1987-01-07 | 6.1                 |
| 1987-01-08 | 6.0                 |
| 1987-01-09 | 5.7                 |
| 1987-01-10 | 5.7                 |
| 1987-01-11 | 5.7                 |
| 1987-01-12 | 5.8                 |
| 1987-01-13 | 5.9                 |
| 1987-01-14 | 5.7                 |
| 1987-01-15 | 5.5                 |
| 1987-01-16 | 5.5                 |
| 1987-01-17 | 5.3                 |
| 1987-01-18 | 5.3                 |
| 1987-01-19 | 5.4                 |
| 1987-01-20 | 5.0                 |
| 1987-01-21 | 4.7                 |
| 1987-01-22 | 5.0                 |
| 1987-01-23 | 5.3                 |
| 1987-01-24 | 5.3                 |
| 1987-01-25 | 5.2                 |
| 1987-01-26 | 5.4                 |
| 1987-01-27 | 5.6                 |
| 1987-01-28 | 5.5                 |
| 1987-01-29 | 5.4                 |
| 1987-01-30 | 5.3                 |
| 1987-01-31 | 5.3                 |
| 1987-02-01 | 5.4                 |
| 1987-02-02 | 5.6                 |
| 1987-02-03 | 5.6                 |
| 1987-02-04 | 5.5                 |
| 1987-02-05 | 5.4                 |
| 1987-02-06 | 5.9                 |
| 1987-02-07 | 5.8                 |
| 1987-02-08 | 5.8                 |
| 1987-02-09 | 5.6                 |
| 1987-02-10 | 5.6                 |
| 1987-02-11 | 5.5                 |
| 1987-02-12 | 5.6                 |
| 1987-02-13 | 5.3                 |
| 1987-02-14 | 5.2                 |
| 1987-02-15 | 5.0                 |
| 1987-02-16 | 5.1                 |
| 1987-02-17 | 5.0                 |
| 1987-02-18 | 5.3                 |
| 1987-02-19 | 5.0                 |
| 1987-02-20 | 4.9                 |
| 1987-02-21 | 5.0                 |
| 1987-02-22 | 5.6                 |
| 1987-02-23 | 5.7                 |
| 1987-02-24 | 5.4                 |
| 1987-02-25 | 5.4                 |
| 1987-02-26 | 5.3                 |
| 1987-02-27 | 5.7                 |
| 1987-02-28 | 6.3                 |
| 1987-03-01 | 7.3                 |
| 1987-03-02 | 10.0                |
| 1987-03-03 | 10.0                |
| 1987-03-04 | 13.0                |
| 1987-03-05 | 16.0                |
| 1987-03-06 | 15.0                |
| 1987-03-07 | 15.0                |
| 1987-03-08 | 13.0                |
| 1987-03-09 | 13.0                |
| 1987-03-10 | 15.0                |
| 1987-03-11 | 13.0                |
| 1987-03-12 | 14.0                |
| 1987-03-13 | 14.0                |
| 1987-03-14 | 14.0                |
| 1987-03-15 | 11.0                |
| 1987-03-16 | 10.0                |
| 1987-03-17 | 9.5                 |
| 1987-03-18 | 9.5                 |
| 1987-03-19 | 9.6                 |
| 1987-03-20 | 9.1                 |
| 1987-03-21 | 9.2                 |
| 1987-03-22 | 9.2                 |
| 1987-03-23 | 11.0                |
| 1987-03-24 | 12.0                |
| 1987-03-25 | 11.0                |
| 1987-03-26 | 11.0                |
| 1987-03-27 | 11.0                |
| 1987-03-28 | 11.0                |
| 1987-03-29 | 10.0                |
| 1987-03-30 | 13.0                |
| 1987-03-31 | 15.0                |
| 1987-04-01 | 27.0                |
| 1987-04-02 | 34.0                |
| 1987-04-03 | 35.0                |
| 1987-04-04 | 35.0                |
| 1987-04-05 | 30.0                |
| 1987-04-06 | 36.0                |
| 1987-04-07 | 45.0                |
| 1987-04-08 | 46.0                |
| 1987-04-09 | 43.0                |
| 1987-04-10 | 41.0                |
| 1987-04-11 | 42.0                |
| 1987-04-12 | 41.0                |
| 1987-04-13 | 38.0                |
| 1987-04-14 | 39.0                |
| 1987-04-15 | 44.0                |
| 1987-04-16 | 50.0                |
| 1987-04-17 | 54.0                |
| 1987-04-18 | 63.0                |
| 1987-04-19 | 59.0                |
| 1987-04-20 | 54.0                |
| 1987-04-21 | 53.0                |
| 1987-04-22 | 52.0                |
| 1987-04-23 | 52.0                |
| 1987-04-24 | 53.0                |
| 1987-04-25 | 53.0                |
| 1987-04-26 | 53.0                |
| 1987-04-27 | 53.0                |
| 1987-04-28 | 54.0                |
| 1987-04-29 | 55.0                |
| 1987-04-30 | 57.0                |
| 1987-05-01 | 57.0                |
| 1987-05-02 | 58.0                |
| 1987-05-03 | 56.0                |
| 1987-05-04 | 54.0                |
| 1987-05-05 | 53.0                |
| 1987-05-06 | 53.0                |
| 1987-05-07 | 53.0                |
| 1987-05-08 | 53.0                |
| 1987-05-09 | 52.0                |
| 1987-05-10 | 49.0                |
| 1987-05-11 | 48.0                |
| 1987-05-12 | 46.0                |
| 1987-05-13 | 47.0                |
| 1987-05-14 | 48.0                |
| 1987-05-15 | 45.0                |
| 1987-05-16 | 43.0                |
| 1987-05-17 | 45.0                |
| 1987-05-18 | 42.0                |
| 1987-05-19 | 41.0                |
| 1987-05-20 | 43.0                |
| 1987-05-21 | 42.0                |
| 1987-05-22 | 40.0                |
| 1987-05-23 | 41.0                |
| 1987-05-24 | 37.0                |
| 1987-05-25 | 38.0                |
| 1987-05-26 | 39.0                |
| 1987-05-27 | 39.0                |
| 1987-05-28 | 38.0                |
| 1987-05-29 | 32.0                |
| 1987-05-30 | 27.0                |
| 1987-05-31 | 24.0                |
| 1987-06-01 | 22.0                |
| 1987-06-02 | 21.0                |
| 1987-06-03 | 19.0                |
| 1987-06-04 | 18.0                |
| 1987-06-05 | 18.0                |
| 1987-06-06 | 17.0                |
| 1987-06-07 | 20.0                |
| 1987-06-08 | 25.0                |
| 1987-06-09 | 20.0                |
| 1987-06-10 | 18.0                |
| 1987-06-11 | 17.0                |
| 1987-06-12 | 17.0                |
| 1987-06-13 | 16.0                |
| 1987-06-14 | 16.0                |
| 1987-06-15 | 16.0                |
| 1987-06-16 | 16.0                |
| 1987-06-17 | 16.0                |
| 1987-06-18 | 16.0                |
| 1987-06-19 | 15.0                |
| 1987-06-20 | 14.0                |
| 1987-06-21 | 14.0                |
| 1987-06-22 | 13.0                |
| 1987-06-23 | 13.0                |
| 1987-06-24 | 12.0                |
| 1987-06-25 | 12.0                |
| 1987-06-26 | 11.0                |
| 1987-06-27 | 11.0                |
| 1987-06-28 | 10.0                |
| 1987-06-29 | 11.0                |
| 1987-06-30 | 11.0                |
| 1987-07-01 | 10.0                |
| 1987-07-02 | 9.7                 |
| 1987-07-03 | 8.9                 |
| 1987-07-04 | 8.6                 |
| 1987-07-05 | 8.1                 |
| 1987-07-06 | 7.8                 |
| 1987-07-07 | 7.7                 |
| 1987-07-08 | 7.5                 |
| 1987-07-09 | 7.3                 |
| 1987-07-10 | 7.4                 |
| 1987-07-11 | 9.7                 |
| 1987-07-12 | 9.9                 |
| 1987-07-13 | 7.4                 |
| 1987-07-14 | 6.6                 |
| 1987-07-15 | 6.3                 |
| 1987-07-16 | 6.2                 |
| 1987-07-17 | 7.2                 |
| 1987-07-18 | 7.0                 |
| 1987-07-19 | 6.0                 |
| 1987-07-20 | 6.1                 |
| 1987-07-21 | 9.2                 |
| 1987-07-22 | 10.0                |
| 1987-07-23 | 6.4                 |
| 1987-07-24 | 5.6                 |
| 1987-07-25 | 5.4                 |
| 1987-07-26 | 6.1                 |
| 1987-07-27 | 6.0                 |
| 1987-07-28 | 6.3                 |
| 1987-07-29 | 10.0                |
| 1987-07-30 | 7.8                 |
| 1987-07-31 | 6.5                 |
| 1987-08-01 | 5.9                 |
| 1987-08-02 | 5.3                 |
| 1987-08-03 | 4.9                 |
| 1987-08-04 | 4.6                 |
| 1987-08-05 | 4.2                 |
| 1987-08-06 | 5.8                 |
| 1987-08-07 | 5.9                 |
| 1987-08-08 | 5.2                 |
| 1987-08-09 | 4.5                 |
| 1987-08-10 | 4.2                 |
| 1987-08-11 | 4.3                 |
| 1987-08-12 | 4.6                 |
| 1987-08-13 | 4.1                 |
| 1987-08-14 | 4.5                 |
| 1987-08-15 | 4.8                 |
| 1987-08-16 | 4.7                 |
| 1987-08-17 | 3.9                 |
| 1987-08-18 | 3.4                 |
| 1987-08-19 | 3.3                 |
| 1987-08-20 | 3.3                 |
| 1987-08-21 | 3.4                 |
| 1987-08-22 | 4.0                 |
| 1987-08-23 | 4.1                 |
| 1987-08-24 | 11.0                |
| 1987-08-25 | 7.3                 |
| 1987-08-26 | 5.1                 |
| 1987-08-27 | 4.3                 |
| 1987-08-28 | 3.8                 |
| 1987-08-29 | 3.6                 |
| 1987-08-30 | 3.7                 |
| 1987-08-31 | 4.5                 |
| 1987-09-01 | 4.5                 |
| 1987-09-02 | 4.5                 |
| 1987-09-03 | 5.0                 |
| 1987-09-04 | 5.6                 |
| 1987-09-05 | 4.6                 |
| 1987-09-06 | 3.5                 |
| 1987-09-07 | 3.5                 |
| 1987-09-08 | 3.5                 |
| 1987-09-09 | 3.3                 |
| 1987-09-10 | 3.1                 |
| 1987-09-11 | 3.1                 |
| 1987-09-12 | 3.1                 |
| 1987-09-13 | 3.3                 |
| 1987-09-14 | 3.5                 |
| 1987-09-15 | 3.6                 |
| 1987-09-16 | 3.4                 |
| 1987-09-17 | 3.4                 |
| 1987-09-18 | 3.4                 |
| 1987-09-19 | 3.3                 |
| 1987-09-20 | 3.4                 |
| 1987-09-21 | 3.4                 |
| 1987-09-22 | 3.4                 |
| 1987-09-23 | 3.5                 |
| 1987-09-24 | 3.5                 |
| 1987-09-25 | 3.5                 |
| 1987-09-26 | 3.7                 |
| 1987-09-27 | 3.6                 |
| 1987-09-28 | 3.5                 |
| 1987-09-29 | 3.6                 |
| 1987-09-30 | 3.6                 |
| 1987-10-01 | 3.6                 |
| 1987-10-02 | 3.5                 |
| 1987-10-03 | 3.4                 |
| 1987-10-04 | 3.5                 |
| 1987-10-05 | 3.5                 |
| 1987-10-06 | 3.5                 |
| 1987-10-07 | 3.6                 |
| 1987-10-08 | 3.4                 |
| 1987-10-09 | 3.4                 |
| 1987-10-10 | 3.5                 |
| 1987-10-11 | 3.6                 |
| 1987-10-12 | 3.7                 |
| 1987-10-13 | 4.7                 |
| 1987-10-14 | 4.8                 |
| 1987-10-15 | 4.5                 |
| 1987-10-16 | 4.0                 |
| 1987-10-17 | 4.0                 |
| 1987-10-18 | 4.0                 |
| 1987-10-19 | 4.0                 |
| 1987-10-20 | 4.0                 |
| 1987-10-21 | 3.9                 |
| 1987-10-22 | 3.8                 |
| 1987-10-23 | 4.0                 |
| 1987-10-24 | 4.9                 |
| 1987-10-25 | 4.9                 |
| 1987-10-26 | 4.4                 |
| 1987-10-27 | 4.1                 |
| 1987-10-28 | 4.0                 |
| 1987-10-29 | 4.1                 |
| 1987-10-30 | 4.6                 |
| 1987-10-31 | 4.6                 |
| 1987-11-01 | 4.3                 |
| 1987-11-02 | 4.3                 |
| 1987-11-03 | 4.3                 |
| 1987-11-04 | 4.2                 |
| 1987-11-05 | 4.3                 |
| 1987-11-06 | 6.4                 |
| 1987-11-07 | 5.8                 |
| 1987-11-08 | 5.7                 |
| 1987-11-09 | 4.7                 |
| 1987-11-10 | 4.6                 |
| 1987-11-11 | 4.5                 |
| 1987-11-12 | 4.1                 |
| 1987-11-13 | 4.1                 |
| 1987-11-14 | 4.0                 |
| 1987-11-15 | 3.7                 |
| 1987-11-16 | 3.6                 |
| 1987-11-17 | 3.5                 |
| 1987-11-18 | 3.4                 |
| 1987-11-19 | 3.5                 |
| 1987-11-20 | 3.6                 |
| 1987-11-21 | 3.5                 |
| 1987-11-22 | 3.4                 |
| 1987-11-23 | 3.3                 |
| 1987-11-24 | 3.4                 |
| 1987-11-25 | 3.5                 |
| 1987-11-26 | 3.4                 |
| 1987-11-27 | 3.1                 |
| 1987-11-28 | 3.3                 |
| 1987-11-29 | 3.2                 |
| 1987-11-30 | 3.1                 |
| 1987-12-01 | 3.0                 |
| 1987-12-02 | 3.1                 |
| 1987-12-03 | 3.7                 |
| 1987-12-04 | 3.6                 |
| 1987-12-05 | 3.6                 |
| 1987-12-06 | 3.6                 |
| 1987-12-07 | 3.9                 |
| 1987-12-08 | 3.9                 |
| 1987-12-09 | 3.6                 |
| 1987-12-10 | 3.7                 |
| 1987-12-11 | 4.1                 |
| 1987-12-12 | 4.1                 |
| 1987-12-13 | 4.1                 |
| 1987-12-14 | 4.0                 |
| 1987-12-15 | 3.7                 |
| 1987-12-16 | 4.2                 |
| 1987-12-17 | 4.5                 |
| 1987-12-18 | 4.6                 |
| 1987-12-19 | 4.5                 |
| 1987-12-20 | 4.2                 |
| 1987-12-21 | 4.6                 |
| 1987-12-22 | 4.8                 |
| 1987-12-23 | 4.8                 |
| 1987-12-24 | 4.7                 |
| 1987-12-25 | 4.2                 |
| 1987-12-26 | 3.8                 |
| 1987-12-27 | 4.1                 |
| 1987-12-28 | 4.2                 |
| 1987-12-29 | 4.3                 |
| 1987-12-30 | 4.2                 |
| 1987-12-31 | 4.2                 |
| 1988-01-01 | 4.0                 |
| 1988-01-02 | 3.9                 |
| 1988-01-03 | 4.4                 |
| 1988-01-04 | 4.6                 |
| 1988-01-05 | 4.6                 |
| 1988-01-06 | 4.8                 |
| 1988-01-07 | 4.6                 |
| 1988-01-08 | 4.7                 |
| 1988-01-09 | 4.5                 |
| 1988-01-10 | 4.8                 |
| 1988-01-11 | 4.9                 |
| 1988-01-12 | 4.7                 |
| 1988-01-13 | 4.6                 |
| 1988-01-14 | 4.8                 |
| 1988-01-15 | 4.9                 |
| 1988-01-16 | 4.8                 |
| 1988-01-17 | 4.7                 |
| 1988-01-18 | 4.9                 |
| 1988-01-19 | 4.4                 |
| 1988-01-20 | 4.1                 |
| 1988-01-21 | 4.6                 |
| 1988-01-22 | 4.7                 |
| 1988-01-23 | 4.8                 |
| 1988-01-24 | 4.7                 |
| 1988-01-25 | 4.6                 |
| 1988-01-26 | 4.7                 |
| 1988-01-27 | 4.6                 |
| 1988-01-28 | 4.7                 |
| 1988-01-29 | 4.8                 |
| 1988-01-30 | 4.9                 |
| 1988-01-31 | 4.7                 |
| 1988-02-01 | 4.7                 |
| 1988-02-02 | 4.6                 |
| 1988-02-03 | 4.7                 |
| 1988-02-04 | 4.6                 |
| 1988-02-05 | 4.8                 |
| 1988-02-06 | 4.2                 |
| 1988-02-07 | 4.7                 |
| 1988-02-08 | 4.9                 |
| 1988-02-09 | 4.9                 |
| 1988-02-10 | 4.7                 |
| 1988-02-11 | 4.5                 |
| 1988-02-12 | 4.6                 |
| 1988-02-13 | 4.8                 |
| 1988-02-14 | 5.0                 |
| 1988-02-15 | 4.6                 |
| 1988-02-16 | 4.7                 |
| 1988-02-17 | 4.3                 |
| 1988-02-18 | 4.6                 |
| 1988-02-19 | 4.7                 |
| 1988-02-20 | 4.9                 |
| 1988-02-21 | 5.0                 |
| 1988-02-22 | 5.3                 |
| 1988-02-23 | 5.3                 |
| 1988-02-24 | 5.5                 |
| 1988-02-25 | 5.9                 |
| 1988-02-26 | 5.8                 |
| 1988-02-27 | 5.9                 |
| 1988-02-28 | 5.9                 |
| 1988-02-29 | 5.9                 |
| 1988-03-01 | 6.0                 |
| 1988-03-02 | 6.2                 |
| 1988-03-03 | 6.2                 |
| 1988-03-04 | 6.1                 |
| 1988-03-05 | 6.8                 |
| 1988-03-06 | 7.4                 |
| 1988-03-07 | 7.4                 |
| 1988-03-08 | 6.6                 |
| 1988-03-09 | 6.8                 |
| 1988-03-10 | 7.6                 |
| 1988-03-11 | 7.4                 |
| 1988-03-12 | 7.0                 |
| 1988-03-13 | 7.0                 |
| 1988-03-14 | 7.0                 |
| 1988-03-15 | 7.5                 |
| 1988-03-16 | 6.6                 |
| 1988-03-17 | 7.5                 |
| 1988-03-18 | 7.8                 |
| 1988-03-19 | 8.3                 |
| 1988-03-20 | 8.8                 |
| 1988-03-21 | 9.7                 |
| 1988-03-22 | 9.4                 |
| 1988-03-23 | 9.0                 |
| 1988-03-24 | 8.5                 |
| 1988-03-25 | 10.0                |
| 1988-03-26 | 13.0                |
| 1988-03-27 | 15.0                |
| 1988-03-28 | 23.0                |
| 1988-03-29 | 24.0                |
| 1988-03-30 | 22.0                |
| 1988-03-31 | 24.0                |
| 1988-04-01 | 28.0                |
| 1988-04-02 | 27.0                |
| 1988-04-03 | 26.0                |
| 1988-04-04 | 26.0                |
| 1988-04-05 | 30.0                |
| 1988-04-06 | 35.0                |
| 1988-04-07 | 43.0                |
| 1988-04-08 | 46.0                |
| 1988-04-09 | 36.0                |
| 1988-04-10 | 38.0                |
| 1988-04-11 | 45.0                |
| 1988-04-12 | 52.0                |
| 1988-04-13 | 54.0                |
| 1988-04-14 | 59.0                |
| 1988-04-15 | 62.0                |
| 1988-04-16 | 60.0                |
| 1988-04-17 | 58.0                |
| 1988-04-18 | 60.0                |
| 1988-04-19 | 67.0                |
| 1988-04-20 | 66.0                |
| 1988-04-21 | 66.0                |
| 1988-04-22 | 64.0                |
| 1988-04-23 | 59.0                |
| 1988-04-24 | 57.0                |
| 1988-04-25 | 62.0                |
| 1988-04-26 | 57.0                |
| 1988-04-27 | 60.0                |
| 1988-04-28 | 63.0                |
| 1988-04-29 | 67.0                |
| 1988-04-30 | 76.0                |
| 1988-05-01 | 85.0                |
| 1988-05-02 | 86.0                |
| 1988-05-03 | 76.0                |
| 1988-05-04 | 73.0                |
| 1988-05-05 | 74.0                |
| 1988-05-06 | 79.0                |
| 1988-05-07 | 81.0                |
| 1988-05-08 | 78.0                |
| 1988-05-09 | 75.0                |
| 1988-05-10 | 72.0                |
| 1988-05-11 | 74.0                |
| 1988-05-12 | 80.0                |
| 1988-05-13 | 88.0                |
| 1988-05-14 | 94.0                |
| 1988-05-15 | 93.0                |
| 1988-05-16 | 82.0                |
| 1988-05-17 | 78.0                |
| 1988-05-18 | 73.0                |
| 1988-05-19 | 66.0                |
| 1988-05-20 | 60.0                |
| 1988-05-21 | 55.0                |
| 1988-05-22 | 52.0                |
| 1988-05-23 | 49.0                |
| 1988-05-24 | 46.0                |
| 1988-05-25 | 44.0                |
| 1988-05-26 | 41.0                |
| 1988-05-27 | 39.0                |
| 1988-05-28 | 37.0                |
| 1988-05-29 | 36.0                |
| 1988-05-30 | 39.0                |
| 1988-05-31 | 36.0                |
| 1988-06-01 | 34.0                |
| 1988-06-02 | 31.0                |
| 1988-06-03 | 29.0                |
| 1988-06-04 | 28.0                |
| 1988-06-05 | 26.0                |
| 1988-06-06 | 25.0                |
| 1988-06-07 | 24.0                |
| 1988-06-08 | 23.0                |
| 1988-06-09 | 22.0                |
| 1988-06-10 | 21.0                |
| 1988-06-11 | 21.0                |
| 1988-06-12 | 20.0                |
| 1988-06-13 | 19.0                |
| 1988-06-14 | 18.0                |
| 1988-06-15 | 18.0                |
| 1988-06-16 | 18.0                |
| 1988-06-17 | 17.0                |
| 1988-06-18 | 17.0                |
| 1988-06-19 | 16.0                |
| 1988-06-20 | 16.0                |
| 1988-06-21 | 16.0                |
| 1988-06-22 | 15.0                |
| 1988-06-23 | 14.0                |
| 1988-06-24 | 13.0                |
| 1988-06-25 | 13.0                |
| 1988-06-26 | 13.0                |
| 1988-06-27 | 13.0                |
| 1988-06-28 | 17.0                |
| 1988-06-29 | 17.0                |
| 1988-06-30 | 14.0                |
| 1988-07-01 | 12.0                |
| 1988-07-02 | 12.0                |
| 1988-07-03 | 12.0                |
| 1988-07-04 | 12.0                |
| 1988-07-05 | 11.0                |
| 1988-07-06 | 10.0                |
| 1988-07-07 | 9.8                 |
| 1988-07-08 | 9.5                 |
| 1988-07-09 | 9.3                 |
| 1988-07-10 | 9.0                 |
| 1988-07-11 | 8.8                 |
| 1988-07-12 | 8.4                 |
| 1988-07-13 | 8.0                 |
| 1988-07-14 | 8.2                 |
| 1988-07-15 | 8.0                 |
| 1988-07-16 | 8.4                 |
| 1988-07-17 | 8.4                 |
| 1988-07-18 | 7.6                 |
| 1988-07-19 | 7.0                 |
| 1988-07-20 | 6.8                 |
| 1988-07-21 | 7.0                 |
| 1988-07-22 | 6.2                 |
| 1988-07-23 | 5.8                 |
| 1988-07-24 | 5.9                 |
| 1988-07-25 | 6.0                 |
| 1988-07-26 | 5.3                 |
| 1988-07-27 | 5.0                 |
| 1988-07-28 | 4.9                 |
| 1988-07-29 | 5.5                 |
| 1988-07-30 | 4.4                 |
| 1988-07-31 | 4.4                 |
| 1988-08-01 | 4.0                 |
| 1988-08-02 | 3.8                 |
| 1988-08-03 | 4.5                 |
| 1988-08-04 | 4.1                 |
| 1988-08-05 | 3.5                 |
| 1988-08-06 | 3.5                 |
| 1988-08-07 | 3.8                 |
| 1988-08-08 | 3.2                 |
| 1988-08-09 | 3.1                 |
| 1988-08-10 | 3.0                 |
| 1988-08-11 | 2.9                 |
| 1988-08-12 | 3.4                 |
| 1988-08-13 | 3.0                 |
| 1988-08-14 | 2.6                 |
| 1988-08-15 | 2.4                 |
| 1988-08-16 | 2.6                 |
| 1988-08-17 | 2.4                 |
| 1988-08-18 | 2.3                 |
| 1988-08-19 | 2.6                 |
| 1988-08-20 | 2.7                 |
| 1988-08-21 | 3.8                 |
| 1988-08-22 | 3.5                 |
| 1988-08-23 | 2.6                 |
| 1988-08-24 | 2.2                 |
| 1988-08-25 | 2.1                 |
| 1988-08-26 | 2.1                 |
| 1988-08-27 | 2.5                 |
| 1988-08-28 | 2.2                 |
| 1988-08-29 | 2.1                 |
| 1988-08-30 | 2.1                 |
| 1988-08-31 | 2.5                 |
| 1988-09-01 | 2.0                 |
| 1988-09-02 | 1.9                 |
| 1988-09-03 | 2.6                 |
| 1988-09-04 | 1.9                 |
| 1988-09-05 | 1.8                 |
| 1988-09-06 | 1.8                 |
| 1988-09-07 | 1.8                 |
| 1988-09-08 | 1.7000000000000002  |
| 1988-09-09 | 1.7000000000000002  |
| 1988-09-10 | 1.9                 |
| 1988-09-11 | 2.0                 |
| 1988-09-12 | 2.6                 |
| 1988-09-13 | 4.1                 |
| 1988-09-14 | 3.6                 |
| 1988-09-15 | 3.4                 |
| 1988-09-16 | 2.9                 |
| 1988-09-17 | 2.7                 |
| 1988-09-18 | 2.6                 |
| 1988-09-19 | 2.8                 |
| 1988-09-20 | 2.9                 |
| 1988-09-21 | 3.2                 |
| 1988-09-22 | 3.6                 |
| 1988-09-23 | 3.3                 |
| 1988-09-24 | 3.1                 |
| 1988-09-25 | 3.1                 |
| 1988-09-26 | 3.1                 |
| 1988-09-27 | 3.2                 |
| 1988-09-28 | 3.1                 |
| 1988-09-29 | 3.0                 |
| 1988-09-30 | 3.2                 |
| 1988-10-01 | 3.6                 |
| 1988-10-02 | 3.9                 |
| 1988-10-03 | 3.6                 |
| 1988-10-04 | 3.5                 |
| 1988-10-05 | 3.1                 |
| 1988-10-06 | 3.2                 |
| 1988-10-07 | 3.5                 |
| 1988-10-08 | 3.4                 |
| 1988-10-09 | 3.4                 |
| 1988-10-10 | 3.2                 |
| 1988-10-11 | 3.2                 |
| 1988-10-12 | 3.7                 |
| 1988-10-13 | 4.7                 |
| 1988-10-14 | 3.7                 |
| 1988-10-15 | 3.6                 |
| 1988-10-16 | 3.3                 |
| 1988-10-17 | 3.3                 |
| 1988-10-18 | 3.3                 |
| 1988-10-19 | 3.3                 |
| 1988-10-20 | 3.2                 |
| 1988-10-21 | 3.3                 |
| 1988-10-22 | 3.3                 |
| 1988-10-23 | 3.3                 |
| 1988-10-24 | 3.3                 |
| 1988-10-25 | 3.3                 |
| 1988-10-26 | 3.9                 |
| 1988-10-27 | 3.6                 |
| 1988-10-28 | 3.1                 |
| 1988-10-29 | 3.1                 |
| 1988-10-30 | 3.2                 |
| 1988-10-31 | 3.1                 |
| 1988-11-01 | 3.2                 |
| 1988-11-02 | 3.2                 |
| 1988-11-03 | 3.6                 |
| 1988-11-04 | 3.9                 |
| 1988-11-05 | 3.4                 |
| 1988-11-06 | 3.2                 |
| 1988-11-07 | 3.3                 |
| 1988-11-08 | 3.3                 |
| 1988-11-09 | 3.3                 |
| 1988-11-10 | 3.3                 |
| 1988-11-11 | 3.5                 |
| 1988-11-12 | 3.0                 |
| 1988-11-13 | 3.3                 |
| 1988-11-14 | 3.4                 |
| 1988-11-15 | 3.1                 |
| 1988-11-16 | 3.2                 |
| 1988-11-17 | 3.1                 |
| 1988-11-18 | 3.6                 |
| 1988-11-19 | 3.4                 |
| 1988-11-20 | 3.3                 |
| 1988-11-21 | 3.3                 |
| 1988-11-22 | 3.2                 |
| 1988-11-23 | 3.3                 |
| 1988-11-24 | 3.1                 |
| 1988-11-25 | 3.2                 |
| 1988-11-26 | 3.2                 |
| 1988-11-27 | 3.1                 |
| 1988-11-28 | 3.2                 |
| 1988-11-29 | 3.2                 |
| 1988-11-30 | 3.3                 |
| 1988-12-01 | 3.2                 |
| 1988-12-02 | 3.2                 |
| 1988-12-03 | 3.2                 |
| 1988-12-04 | 3.1                 |
| 1988-12-05 | 3.1                 |
| 1988-12-06 | 3.2                 |
| 1988-12-07 | 3.2                 |
| 1988-12-08 | 3.2                 |
| 1988-12-09 | 3.2                 |
| 1988-12-10 | 3.2                 |
| 1988-12-11 | 3.0                 |
| 1988-12-12 | 3.0                 |
| 1988-12-13 | 3.1                 |
| 1988-12-14 | 3.0                 |
| 1988-12-15 | 3.1                 |
| 1988-12-16 | 3.1                 |
| 1988-12-17 | 3.1                 |
| 1988-12-18 | 3.0                 |
| 1988-12-19 | 3.0                 |
| 1988-12-20 | 3.0                 |
| 1988-12-21 | 3.1                 |
| 1988-12-22 | 2.7                 |
| 1988-12-23 | 2.6                 |
| 1988-12-24 | 2.6                 |
| 1988-12-25 | 2.6                 |
| 1988-12-26 | 2.6                 |
| 1988-12-27 | 2.5                 |
| 1988-12-28 | 2.5                 |
| 1988-12-29 | 2.5                 |
| 1988-12-30 | 2.6                 |
| 1988-12-31 | 2.6                 |
| 1989-01-01 | 2.6                 |
| 1989-01-02 | 2.5                 |
| 1989-01-03 | 2.6                 |
| 1989-01-04 | 2.4                 |
| 1989-01-05 | 2.4                 |
| 1989-01-06 | 2.4                 |
| 1989-01-07 | 2.3                 |
| 1989-01-08 | 2.3                 |
| 1989-01-09 | 2.2                 |
| 1989-01-10 | 2.2                 |
| 1989-01-11 | 2.2                 |
| 1989-01-12 | 2.2                 |
| 1989-01-13 | 2.2                 |
| 1989-01-14 | 2.3                 |
| 1989-01-15 | 2.2                 |
| 1989-01-16 | 2.2                 |
| 1989-01-17 | 2.3                 |
| 1989-01-18 | 2.3                 |
| 1989-01-19 | 2.3                 |
| 1989-01-20 | 2.3                 |
| 1989-01-21 | 2.2                 |
| 1989-01-22 | 2.2                 |
| 1989-01-23 | 2.2                 |
| 1989-01-24 | 2.2                 |
| 1989-01-25 | 2.3                 |
| 1989-01-26 | 2.3                 |
| 1989-01-27 | 2.3                 |
| 1989-01-28 | 2.2                 |
| 1989-01-29 | 2.2                 |
| 1989-01-30 | 2.4                 |
| 1989-01-31 | 2.3                 |
| 1989-02-01 | 2.4                 |
| 1989-02-02 | 2.3                 |
| 1989-02-03 | 2.3                 |
| 1989-02-04 | 2.1                 |
| 1989-02-05 | 2.0                 |
| 1989-02-06 | 2.2                 |
| 1989-02-07 | 2.5                 |
| 1989-02-08 | 3.1                 |
| 1989-02-09 | 3.0                 |
| 1989-02-10 | 2.9                 |
| 1989-02-11 | 2.8                 |
| 1989-02-12 | 2.8                 |
| 1989-02-13 | 2.8                 |
| 1989-02-14 | 2.7                 |
| 1989-02-15 | 3.0                 |
| 1989-02-16 | 3.5                 |
| 1989-02-17 | 3.3                 |
| 1989-02-18 | 3.3                 |
| 1989-02-19 | 3.3                 |
| 1989-02-20 | 3.3                 |
| 1989-02-21 | 3.3                 |
| 1989-02-22 | 3.7                 |
| 1989-02-23 | 4.0                 |
| 1989-02-24 | 4.4                 |
| 1989-02-25 | 4.7                 |
| 1989-02-26 | 4.4                 |
| 1989-02-27 | 4.3                 |
| 1989-02-28 | 4.6                 |
| 1989-03-01 | 5.0                 |
| 1989-03-02 | 5.4                 |
| 1989-03-03 | 5.4                 |
| 1989-03-04 | 5.4                 |
| 1989-03-05 | 5.4                 |
| 1989-03-06 | 6.0                 |
| 1989-03-07 | 6.0                 |
| 1989-03-08 | 6.0                 |
| 1989-03-09 | 6.6                 |
| 1989-03-10 | 7.6                 |
| 1989-03-11 | 8.6                 |
| 1989-03-12 | 9.0                 |
| 1989-03-13 | 9.0                 |
| 1989-03-14 | 9.0                 |
| 1989-03-15 | 10.0                |
| 1989-03-16 | 12.0                |
| 1989-03-17 | 13.0                |
| 1989-03-18 | 16.0                |
| 1989-03-19 | 19.0                |
| 1989-03-20 | 18.0                |
| 1989-03-21 | 17.0                |
| 1989-03-22 | 17.0                |
| 1989-03-23 | 18.0                |
| 1989-03-24 | 19.0                |
| 1989-03-25 | 19.0                |
| 1989-03-26 | 22.0                |
| 1989-03-27 | 22.0                |
| 1989-03-28 | 23.0                |
| 1989-03-29 | 24.0                |
| 1989-03-30 | 23.0                |
| 1989-03-31 | 22.0                |
| 1989-04-01 | 24.0                |
| 1989-04-02 | 26.0                |
| 1989-04-03 | 25.0                |
| 1989-04-04 | 22.0                |
| 1989-04-05 | 23.0                |
| 1989-04-06 | 33.0                |
| 1989-04-07 | 46.0                |
| 1989-04-08 | 61.0                |
| 1989-04-09 | 67.0                |
| 1989-04-10 | 57.0                |
| 1989-04-11 | 54.0                |
| 1989-04-12 | 53.0                |
| 1989-04-13 | 50.0                |
| 1989-04-14 | 50.0                |
| 1989-04-15 | 53.0                |
| 1989-04-16 | 56.0                |
| 1989-04-17 | 57.0                |
| 1989-04-18 | 60.0                |
| 1989-04-19 | 62.0                |
| 1989-04-20 | 62.0                |
| 1989-04-21 | 62.0                |
| 1989-04-22 | 63.0                |
| 1989-04-23 | 63.0                |
| 1989-04-24 | 61.0                |
| 1989-04-25 | 57.0                |
| 1989-04-26 | 56.0                |
| 1989-04-27 | 51.0                |
| 1989-04-28 | 47.0                |
| 1989-04-29 | 44.0                |
| 1989-04-30 | 41.0                |
| 1989-05-01 | 38.0                |
| 1989-05-02 | 36.0                |
| 1989-05-03 | 35.0                |
| 1989-05-04 | 36.0                |
| 1989-05-05 | 36.0                |
| 1989-05-06 | 36.0                |
| 1989-05-07 | 36.0                |
| 1989-05-08 | 35.0                |
| 1989-05-09 | 34.0                |
| 1989-05-10 | 33.0                |
| 1989-05-11 | 31.0                |
| 1989-05-12 | 31.0                |
| 1989-05-13 | 29.0                |
| 1989-05-14 | 28.0                |
| 1989-05-15 | 28.0                |
| 1989-05-16 | 27.0                |
| 1989-05-17 | 25.0                |
| 1989-05-18 | 23.0                |
| 1989-05-19 | 21.0                |
| 1989-05-20 | 21.0                |
| 1989-05-21 | 21.0                |
| 1989-05-22 | 20.0                |
| 1989-05-23 | 19.0                |
| 1989-05-24 | 18.0                |
| 1989-05-25 | 18.0                |
| 1989-05-26 | 18.0                |
| 1989-05-27 | 16.0                |
| 1989-05-28 | 16.0                |
| 1989-05-29 | 16.0                |
| 1989-05-30 | 16.0                |
| 1989-05-31 | 16.0                |
| 1989-06-01 | 15.0                |
| 1989-06-02 | 15.0                |
| 1989-06-03 | 14.0                |
| 1989-06-04 | 14.0                |
| 1989-06-05 | 13.0                |
| 1989-06-06 | 12.0                |
| 1989-06-07 | 12.0                |
| 1989-06-08 | 12.0                |
| 1989-06-09 | 11.0                |
| 1989-06-10 | 11.0                |
| 1989-06-11 | 10.0                |
| 1989-06-12 | 10.0                |
| 1989-06-13 | 9.4                 |
| 1989-06-14 | 8.9                 |
| 1989-06-15 | 8.7                 |
| 1989-06-16 | 8.2                 |
| 1989-06-17 | 7.9                 |
| 1989-06-18 | 7.5                 |
| 1989-06-19 | 7.0                 |
| 1989-06-20 | 6.3                 |
| 1989-06-21 | 6.0                 |
| 1989-06-22 | 6.2                 |
| 1989-06-23 | 6.5                 |
| 1989-06-24 | 7.2                 |
| 1989-06-25 | 7.4                 |
| 1989-06-26 | 7.4                 |
| 1989-06-27 | 6.1                 |
| 1989-06-28 | 5.8                 |
| 1989-06-29 | 5.7                 |
| 1989-06-30 | 5.5                 |
| 1989-07-01 | 4.9                 |
| 1989-07-02 | 4.6                 |
| 1989-07-03 | 4.5                 |
| 1989-07-04 | 4.2                 |
| 1989-07-05 | 3.8                 |
| 1989-07-06 | 3.7                 |
| 1989-07-07 | 3.4                 |
| 1989-07-08 | 3.4                 |
| 1989-07-09 | 3.9                 |
| 1989-07-10 | 3.9                 |
| 1989-07-11 | 3.5                 |
| 1989-07-12 | 3.9                 |
| 1989-07-13 | 4.3                 |
| 1989-07-14 | 3.5                 |
| 1989-07-15 | 3.0                 |
| 1989-07-16 | 2.8                 |
| 1989-07-17 | 2.4                 |
| 1989-07-18 | 2.4                 |
| 1989-07-19 | 2.3                 |
| 1989-07-20 | 2.2                 |
| 1989-07-21 | 2.3                 |
| 1989-07-22 | 2.1                 |
| 1989-07-23 | 2.0                 |
| 1989-07-24 | 3.7                 |
| 1989-07-25 | 4.8                 |
| 1989-07-26 | 3.7                 |
| 1989-07-27 | 3.3                 |
| 1989-07-28 | 3.0                 |
| 1989-07-29 | 3.3                 |
| 1989-07-30 | 4.1                 |
| 1989-07-31 | 2.6                 |
| 1989-08-01 | 2.1                 |
| 1989-08-02 | 2.3                 |
| 1989-08-03 | 2.0                 |
| 1989-08-04 | 1.7000000000000002  |
| 1989-08-05 | 1.8                 |
| 1989-08-06 | 1.7000000000000002  |
| 1989-08-07 | 1.5                 |
| 1989-08-08 | 1.4                 |
| 1989-08-09 | 1.4                 |
| 1989-08-10 | 1.9                 |
| 1989-08-11 | 2.4                 |
| 1989-08-12 | 2.7                 |
| 1989-08-13 | 2.0                 |
| 1989-08-14 | 1.8                 |
| 1989-08-15 | 2.6                 |
| 1989-08-16 | 3.5                 |
| 1989-08-17 | 2.7                 |
| 1989-08-18 | 4.4                 |
| 1989-08-19 | 3.1                 |
| 1989-08-20 | 2.5                 |
| 1989-08-21 | 2.0                 |
| 1989-08-22 | 1.8                 |
| 1989-08-23 | 1.5                 |
| 1989-08-24 | 1.5                 |
| 1989-08-25 | 1.6                 |
| 1989-08-26 | 1.5                 |
| 1989-08-27 | 1.4                 |
| 1989-08-28 | 1.2                 |
| 1989-08-29 | 1.1                 |
| 1989-08-30 | 0.99                |
| 1989-08-31 | 0.86                |
| 1989-09-01 | 0.78                |
| 1989-09-02 | 0.8200000000000001  |
| 1989-09-03 | 0.73                |
| 1989-09-04 | 0.76                |
| 1989-09-05 | 0.8200000000000001  |
| 1989-09-06 | 0.8                 |
| 1989-09-07 | 0.62                |
| 1989-09-08 | 0.65                |
| 1989-09-09 | 0.91                |
| 1989-09-10 | 1.1                 |
| 1989-09-11 | 1.2                 |
| 1989-09-12 | 1.7000000000000002  |
| 1989-09-13 | 2.0                 |
| 1989-09-14 | 1.7000000000000002  |
| 1989-09-15 | 1.6                 |
| 1989-09-16 | 1.5                 |
| 1989-09-17 | 1.5                 |
| 1989-09-18 | 2.5                 |
| 1989-09-19 | 2.6                 |
| 1989-09-20 | 5.4                 |
| 1989-09-21 | 4.5                 |
| 1989-09-22 | 3.0                 |
| 1989-09-23 | 2.5                 |
| 1989-09-24 | 2.4                 |
| 1989-09-25 | 2.3                 |
| 1989-09-26 | 2.3                 |
| 1989-09-27 | 2.7                 |
| 1989-09-28 | 2.9                 |
| 1989-09-29 | 2.6                 |
| 1989-09-30 | 2.4                 |
| 1989-10-01 | 2.4                 |
| 1989-10-02 | 2.5                 |
| 1989-10-03 | 2.7                 |
| 1989-10-04 | 2.5                 |
| 1989-10-05 | 2.6                 |
| 1989-10-06 | 2.4                 |
| 1989-10-07 | 2.5                 |
| 1989-10-08 | 2.5                 |
| 1989-10-09 | 2.5                 |
| 1989-10-10 | 2.5                 |
| 1989-10-11 | 2.5                 |
| 1989-10-12 | 2.5                 |
| 1989-10-13 | 2.5                 |
| 1989-10-14 | 2.6                 |
| 1989-10-15 | 3.1                 |
| 1989-10-16 | 3.3                 |
| 1989-10-17 | 2.6                 |
| 1989-10-18 | 2.4                 |
| 1989-10-19 | 2.4                 |
| 1989-10-20 | 2.5                 |
| 1989-10-21 | 2.7                 |
| 1989-10-22 | 2.9                 |
| 1989-10-23 | 3.1                 |
| 1989-10-24 | 2.8                 |
| 1989-10-25 | 2.7                 |
| 1989-10-26 | 2.8                 |
| 1989-10-27 | 2.9                 |
| 1989-10-28 | 2.9                 |
| 1989-10-29 | 2.6                 |
| 1989-10-30 | 2.4                 |
| 1989-10-31 | 2.3                 |
| 1989-11-01 | 2.1                 |
| 1989-11-02 | 2.0                 |
| 1989-11-03 | 2.2                 |
| 1989-11-04 | 2.8                 |
| 1989-11-05 | 2.6                 |
| 1989-11-06 | 2.5                 |
| 1989-11-07 | 2.3                 |
| 1989-11-08 | 2.0                 |
| 1989-11-09 | 2.2                 |
| 1989-11-10 | 2.5                 |
| 1989-11-11 | 2.3                 |
| 1989-11-12 | 2.2                 |
| 1989-11-13 | 2.4                 |
| 1989-11-14 | 2.2                 |
| 1989-11-15 | 2.1                 |
| 1989-11-16 | 1.6                 |
| 1989-11-17 | 2.3                 |
| 1989-11-18 | 2.1                 |
| 1989-11-19 | 2.1                 |
| 1989-11-20 | 2.3                 |
| 1989-11-21 | 2.1                 |
| 1989-11-22 | 2.0                 |
| 1989-11-23 | 1.8                 |
| 1989-11-24 | 2.8                 |
| 1989-11-25 | 2.7                 |
| 1989-11-26 | 2.7                 |
| 1989-11-27 | 2.5                 |
| 1989-11-28 | 2.4                 |
| 1989-11-29 | 2.5                 |
| 1989-11-30 | 2.5                 |
| 1989-12-01 | 2.5                 |
| 1989-12-02 | 2.4                 |
| 1989-12-03 | 2.4                 |
| 1989-12-04 | 2.5                 |
| 1989-12-05 | 2.5                 |
| 1989-12-06 | 2.4                 |
| 1989-12-07 | 2.3                 |
| 1989-12-08 | 2.3                 |
| 1989-12-09 | 2.3                 |
| 1989-12-10 | 2.2                 |
| 1989-12-11 | 2.2                 |
| 1989-12-12 | 2.3                 |
| 1989-12-13 | 2.4                 |
| 1989-12-14 | 2.5                 |
| 1989-12-15 | 2.5                 |
| 1989-12-16 | 2.5                 |
| 1989-12-17 | 2.4                 |
| 1989-12-18 | 2.6                 |
| 1989-12-19 | 2.5                 |
| 1989-12-20 | 2.6                 |
| 1989-12-21 | 2.5                 |
| 1989-12-22 | 2.6                 |
| 1989-12-23 | 2.7                 |
| 1989-12-24 | 2.5                 |
| 1989-12-25 | 2.6                 |
| 1989-12-26 | 2.6                 |
| 1989-12-27 | 2.6                 |
| 1989-12-28 | 2.6                 |
| 1989-12-29 | 2.5                 |
| 1989-12-30 | 2.5                 |
| 1989-12-31 | 2.5                 |
| 1990-01-01 | 2.6                 |
| 1990-01-02 | 2.6                 |
| 1990-01-03 | 2.6                 |
| 1990-01-04 | 2.6                 |
| 1990-01-05 | 2.5                 |
| 1990-01-06 | 2.5                 |
| 1990-01-07 | 2.5                 |
| 1990-01-08 | 2.5                 |
| 1990-01-09 | 2.5                 |
| 1990-01-10 | 2.5                 |
| 1990-01-11 | 2.5                 |
| 1990-01-12 | 2.4                 |
| 1990-01-13 | 2.5                 |
| 1990-01-14 | 2.5                 |
| 1990-01-15 | 2.5                 |
| 1990-01-16 | 2.5                 |
| 1990-01-17 | 2.4                 |
| 1990-01-18 | 2.5                 |
| 1990-01-19 | 2.6                 |
| 1990-01-20 | 2.4                 |
| 1990-01-21 | 2.4                 |
| 1990-01-22 | 2.4                 |
| 1990-01-23 | 2.4                 |
| 1990-01-24 | 2.4                 |
| 1990-01-25 | 2.4                 |
| 1990-01-26 | 2.5                 |
| 1990-01-27 | 2.5                 |
| 1990-01-28 | 2.5                 |
| 1990-01-29 | 2.5                 |
| 1990-01-30 | 2.5                 |
| 1990-01-31 | 2.3                 |
| 1990-02-01 | 2.3                 |
| 1990-02-02 | 2.3                 |
| 1990-02-03 | 2.4                 |
| 1990-02-04 | 2.4                 |
| 1990-02-05 | 2.4                 |
| 1990-02-06 | 2.4                 |
| 1990-02-07 | 2.4                 |
| 1990-02-08 | 2.4                 |
| 1990-02-09 | 2.4                 |
| 1990-02-10 | 2.4                 |
| 1990-02-11 | 2.4                 |
| 1990-02-12 | 2.4                 |
| 1990-02-13 | 2.4                 |
| 1990-02-14 | 2.3                 |
| 1990-02-15 | 2.2                 |
| 1990-02-16 | 2.1                 |
| 1990-02-17 | 2.4                 |
| 1990-02-18 | 2.6                 |
| 1990-02-19 | 2.4                 |
| 1990-02-20 | 2.3                 |
| 1990-02-21 | 2.3                 |
| 1990-02-22 | 2.3                 |
| 1990-02-23 | 2.3                 |
| 1990-02-24 | 2.3                 |
| 1990-02-25 | 2.3                 |
| 1990-02-26 | 2.3                 |
| 1990-02-27 | 2.3                 |
| 1990-02-28 | 2.3                 |
| 1990-03-01 | 2.5                 |
| 1990-03-02 | 2.4                 |
| 1990-03-03 | 2.4                 |
| 1990-03-04 | 2.4                 |
| 1990-03-05 | 2.4                 |
| 1990-03-06 | 2.3                 |
| 1990-03-07 | 2.2                 |
| 1990-03-08 | 2.4                 |
| 1990-03-09 | 2.4                 |
| 1990-03-10 | 2.5                 |
| 1990-03-11 | 2.6                 |
| 1990-03-12 | 2.4                 |
| 1990-03-13 | 2.4                 |
| 1990-03-14 | 2.4                 |
| 1990-03-15 | 2.3                 |
| 1990-03-16 | 2.3                 |
| 1990-03-17 | 2.3                 |
| 1990-03-18 | 2.3                 |
| 1990-03-19 | 4.0                 |
| 1990-03-20 | 5.5                 |
| 1990-03-21 | 6.0                 |
| 1990-03-22 | 8.0                 |
| 1990-03-23 | 8.0                 |
| 1990-03-24 | 9.6                 |
| 1990-03-25 | 9.6                 |
| 1990-03-26 | 12.0                |
| 1990-03-27 | 14.0                |
| 1990-03-28 | 14.0                |
| 1990-03-29 | 15.0                |
| 1990-03-30 | 18.0                |
| 1990-03-31 | 21.0                |
| 1990-04-01 | 26.0                |
| 1990-04-02 | 30.0                |
| 1990-04-03 | 32.0                |
| 1990-04-04 | 33.0                |
| 1990-04-05 | 36.0                |
| 1990-04-06 | 42.0                |
| 1990-04-07 | 44.0                |
| 1990-04-08 | 46.0                |
| 1990-04-09 | 41.0                |
| 1990-04-10 | 41.0                |
| 1990-04-11 | 46.0                |
| 1990-04-12 | 51.0                |
| 1990-04-13 | 58.0                |
| 1990-04-14 | 64.0                |
| 1990-04-15 | 68.0                |
| 1990-04-16 | 67.0                |
| 1990-04-17 | 69.0                |
| 1990-04-18 | 66.0                |
| 1990-04-19 | 64.0                |
| 1990-04-20 | 63.0                |
| 1990-04-21 | 65.0                |
| 1990-04-22 | 65.0                |
| 1990-04-23 | 65.0                |
| 1990-04-24 | 65.0                |
| 1990-04-25 | 62.0                |
| 1990-04-26 | 63.0                |
| 1990-04-27 | 61.0                |
| 1990-04-28 | 59.0                |
| 1990-04-29 | 60.0                |
| 1990-04-30 | 56.0                |
| 1990-05-01 | 53.0                |
| 1990-05-02 | 51.0                |
| 1990-05-03 | 50.0                |
| 1990-05-04 | 48.0                |
| 1990-05-05 | 49.0                |
| 1990-05-06 | 50.0                |
| 1990-05-07 | 53.0                |
| 1990-05-08 | 54.0                |
| 1990-05-09 | 52.0                |
| 1990-05-10 | 48.0                |
| 1990-05-11 | 46.0                |
| 1990-05-12 | 44.0                |
| 1990-05-13 | 42.0                |
| 1990-05-14 | 39.0                |
| 1990-05-15 | 39.0                |
| 1990-05-16 | 36.0                |
| 1990-05-17 | 34.0                |
| 1990-05-18 | 33.0                |
| 1990-05-19 | 32.0                |
| 1990-05-20 | 30.0                |
| 1990-05-21 | 29.0                |
| 1990-05-22 | 27.0                |
| 1990-05-23 | 26.0                |
| 1990-05-24 | 25.0                |
| 1990-05-25 | 24.0                |
| 1990-05-26 | 23.0                |
| 1990-05-27 | 22.0                |
| 1990-05-28 | 21.0                |
| 1990-05-29 | 22.0                |
| 1990-05-30 | 21.0                |
| 1990-05-31 | 20.0                |
| 1990-06-01 | 19.0                |
| 1990-06-02 | 19.0                |
| 1990-06-03 | 17.0                |
| 1990-06-04 | 16.0                |
| 1990-06-05 | 16.0                |
| 1990-06-06 | 15.0                |
| 1990-06-07 | 15.0                |
| 1990-06-08 | 15.0                |
| 1990-06-09 | 14.0                |
| 1990-06-10 | 14.0                |
| 1990-06-11 | 16.0                |
| 1990-06-12 | 19.0                |
| 1990-06-13 | 15.0                |
| 1990-06-14 | 13.0                |
| 1990-06-15 | 13.0                |
| 1990-06-16 | 13.0                |
| 1990-06-17 | 12.0                |
| 1990-06-18 | 11.0                |
| 1990-06-19 | 10.0                |
| 1990-06-20 | 9.7                 |
| 1990-06-21 | 9.3                 |
| 1990-06-22 | 9.0                 |
| 1990-06-23 | 8.3                 |
| 1990-06-24 | 7.6                 |
| 1990-06-25 | 7.4                 |
| 1990-06-26 | 6.9                 |
| 1990-06-27 | 6.6                 |
| 1990-06-28 | 6.3                 |
| 1990-06-29 | 6.1                 |
| 1990-06-30 | 6.1                 |
| 1990-07-01 | 6.2                 |
| 1990-07-02 | 6.3                 |
| 1990-07-03 | 6.6                 |
| 1990-07-04 | 6.4                 |
| 1990-07-05 | 6.1                 |
| 1990-07-06 | 5.5                 |
| 1990-07-07 | 5.3                 |
| 1990-07-08 | 5.8                 |
| 1990-07-09 | 7.3                 |
| 1990-07-10 | 5.9                 |
| 1990-07-11 | 5.3                 |
| 1990-07-12 | 5.0                 |
| 1990-07-13 | 4.8                 |
| 1990-07-14 | 4.8                 |
| 1990-07-15 | 4.6                 |
| 1990-07-16 | 5.3                 |
| 1990-07-17 | 4.7                 |
| 1990-07-18 | 4.3                 |
| 1990-07-19 | 9.9                 |
| 1990-07-20 | 7.6                 |
| 1990-07-21 | 4.4                 |
| 1990-07-22 | 3.4                 |
| 1990-07-23 | 3.7                 |
| 1990-07-24 | 6.6                 |
| 1990-07-25 | 5.2                 |
| 1990-07-26 | 4.7                 |
| 1990-07-27 | 4.2                 |
| 1990-07-28 | 4.1                 |
| 1990-07-29 | 3.7                 |
| 1990-07-30 | 3.8                 |
| 1990-07-31 | 3.9                 |
| 1990-08-01 | 3.7                 |
| 1990-08-02 | 3.7                 |
| 1990-08-03 | 3.6                 |
| 1990-08-04 | 3.6                 |
| 1990-08-05 | 3.1                 |
| 1990-08-06 | 2.9                 |
| 1990-08-07 | 2.6                 |
| 1990-08-08 | 2.4                 |
| 1990-08-09 | 2.4                 |
| 1990-08-10 | 2.5                 |
| 1990-08-11 | 3.0                 |
| 1990-08-12 | 2.7                 |
| 1990-08-13 | 3.1                 |
| 1990-08-14 | 3.3                 |
| 1990-08-15 | 2.8                 |
| 1990-08-16 | 4.8                 |
| 1990-08-17 | 5.7                 |
| 1990-08-18 | 3.6                 |
| 1990-08-19 | 2.9                 |
| 1990-08-20 | 2.6                 |
| 1990-08-21 | 2.4                 |
| 1990-08-22 | 2.2                 |
| 1990-08-23 | 2.0                 |
| 1990-08-24 | 1.9                 |
| 1990-08-25 | 1.7000000000000002  |
| 1990-08-26 | 1.3                 |
| 1990-08-27 | 1.1                 |
| 1990-08-28 | 0.92                |
| 1990-08-29 | 0.81                |
| 1990-08-30 | 0.9                 |
| 1990-08-31 | 0.89                |
| 1990-09-01 | 0.88                |
| 1990-09-02 | 1.0                 |
| 1990-09-03 | 1.5                 |
| 1990-09-04 | 1.9                 |
| 1990-09-05 | 3.6                 |
| 1990-09-06 | 2.3                 |
| 1990-09-07 | 2.3                 |
| 1990-09-08 | 2.3                 |
| 1990-09-09 | 2.3                 |
| 1990-09-10 | 2.2                 |
| 1990-09-11 | 2.2                 |
| 1990-09-12 | 2.2                 |
| 1990-09-13 | 2.2                 |
| 1990-09-14 | 2.2                 |
| 1990-09-15 | 2.2                 |
| 1990-09-16 | 2.2                 |
| 1990-09-17 | 2.2                 |
| 1990-09-18 | 2.4                 |
| 1990-09-19 | 2.4                 |
| 1990-09-20 | 2.4                 |
| 1990-09-21 | 2.4                 |
| 1990-09-22 | 2.4                 |
| 1990-09-23 | 2.4                 |
| 1990-09-24 | 2.4                 |
| 1990-09-25 | 2.4                 |
| 1990-09-26 | 2.4                 |
| 1990-09-27 | 2.4                 |
| 1990-09-28 | 2.4                 |
| 1990-09-29 | 2.4                 |
| 1990-09-30 | 2.5                 |
| 1990-10-01 | 2.5                 |
| 1990-10-02 | 2.5                 |
| 1990-10-03 | 2.5                 |
| 1990-10-04 | 2.5                 |
| 1990-10-05 | 2.5                 |
| 1990-10-06 | 2.5                 |
| 1990-10-07 | 2.6                 |
| 1990-10-08 | 2.5                 |
| 1990-10-09 | 2.5                 |
| 1990-10-10 | 2.5                 |
| 1990-10-11 | 2.2                 |
| 1990-10-12 | 2.1                 |
| 1990-10-13 | 2.1                 |
| 1990-10-14 | 2.1                 |
| 1990-10-15 | 2.2                 |
| 1990-10-16 | 2.1                 |
| 1990-10-17 | 2.1                 |
| 1990-10-18 | 1.9                 |
| 1990-10-19 | 2.1                 |
| 1990-10-20 | 2.7                 |
| 1990-10-21 | 2.6                 |
| 1990-10-22 | 2.6                 |
| 1990-10-23 | 2.6                 |
| 1990-10-24 | 2.6                 |
| 1990-10-25 | 2.6                 |
| 1990-10-26 | 2.6                 |
| 1990-10-27 | 2.4                 |
| 1990-10-28 | 2.3                 |
| 1990-10-29 | 2.4                 |
| 1990-10-30 | 2.3                 |
| 1990-10-31 | 2.3                 |
| 1990-11-01 | 2.3                 |
| 1990-11-02 | 2.2                 |
| 1990-11-03 | 2.2                 |
| 1990-11-04 | 2.2                 |
| 1990-11-05 | 2.3                 |
| 1990-11-06 | 2.2                 |
| 1990-11-07 | 2.1                 |
| 1990-11-08 | 2.2                 |
| 1990-11-09 | 2.3                 |
| 1990-11-10 | 2.0                 |
| 1990-11-11 | 2.0                 |
| 1990-11-12 | 2.0                 |
| 1990-11-13 | 2.0                 |
| 1990-11-14 | 2.0                 |
| 1990-11-15 | 1.9                 |
| 1990-11-16 | 1.9                 |
| 1990-11-17 | 1.9                 |
| 1990-11-18 | 1.8                 |
| 1990-11-19 | 1.8                 |
| 1990-11-20 | 1.8                 |
| 1990-11-21 | 1.9                 |
| 1990-11-22 | 1.9                 |
| 1990-11-23 | 2.0                 |
| 1990-11-24 | 2.1                 |
| 1990-11-25 | 2.1                 |
| 1990-11-26 | 2.1                 |
| 1990-11-27 | 2.1                 |
| 1990-11-28 | 2.2                 |
| 1990-11-29 | 2.2                 |
| 1990-11-30 | 2.1                 |
| 1990-12-01 | 2.1                 |
| 1990-12-02 | 2.1                 |
| 1990-12-03 | 2.1                 |
| 1990-12-04 | 2.1                 |
| 1990-12-05 | 2.2                 |
| 1990-12-06 | 2.1                 |
| 1990-12-07 | 2.1                 |
| 1990-12-08 | 2.1                 |
| 1990-12-09 | 2.1                 |
| 1990-12-10 | 2.1                 |
| 1990-12-11 | 2.1                 |
| 1990-12-12 | 2.0                 |
| 1990-12-13 | 2.0                 |
| 1990-12-14 | 1.9                 |
| 1990-12-15 | 2.0                 |
| 1990-12-16 | 1.9                 |
| 1990-12-17 | 2.0                 |
| 1990-12-18 | 1.9                 |
| 1990-12-19 | 1.8                 |
| 1990-12-20 | 1.7000000000000002  |
| 1990-12-21 | 1.4                 |
| 1990-12-22 | 1.5                 |
| 1990-12-23 | 1.6                 |
| 1990-12-24 | 1.8                 |
| 1990-12-25 | 2.0                 |
| 1990-12-26 | 1.9                 |
| 1990-12-27 | 2.0                 |
| 1990-12-28 | 2.1                 |
| 1990-12-29 | 2.0                 |
| 1990-12-30 | 1.8                 |
| 1990-12-31 | 1.9                 |
| 1991-01-01 | 1.9                 |
| 1991-01-02 | 1.8                 |
| 1991-01-03 | 1.8                 |
| 1991-01-04 | 1.7000000000000002  |
| 1991-01-05 | 1.7000000000000002  |
| 1991-01-06 | 1.7000000000000002  |
| 1991-01-07 | 1.7000000000000002  |
| 1991-01-08 | 1.7000000000000002  |
| 1991-01-09 | 1.7000000000000002  |
| 1991-01-10 | 1.7000000000000002  |
| 1991-01-11 | 1.8                 |
| 1991-01-12 | 1.8                 |
| 1991-01-13 | 1.8                 |
| 1991-01-14 | 1.8                 |
| 1991-01-15 | 1.9                 |
| 1991-01-16 | 1.9                 |
| 1991-01-17 | 1.9                 |
| 1991-01-18 | 1.9                 |
| 1991-01-19 | 1.9                 |
| 1991-01-20 | 1.6                 |
| 1991-01-21 | 1.5                 |
| 1991-01-22 | 1.6                 |
| 1991-01-23 | 1.7000000000000002  |
| 1991-01-24 | 1.8                 |
| 1991-01-25 | 1.9                 |
| 1991-01-26 | 1.7000000000000002  |
| 1991-01-27 | 1.8                 |
| 1991-01-28 | 1.8                 |
| 1991-01-29 | 1.8                 |
| 1991-01-30 | 1.7000000000000002  |
| 1991-01-31 | 2.1                 |
| 1991-02-01 | 2.0                 |
| 1991-02-02 | 2.0                 |
| 1991-02-03 | 1.9                 |
| 1991-02-04 | 1.9                 |
| 1991-02-05 | 1.9                 |
| 1991-02-06 | 1.9                 |
| 1991-02-07 | 1.9                 |
| 1991-02-08 | 1.9                 |
| 1991-02-09 | 1.9                 |
| 1991-02-10 | 2.0                 |
| 1991-02-11 | 2.0                 |
| 1991-02-12 | 2.0                 |
| 1991-02-13 | 2.0                 |
| 1991-02-14 | 2.0                 |
| 1991-02-15 | 1.9                 |
| 1991-02-16 | 1.9                 |
| 1991-02-17 | 1.9                 |
| 1991-02-18 | 1.8                 |
| 1991-02-19 | 2.2                 |
| 1991-02-20 | 2.1                 |
| 1991-02-21 | 1.9                 |
| 1991-02-22 | 2.0                 |
| 1991-02-23 | 2.0                 |
| 1991-02-24 | 1.9                 |
| 1991-02-25 | 2.2                 |
| 1991-02-26 | 2.5                 |
| 1991-02-27 | 2.4                 |
| 1991-02-28 | 2.3                 |
| 1991-03-01 | 2.3                 |
| 1991-03-02 | 2.3                 |
| 1991-03-03 | 2.3                 |
| 1991-03-04 | 2.3                 |
| 1991-03-05 | 2.4                 |
| 1991-03-06 | 2.4                 |
| 1991-03-07 | 2.4                 |
| 1991-03-08 | 2.7                 |
| 1991-03-09 | 2.4                 |
| 1991-03-10 | 2.3                 |
| 1991-03-11 | 2.3                 |
| 1991-03-12 | 2.6                 |
| 1991-03-13 | 2.4                 |
| 1991-03-14 | 2.4                 |
| 1991-03-15 | 2.4                 |
| 1991-03-16 | 2.3                 |
| 1991-03-17 | 2.3                 |
| 1991-03-18 | 2.5                 |
| 1991-03-19 | 2.3                 |
| 1991-03-20 | 2.3                 |
| 1991-03-21 | 2.6                 |
| 1991-03-22 | 2.9                 |
| 1991-03-23 | 2.7                 |
| 1991-03-24 | 2.7                 |
| 1991-03-25 | 2.9                 |
| 1991-03-26 | 3.5                 |
| 1991-03-27 | 3.4                 |
| 1991-03-28 | 3.3                 |
| 1991-03-29 | 4.0                 |
| 1991-03-30 | 3.7                 |
| 1991-03-31 | 5.4                 |
| 1991-04-01 | 5.4                 |
| 1991-04-02 | 5.4                 |
| 1991-04-03 | 8.0                 |
| 1991-04-04 | 13.0                |
| 1991-04-05 | 14.0                |
| 1991-04-06 | 18.0                |
| 1991-04-07 | 20.0                |
| 1991-04-08 | 20.0                |
| 1991-04-09 | 20.0                |
| 1991-04-10 | 21.0                |
| 1991-04-11 | 17.0                |
| 1991-04-12 | 15.0                |
| 1991-04-13 | 14.0                |
| 1991-04-14 | 13.0                |
| 1991-04-15 | 15.0                |
| 1991-04-16 | 20.0                |
| 1991-04-17 | 23.0                |
| 1991-04-18 | 24.0                |
| 1991-04-19 | 23.0                |
| 1991-04-20 | 24.0                |
| 1991-04-21 | 25.0                |
| 1991-04-22 | 29.0                |
| 1991-04-23 | 29.0                |
| 1991-04-24 | 31.0                |
| 1991-04-25 | 33.0                |
| 1991-04-26 | 30.0                |
| 1991-04-27 | 27.0                |
| 1991-04-28 | 24.0                |
| 1991-04-29 | 22.0                |
| 1991-04-30 | 21.0                |
| 1991-05-01 | 25.0                |
| 1991-05-02 | 29.0                |
| 1991-05-03 | 28.0                |
| 1991-05-04 | 27.0                |
| 1991-05-05 | 27.0                |
| 1991-05-06 | 32.0                |
| 1991-05-07 | 37.0                |
| 1991-05-08 | 49.0                |
| 1991-05-09 | 64.0                |
| 1991-05-10 | 74.0                |
| 1991-05-11 | 65.0                |
| 1991-05-12 | 59.0                |
| 1991-05-13 | 58.0                |
| 1991-05-14 | 70.0                |
| 1991-05-15 | 72.0                |
| 1991-05-16 | 73.0                |
| 1991-05-17 | 88.0                |
| 1991-05-18 | 100.0               |
| 1991-05-19 | 101.0               |
| 1991-05-20 | 107.0               |
| 1991-05-21 | 108.0               |
| 1991-05-22 | 108.0               |
| 1991-05-23 | 105.0               |
| 1991-05-24 | 101.0               |
| 1991-05-25 | 97.0                |
| 1991-05-26 | 91.0                |
| 1991-05-27 | 84.0                |
| 1991-05-28 | 76.0                |
| 1991-05-29 | 68.0                |
| 1991-05-30 | 63.0                |
| 1991-05-31 | 67.0                |
| 1991-06-01 | 74.0                |
| 1991-06-02 | 63.0                |
| 1991-06-03 | 64.0                |
| 1991-06-04 | 63.0                |
| 1991-06-05 | 69.0                |
| 1991-06-06 | 73.0                |
| 1991-06-07 | 74.0                |
| 1991-06-08 | 72.0                |
| 1991-06-09 | 70.0                |
| 1991-06-10 | 66.0                |
| 1991-06-11 | 62.0                |
| 1991-06-12 | 59.0                |
| 1991-06-13 | 59.0                |
| 1991-06-14 | 53.0                |
| 1991-06-15 | 49.0                |
| 1991-06-16 | 46.0                |
| 1991-06-17 | 43.0                |
| 1991-06-18 | 41.0                |
| 1991-06-19 | 39.0                |
| 1991-06-20 | 36.0                |
| 1991-06-21 | 35.0                |
| 1991-06-22 | 33.0                |
| 1991-06-23 | 31.0                |
| 1991-06-24 | 30.0                |
| 1991-06-25 | 28.0                |
| 1991-06-26 | 27.0                |
| 1991-06-27 | 26.0                |
| 1991-06-28 | 25.0                |
| 1991-06-29 | 23.0                |
| 1991-06-30 | 22.0                |
| 1991-07-01 | 21.0                |
| 1991-07-02 | 20.0                |
| 1991-07-03 | 19.0                |
| 1991-07-04 | 18.0                |
| 1991-07-05 | 17.0                |
| 1991-07-06 | 17.0                |
| 1991-07-07 | 16.0                |
| 1991-07-08 | 19.0                |
| 1991-07-09 | 18.0                |
| 1991-07-10 | 16.0                |
| 1991-07-11 | 15.0                |
| 1991-07-12 | 14.0                |
| 1991-07-13 | 13.0                |
| 1991-07-14 | 12.0                |
| 1991-07-15 | 12.0                |
| 1991-07-16 | 11.0                |
| 1991-07-17 | 11.0                |
| 1991-07-18 | 11.0                |
| 1991-07-19 | 12.0                |
| 1991-07-20 | 12.0                |
| 1991-07-21 | 11.0                |
| 1991-07-22 | 9.8                 |
| 1991-07-23 | 9.0                 |
| 1991-07-24 | 9.0                 |
| 1991-07-25 | 9.2                 |
| 1991-07-26 | 9.1                 |
| 1991-07-27 | 8.3                 |
| 1991-07-28 | 7.6                 |
| 1991-07-29 | 7.3                 |
| 1991-07-30 | 7.6                 |
| 1991-07-31 | 7.0                 |
| 1991-08-01 | 7.4                 |
| 1991-08-02 | 7.2                 |
| 1991-08-03 | 9.4                 |
| 1991-08-04 | 9.1                 |
| 1991-08-05 | 7.8                 |
| 1991-08-06 | 6.7                 |
| 1991-08-07 | 6.3                 |
| 1991-08-08 | 5.9                 |
| 1991-08-09 | 5.6                 |
| 1991-08-10 | 5.5                 |
| 1991-08-11 | 5.1                 |
| 1991-08-12 | 5.6                 |
| 1991-08-13 | 5.1                 |
| 1991-08-14 | 5.2                 |
| 1991-08-15 | 6.4                 |
| 1991-08-16 | 5.5                 |
| 1991-08-17 | 4.8                 |
| 1991-08-18 | 4.5                 |
| 1991-08-19 | 5.1                 |
| 1991-08-20 | 4.6                 |
| 1991-08-21 | 4.1                 |
| 1991-08-22 | 3.9                 |
| 1991-08-23 | 4.5                 |
| 1991-08-24 | 4.5                 |
| 1991-08-25 | 4.7                 |
| 1991-08-26 | 4.9                 |
| 1991-08-27 | 5.4                 |
| 1991-08-28 | 5.5                 |
| 1991-08-29 | 4.3                 |
| 1991-08-30 | 3.8                 |
| 1991-08-31 | 3.5                 |
| 1991-09-01 | 3.8                 |
| 1991-09-02 | 4.1                 |
| 1991-09-03 | 4.0                 |
| 1991-09-04 | 3.6                 |
| 1991-09-05 | 3.2                 |
| 1991-09-06 | 4.6                 |
| 1991-09-07 | 7.5                 |
| 1991-09-08 | 6.7                 |
| 1991-09-09 | 4.0                 |
| 1991-09-10 | 3.4                 |
| 1991-09-11 | 4.4                 |
| 1991-09-12 | 4.5                 |
| 1991-09-13 | 3.7                 |
| 1991-09-14 | 3.1                 |
| 1991-09-15 | 3.1                 |
| 1991-09-16 | 3.5                 |
| 1991-09-17 | 3.2                 |
| 1991-09-18 | 3.1                 |
| 1991-09-19 | 3.2                 |
| 1991-09-20 | 2.9                 |
| 1991-09-21 | 3.0                 |
| 1991-09-22 | 2.8                 |
| 1991-09-23 | 2.8                 |
| 1991-09-24 | 2.9                 |
| 1991-09-25 | 2.9                 |
| 1991-09-26 | 2.9                 |
| 1991-09-27 | 3.0                 |
| 1991-09-28 | 3.1                 |
| 1991-09-29 | 3.6                 |
| 1991-09-30 | 3.4                 |
| 1991-10-01 | 3.2                 |
| 1991-10-02 | 3.1                 |
| 1991-10-03 | 3.0                 |
| 1991-10-04 | 2.9                 |
| 1991-10-05 | 3.0                 |
| 1991-10-06 | 3.1                 |
| 1991-10-07 | 3.2                 |
| 1991-10-08 | 3.1                 |
| 1991-10-09 | 3.1                 |
| 1991-10-10 | 3.2                 |
| 1991-10-11 | 3.3                 |
| 1991-10-12 | 3.2                 |
| 1991-10-13 | 3.3                 |
| 1991-10-14 | 2.9                 |
| 1991-10-15 | 2.9                 |
| 1991-10-16 | 2.6                 |
| 1991-10-17 | 2.4                 |
| 1991-10-18 | 2.4                 |
| 1991-10-19 | 2.4                 |
| 1991-10-20 | 2.5                 |
| 1991-10-21 | 2.5                 |
| 1991-10-22 | 2.6                 |
| 1991-10-23 | 3.1                 |
| 1991-10-24 | 3.2                 |
| 1991-10-25 | 3.0                 |
| 1991-10-26 | 3.1                 |
| 1991-10-27 | 3.2                 |
| 1991-10-28 | 3.2                 |
| 1991-10-29 | 3.1                 |
| 1991-10-30 | 3.2                 |
| 1991-10-31 | 3.2                 |
| 1991-11-01 | 3.3                 |
| 1991-11-02 | 3.2                 |
| 1991-11-03 | 3.0                 |
| 1991-11-04 | 2.9                 |
| 1991-11-05 | 2.9                 |
| 1991-11-06 | 3.0                 |
| 1991-11-07 | 3.0                 |
| 1991-11-08 | 3.0                 |
| 1991-11-09 | 3.0                 |
| 1991-11-10 | 2.9                 |
| 1991-11-11 | 2.9                 |
| 1991-11-12 | 2.9                 |
| 1991-11-13 | 3.0                 |
| 1991-11-14 | 3.6                 |
| 1991-11-15 | 3.7                 |
| 1991-11-16 | 3.6                 |
| 1991-11-17 | 3.4                 |
| 1991-11-18 | 3.8                 |
| 1991-11-19 | 4.0                 |
| 1991-11-20 | 4.2                 |
| 1991-11-21 | 3.8                 |
| 1991-11-22 | 3.6                 |
| 1991-11-23 | 3.5                 |
| 1991-11-24 | 3.5                 |
| 1991-11-25 | 3.3                 |
| 1991-11-26 | 3.3                 |
| 1991-11-27 | 3.3                 |
| 1991-11-28 | 3.3                 |
| 1991-11-29 | 3.3                 |
| 1991-11-30 | 3.3                 |
| 1991-12-01 | 3.1                 |
| 1991-12-02 | 3.2                 |
| 1991-12-03 | 3.3                 |
| 1991-12-04 | 3.1                 |
| 1991-12-05 | 3.1                 |
| 1991-12-06 | 3.3                 |
| 1991-12-07 | 3.1                 |
| 1991-12-08 | 3.1                 |
| 1991-12-09 | 3.1                 |
| 1991-12-10 | 3.1                 |
| 1991-12-11 | 3.1                 |
| 1991-12-12 | 3.0                 |
| 1991-12-13 | 3.2                 |
| 1991-12-14 | 3.1                 |
| 1991-12-15 | 3.0                 |
| 1991-12-16 | 2.9                 |
| 1991-12-17 | 2.9                 |
| 1991-12-18 | 2.9                 |
| 1991-12-19 | 2.8                 |
| 1991-12-20 | 2.8                 |
| 1991-12-21 | 2.7                 |
| 1991-12-22 | 3.1                 |
| 1991-12-23 | 3.0                 |
| 1991-12-24 | 3.0                 |
| 1991-12-25 | 3.0                 |
| 1991-12-26 | 3.0                 |
| 1991-12-27 | 3.0                 |
| 1991-12-28 | 3.0                 |
| 1991-12-29 | 2.8                 |
| 1991-12-30 | 3.0                 |
| 1991-12-31 | 3.0                 |
| 1992-01-01 | 2.9                 |
| 1992-01-02 | 2.8                 |
| 1992-01-03 | 2.7                 |
| 1992-01-04 | 2.9                 |
| 1992-01-05 | 2.9                 |
| 1992-01-06 | 2.8                 |
| 1992-01-07 | 2.9                 |
| 1992-01-08 | 2.8                 |
| 1992-01-09 | 2.8                 |
| 1992-01-10 | 3.0                 |
| 1992-01-11 | 2.9                 |
| 1992-01-12 | 3.1                 |
| 1992-01-13 | 3.0                 |
| 1992-01-14 | 3.1                 |
| 1992-01-15 | 3.2                 |
| 1992-01-16 | 2.9                 |
| 1992-01-17 | 3.0                 |
| 1992-01-18 | 3.2                 |
| 1992-01-19 | 2.9                 |
| 1992-01-20 | 3.0                 |
| 1992-01-21 | 3.0                 |
| 1992-01-22 | 3.2                 |
| 1992-01-23 | 3.3                 |
| 1992-01-24 | 3.1                 |
| 1992-01-25 | 3.1                 |
| 1992-01-26 | 3.2                 |
| 1992-01-27 | 3.1                 |
| 1992-01-28 | 3.3                 |
| 1992-01-29 | 3.1                 |
| 1992-01-30 | 3.1                 |
| 1992-01-31 | 3.1                 |
| 1992-02-01 | 3.0                 |
| 1992-02-02 | 3.1                 |
| 1992-02-03 | 3.1                 |
| 1992-02-04 | 3.0                 |
| 1992-02-05 | 3.1                 |
| 1992-02-06 | 3.1                 |
| 1992-02-07 | 3.1                 |
| 1992-02-08 | 3.1                 |
| 1992-02-09 | 3.1                 |
| 1992-02-10 | 3.1                 |
| 1992-02-11 | 3.2                 |
| 1992-02-12 | 3.1                 |
| 1992-02-13 | 3.2                 |
| 1992-02-14 | 3.2                 |
| 1992-02-15 | 3.1                 |
| 1992-02-16 | 3.2                 |
| 1992-02-17 | 3.1                 |
| 1992-02-18 | 3.1                 |
| 1992-02-19 | 3.2                 |
| 1992-02-20 | 3.4                 |
| 1992-02-21 | 3.4                 |
| 1992-02-22 | 3.4                 |
| 1992-02-23 | 3.4                 |
| 1992-02-24 | 3.6                 |
| 1992-02-25 | 3.8                 |
| 1992-02-26 | 3.9                 |
| 1992-02-27 | 4.0                 |
| 1992-02-28 | 4.0                 |
| 1992-02-29 | 4.0                 |
| 1992-03-01 | 4.0                 |
| 1992-03-02 | 4.0                 |
| 1992-03-03 | 4.0                 |
| 1992-03-04 | 4.0                 |
| 1992-03-05 | 4.5                 |
| 1992-03-06 | 4.3                 |
| 1992-03-07 | 4.3                 |
| 1992-03-08 | 5.0                 |
| 1992-03-09 | 4.9                 |
| 1992-03-10 | 5.4                 |
| 1992-03-11 | 7.0                 |
| 1992-03-12 | 10.0                |
| 1992-03-13 | 15.0                |
| 1992-03-14 | 14.0                |
| 1992-03-15 | 18.0                |
| 1992-03-16 | 17.0                |
| 1992-03-17 | 15.0                |
| 1992-03-18 | 13.0                |
| 1992-03-19 | 12.0                |
| 1992-03-20 | 11.0                |
| 1992-03-21 | 12.0                |
| 1992-03-22 | 12.0                |
| 1992-03-23 | 13.0                |
| 1992-03-24 | 13.0                |
| 1992-03-25 | 13.0                |
| 1992-03-26 | 13.0                |
| 1992-03-27 | 13.0                |
| 1992-03-28 | 13.0                |
| 1992-03-29 | 14.0                |
| 1992-03-30 | 15.0                |
| 1992-03-31 | 16.0                |
| 1992-04-01 | 17.0                |
| 1992-04-02 | 16.0                |
| 1992-04-03 | 17.0                |
| 1992-04-04 | 19.0                |
| 1992-04-05 | 20.0                |
| 1992-04-06 | 21.0                |
| 1992-04-07 | 20.0                |
| 1992-04-08 | 19.0                |
| 1992-04-09 | 20.0                |
| 1992-04-10 | 20.0                |
| 1992-04-11 | 21.0                |
| 1992-04-12 | 22.0                |
| 1992-04-13 | 21.0                |
| 1992-04-14 | 20.0                |
| 1992-04-15 | 21.0                |
| 1992-04-16 | 21.0                |
| 1992-04-17 | 20.0                |
| 1992-04-18 | 23.0                |
| 1992-04-19 | 21.0                |
| 1992-04-20 | 20.0                |
| 1992-04-21 | 19.0                |
| 1992-04-22 | 18.0                |
| 1992-04-23 | 17.0                |
| 1992-04-24 | 17.0                |
| 1992-04-25 | 17.0                |
| 1992-04-26 | 17.0                |
| 1992-04-27 | 17.0                |
| 1992-04-28 | 17.0                |
| 1992-04-29 | 17.0                |
| 1992-04-30 | 16.0                |
| 1992-05-01 | 16.0                |
| 1992-05-02 | 16.0                |
| 1992-05-03 | 15.0                |
| 1992-05-04 | 15.0                |
| 1992-05-05 | 15.0                |
| 1992-05-06 | 14.0                |
| 1992-05-07 | 14.0                |
| 1992-05-08 | 14.0                |
| 1992-05-09 | 18.0                |
| 1992-05-10 | 16.0                |
| 1992-05-11 | 14.0                |
| 1992-05-12 | 13.0                |
| 1992-05-13 | 14.0                |
| 1992-05-14 | 12.0                |
| 1992-05-15 | 12.0                |
| 1992-05-16 | 11.0                |
| 1992-05-17 | 11.0                |
| 1992-05-18 | 11.0                |
| 1992-05-19 | 10.0                |
| 1992-05-20 | 13.0                |
| 1992-05-21 | 14.0                |
| 1992-05-22 | 13.0                |
| 1992-05-23 | 11.0                |
| 1992-05-24 | 11.0                |
| 1992-05-25 | 11.0                |
| 1992-05-26 | 22.0                |
| 1992-05-27 | 20.0                |
| 1992-05-28 | 13.0                |
| 1992-05-29 | 11.0                |
| 1992-05-30 | 11.0                |
| 1992-05-31 | 9.7                 |
| 1992-06-01 | 9.1                 |
| 1992-06-02 | 8.9                 |
| 1992-06-03 | 8.4                 |
| 1992-06-04 | 8.0                 |
| 1992-06-05 | 7.8                 |
| 1992-06-06 | 7.4                 |
| 1992-06-07 | 7.8                 |
| 1992-06-08 | 8.1                 |
| 1992-06-09 | 7.6                 |
| 1992-06-10 | 7.3                 |
| 1992-06-11 | 7.2                 |
| 1992-06-12 | 7.0                 |
| 1992-06-13 | 6.6                 |
| 1992-06-14 | 6.4                 |
| 1992-06-15 | 7.2                 |
| 1992-06-16 | 7.2                 |
| 1992-06-17 | 7.1                 |
| 1992-06-18 | 6.5                 |
| 1992-06-19 | 5.9                 |
| 1992-06-20 | 5.5                 |
| 1992-06-21 | 5.3                 |
| 1992-06-22 | 5.2                 |
| 1992-06-23 | 4.7                 |
| 1992-06-24 | 4.5                 |
| 1992-06-25 | 4.9                 |
| 1992-06-26 | 5.5                 |
| 1992-06-27 | 5.0                 |
| 1992-06-28 | 4.1                 |
| 1992-06-29 | 3.7                 |
| 1992-06-30 | 3.5                 |
| 1992-07-01 | 3.5                 |
| 1992-07-02 | 3.9                 |
| 1992-07-03 | 3.4                 |
| 1992-07-04 | 3.3                 |
| 1992-07-05 | 2.8                 |
| 1992-07-06 | 2.7                 |
| 1992-07-07 | 3.0                 |
| 1992-07-08 | 4.8                 |
| 1992-07-09 | 4.0                 |
| 1992-07-10 | 3.2                 |
| 1992-07-11 | 6.4                 |
| 1992-07-12 | 5.3                 |
| 1992-07-13 | 3.7                 |
| 1992-07-14 | 3.0                 |
| 1992-07-15 | 2.5                 |
| 1992-07-16 | 2.6                 |
| 1992-07-17 | 2.4                 |
| 1992-07-18 | 2.0                 |
| 1992-07-19 | 2.0                 |
| 1992-07-20 | 1.9                 |
| 1992-07-21 | 2.0                 |
| 1992-07-22 | 1.9                 |
| 1992-07-23 | 1.8                 |
| 1992-07-24 | 1.6                 |
| 1992-07-25 | 1.6                 |
| 1992-07-26 | 1.6                 |
| 1992-07-27 | 1.4                 |
| 1992-07-28 | 1.2                 |
| 1992-07-29 | 1.2                 |
| 1992-07-30 | 0.9500000000000001  |
| 1992-07-31 | 0.71                |
| 1992-08-01 | 0.5                 |
| 1992-08-02 | 0.44                |
| 1992-08-03 | 0.45                |
| 1992-08-04 | 0.38                |
| 1992-08-05 | 0.35000000000000003 |
| 1992-08-06 | 0.5                 |
| 1992-08-07 | 0.86                |
| 1992-08-08 | 1.2                 |
| 1992-08-09 | 1.4                 |
| 1992-08-10 | 1.3                 |
| 1992-08-11 | 1.1                 |
| 1992-08-12 | 0.9                 |
| 1992-08-13 | 0.8                 |
| 1992-08-14 | 0.76                |
| 1992-08-15 | 0.74                |
| 1992-08-16 | 1.2                 |
| 1992-08-17 | 1.1                 |
| 1992-08-18 | 0.9                 |
| 1992-08-19 | 0.64                |
| 1992-08-20 | 0.45                |
| 1992-08-21 | 0.31                |
| 1992-08-22 | 0.27                |
| 1992-08-23 | 0.58                |
| 1992-08-24 | 0.9400000000000001  |
| 1992-08-25 | 0.93                |
| 1992-08-26 | 0.77                |
| 1992-08-27 | 0.45                |
| 1992-08-28 | 0.43                |
| 1992-08-29 | 0.37                |
| 1992-08-30 | 0.33                |
| 1992-08-31 | 0.55                |
| 1992-09-01 | 0.65                |
| 1992-09-02 | 1.1                 |
| 1992-09-03 | 1.2                 |
| 1992-09-04 | 1.2                 |
| 1992-09-05 | 1.7000000000000002  |
| 1992-09-06 | 2.5                 |
| 1992-09-07 | 2.1                 |
| 1992-09-08 | 1.9                 |
| 1992-09-09 | 2.1                 |
| 1992-09-10 | 1.0                 |
| 1992-09-11 | 0.97                |
| 1992-09-12 | 0.71                |
| 1992-09-13 | 0.9                 |
| 1992-09-14 | 0.76                |
| 1992-09-15 | 0.85                |
| 1992-09-16 | 0.9500000000000001  |
| 1992-09-17 | 2.2                 |
| 1992-09-18 | 1.1                 |
| 1992-09-19 | 0.99                |
| 1992-09-20 | 0.97                |
| 1992-09-21 | 0.99                |
| 1992-09-22 | 1.8                 |
| 1992-09-23 | 1.6                 |
| 1992-09-24 | 1.6                 |
| 1992-09-25 | 1.7000000000000002  |
| 1992-09-26 | 1.9                 |
| 1992-09-27 | 1.8                 |
| 1992-09-28 | 1.7000000000000002  |
| 1992-09-29 | 1.6                 |
| 1992-09-30 | 1.5                 |
| 1992-10-01 | 1.5                 |
| 1992-10-02 | 1.6                 |
| 1992-10-03 | 1.6                 |
| 1992-10-04 | 1.6                 |
| 1992-10-05 | 1.5                 |
| 1992-10-06 | 1.4                 |
| 1992-10-07 | 1.4                 |
| 1992-10-08 | 1.3                 |
| 1992-10-09 | 1.5                 |
| 1992-10-10 | 1.6                 |
| 1992-10-11 | 1.8                 |
| 1992-10-12 | 1.7000000000000002  |
| 1992-10-13 | 1.9                 |
| 1992-10-14 | 1.9                 |
| 1992-10-15 | 1.9                 |
| 1992-10-16 | 2.0                 |
| 1992-10-17 | 2.2                 |
| 1992-10-18 | 2.2                 |
| 1992-10-19 | 2.4                 |
| 1992-10-20 | 2.3                 |
| 1992-10-21 | 2.4                 |
| 1992-10-22 | 2.6                 |
| 1992-10-23 | 2.7                 |
| 1992-10-24 | 2.7                 |
| 1992-10-25 | 3.2                 |
| 1992-10-26 | 3.5                 |
| 1992-10-27 | 3.5                 |
| 1992-10-28 | 3.6                 |
| 1992-10-29 | 4.3                 |
| 1992-10-30 | 4.6                 |
| 1992-10-31 | 5.6                 |
| 1992-11-01 | 4.8                 |
| 1992-11-02 | 5.3                 |
| 1992-11-03 | 4.6                 |
| 1992-11-04 | 4.7                 |
| 1992-11-05 | 4.8                 |
| 1992-11-06 | 4.7                 |
| 1992-11-07 | 4.7                 |
| 1992-11-08 | 4.7                 |
| 1992-11-09 | 4.6                 |
| 1992-11-10 | 4.4                 |
| 1992-11-11 | 4.5                 |
| 1992-11-12 | 4.6                 |
| 1992-11-13 | 5.0                 |
| 1992-11-14 | 5.4                 |
| 1992-11-15 | 5.6                 |
| 1992-11-16 | 5.6                 |
| 1992-11-17 | 5.7                 |
| 1992-11-18 | 4.9                 |
| 1992-11-19 | 4.5                 |
| 1992-11-20 | 4.6                 |
| 1992-11-21 | 4.6                 |
| 1992-11-22 | 4.3                 |
| 1992-11-23 | 4.1                 |
| 1992-11-24 | 3.8                 |
| 1992-11-25 | 3.7                 |
| 1992-11-26 | 3.9                 |
| 1992-11-27 | 3.8                 |
| 1992-11-28 | 3.9                 |
| 1992-11-29 | 3.9                 |
| 1992-11-30 | 3.7                 |
| 1992-12-01 | 3.9                 |
| 1992-12-02 | 3.8                 |
| 1992-12-03 | 4.0                 |
| 1992-12-04 | 3.7                 |
| 1992-12-05 | 3.7                 |
| 1992-12-06 | 3.4                 |
| 1992-12-07 | 3.5                 |
| 1992-12-08 | 3.6                 |
| 1992-12-09 | 3.6                 |
| 1992-12-10 | 3.6                 |
| 1992-12-11 | 3.6                 |
| 1992-12-12 | 3.8                 |
| 1992-12-13 | 3.5                 |
| 1992-12-14 | 3.3                 |
| 1992-12-15 | 3.5                 |
| 1992-12-16 | 3.4                 |
| 1992-12-17 | 3.3                 |
| 1992-12-18 | 3.2                 |
| 1992-12-19 | 3.2                 |
| 1992-12-20 | 2.8                 |
| 1992-12-21 | 3.1                 |
| 1992-12-22 | 3.2                 |
| 1992-12-23 | 3.3                 |
| 1992-12-24 | 3.1                 |
| 1992-12-25 | 3.2                 |
| 1992-12-26 | 3.0                 |
| 1992-12-27 | 2.9                 |
| 1992-12-28 | 3.1                 |
| 1992-12-29 | 3.1                 |
| 1992-12-30 | 3.0                 |
| 1992-12-31 | 3.0                 |
| 1993-01-01 | 3.1                 |
| 1993-01-02 | 3.1                 |
| 1993-01-03 | 3.0                 |
| 1993-01-04 | 2.9                 |
| 1993-01-05 | 2.9                 |
| 1993-01-06 | 3.0                 |
| 1993-01-07 | 3.0                 |
| 1993-01-08 | 3.1                 |
| 1993-01-09 | 3.2                 |
| 1993-01-10 | 3.2                 |
| 1993-01-11 | 3.0                 |
| 1993-01-12 | 2.9                 |
| 1993-01-13 | 3.1                 |
| 1993-01-14 | 3.2                 |
| 1993-01-15 | 3.2                 |
| 1993-01-16 | 3.3                 |
| 1993-01-17 | 3.3                 |
| 1993-01-18 | 3.2                 |
| 1993-01-19 | 3.2                 |
| 1993-01-20 | 3.0                 |
| 1993-01-21 | 2.9                 |
| 1993-01-22 | 3.0                 |
| 1993-01-23 | 2.9                 |
| 1993-01-24 | 2.9                 |
| 1993-01-25 | 2.8                 |
| 1993-01-26 | 3.0                 |
| 1993-01-27 | 3.0                 |
| 1993-01-28 | 3.1                 |
| 1993-01-29 | 3.0                 |
| 1993-01-30 | 3.0                 |
| 1993-01-31 | 2.8                 |
| 1993-02-01 | 3.2                 |
| 1993-02-02 | 3.1                 |
| 1993-02-03 | 3.1                 |
| 1993-02-04 | 3.0                 |
| 1993-02-05 | 3.0                 |
| 1993-02-06 | 3.0                 |
| 1993-02-07 | 3.2                 |
| 1993-02-08 | 3.1                 |
| 1993-02-09 | 3.1                 |
| 1993-02-10 | 3.3                 |
| 1993-02-11 | 3.3                 |
| 1993-02-12 | 3.2                 |
| 1993-02-13 | 3.1                 |
| 1993-02-14 | 3.0                 |
| 1993-02-15 | 3.0                 |
| 1993-02-16 | 3.2                 |
| 1993-02-17 | 3.3                 |
| 1993-02-18 | 3.1                 |
| 1993-02-19 | 3.4                 |
| 1993-02-20 | 3.3                 |
| 1993-02-21 | 3.2                 |
| 1993-02-22 | 3.1                 |
| 1993-02-23 | 3.1                 |
| 1993-02-24 | 3.3                 |
| 1993-02-25 | 3.2                 |
| 1993-02-26 | 3.3                 |
| 1993-02-27 | 3.4                 |
| 1993-02-28 | 3.5                 |
| 1993-03-01 | 3.7                 |
| 1993-03-02 | 3.5                 |
| 1993-03-03 | 3.3                 |
| 1993-03-04 | 3.8                 |
| 1993-03-05 | 4.5                 |
| 1993-03-06 | 5.4                 |
| 1993-03-07 | 6.0                 |
| 1993-03-08 | 5.6                 |
| 1993-03-09 | 5.8                 |
| 1993-03-10 | 5.6                 |
| 1993-03-11 | 5.2                 |
| 1993-03-12 | 4.7                 |
| 1993-03-13 | 5.0                 |
| 1993-03-14 | 5.2                 |
| 1993-03-15 | 5.2                 |
| 1993-03-16 | 5.2                 |
| 1993-03-17 | 5.4                 |
| 1993-03-18 | 6.2                 |
| 1993-03-19 | 5.5                 |
| 1993-03-20 | 7.0                 |
| 1993-03-21 | 7.0                 |
| 1993-03-22 | 8.0                 |
| 1993-03-23 | 11.0                |
| 1993-03-24 | 11.0                |
| 1993-03-25 | 16.0                |
| 1993-03-26 | 30.0                |
| 1993-03-27 | 59.0                |
| 1993-03-28 | 54.0                |
| 1993-03-29 | 50.0                |
| 1993-03-30 | 44.0                |
| 1993-03-31 | 38.0                |
| 1993-04-01 | 39.0                |
| 1993-04-02 | 43.0                |
| 1993-04-03 | 38.0                |
| 1993-04-04 | 42.0                |
| 1993-04-05 | 53.0                |
| 1993-04-06 | 46.0                |
| 1993-04-07 | 40.0                |
| 1993-04-08 | 41.0                |
| 1993-04-09 | 48.0                |
| 1993-04-10 | 59.0                |
| 1993-04-11 | 64.0                |
| 1993-04-12 | 66.0                |
| 1993-04-13 | 61.0                |
| 1993-04-14 | 60.0                |
| 1993-04-15 | 62.0                |
| 1993-04-16 | 72.0                |
| 1993-04-17 | 91.0                |
| 1993-04-18 | 111.0               |
| 1993-04-19 | 96.0                |
| 1993-04-20 | 86.0                |
| 1993-04-21 | 91.0                |
| 1993-04-22 | 116.0               |
| 1993-04-23 | 135.0               |
| 1993-04-24 | 132.0               |
| 1993-04-25 | 126.0               |
| 1993-04-26 | 140.0               |
| 1993-04-27 | 158.0               |
| 1993-04-28 | 175.0               |
| 1993-04-29 | 181.0               |
| 1993-04-30 | 181.0               |
| 1993-05-01 | 177.0               |
| 1993-05-02 | 184.0               |
| 1993-05-03 | 200.0               |
| 1993-05-04 | 222.0               |
| 1993-05-05 | 213.0               |
| 1993-05-06 | 198.0               |
| 1993-05-07 | 196.0               |
| 1993-05-08 | 178.0               |
| 1993-05-09 | 164.0               |
| 1993-05-10 | 158.0               |
| 1993-05-11 | 176.0               |
| 1993-05-12 | 219.0               |
| 1993-05-13 | 272.0               |
| 1993-05-14 | 309.0               |
| 1993-05-15 | 327.0               |
| 1993-05-16 | 356.0               |
| 1993-05-17 | 372.0               |
| 1993-05-18 | 381.0               |
| 1993-05-19 | 360.0               |
| 1993-05-20 | 347.0               |
| 1993-05-21 | 343.0               |
| 1993-05-22 | 326.0               |
| 1993-05-23 | 296.0               |
| 1993-05-24 | 268.0               |
| 1993-05-25 | 240.0               |
| 1993-05-26 | 217.0               |
| 1993-05-27 | 200.0               |
| 1993-05-28 | 183.0               |
| 1993-05-29 | 164.0               |
| 1993-05-30 | 149.0               |
| 1993-05-31 | 137.0               |
| 1993-06-01 | 129.0               |
| 1993-06-02 | 120.0               |
| 1993-06-03 | 123.0               |
| 1993-06-04 | 104.0               |
| 1993-06-05 | 101.0               |
| 1993-06-06 | 94.0                |
| 1993-06-07 | 87.0                |
| 1993-06-08 | 83.0                |
| 1993-06-09 | 76.0                |
| 1993-06-10 | 71.0                |
| 1993-06-11 | 67.0                |
| 1993-06-12 | 63.0                |
| 1993-06-13 | 60.0                |
| 1993-06-14 | 57.0                |
| 1993-06-15 | 54.0                |
| 1993-06-16 | 51.0                |
| 1993-06-17 | 56.0                |
| 1993-06-18 | 50.0                |
| 1993-06-19 | 46.0                |
| 1993-06-20 | 44.0                |
| 1993-06-21 | 46.0                |
| 1993-06-22 | 43.0                |
| 1993-06-23 | 39.0                |
| 1993-06-24 | 36.0                |
| 1993-06-25 | 35.0                |
| 1993-06-26 | 33.0                |
| 1993-06-27 | 33.0                |
| 1993-06-28 | 31.0                |
| 1993-06-29 | 30.0                |
| 1993-06-30 | 30.0                |
| 1993-07-01 | 28.0                |
| 1993-07-02 | 26.0                |
| 1993-07-03 | 25.0                |
| 1993-07-04 | 24.0                |
| 1993-07-05 | 24.0                |
| 1993-07-06 | 22.0                |
| 1993-07-07 | 21.0                |
| 1993-07-08 | 20.0                |
| 1993-07-09 | 19.0                |
| 1993-07-10 | 18.0                |
| 1993-07-11 | 17.0                |
| 1993-07-12 | 17.0                |
| 1993-07-13 | 16.0                |
| 1993-07-14 | 15.0                |
| 1993-07-15 | 14.0                |
| 1993-07-16 | 14.0                |
| 1993-07-17 | 13.0                |
| 1993-07-18 | 13.0                |
| 1993-07-19 | 13.0                |
| 1993-07-20 | 12.0                |
| 1993-07-21 | 11.0                |
| 1993-07-22 | 11.0                |
| 1993-07-23 | 12.0                |
| 1993-07-24 | 14.0                |
| 1993-07-25 | 12.0                |
| 1993-07-26 | 11.0                |
| 1993-07-27 | 11.0                |
| 1993-07-28 | 9.8                 |
| 1993-07-29 | 9.3                 |
| 1993-07-30 | 9.6                 |
| 1993-07-31 | 8.5                 |
| 1993-08-01 | 8.1                 |
| 1993-08-02 | 7.7                 |
| 1993-08-03 | 7.6                 |
| 1993-08-04 | 7.6                 |
| 1993-08-05 | 8.0                 |
| 1993-08-06 | 8.1                 |
| 1993-08-07 | 7.7                 |
| 1993-08-08 | 14.0                |
| 1993-08-09 | 10.0                |
| 1993-08-10 | 12.0                |
| 1993-08-11 | 15.0                |
| 1993-08-12 | 10.0                |
| 1993-08-13 | 8.3                 |
| 1993-08-14 | 7.6                 |
| 1993-08-15 | 7.3                 |
| 1993-08-16 | 6.8                 |
| 1993-08-17 | 6.5                 |
| 1993-08-18 | 6.4                 |
| 1993-08-19 | 6.4                 |
| 1993-08-20 | 6.6                 |
| 1993-08-21 | 8.0                 |
| 1993-08-22 | 6.3                 |
| 1993-08-23 | 5.9                 |
| 1993-08-24 | 5.6                 |
| 1993-08-25 | 5.3                 |
| 1993-08-26 | 5.9                 |
| 1993-08-27 | 5.9                 |
| 1993-08-28 | 5.3                 |
| 1993-08-29 | 5.0                 |
| 1993-08-30 | 4.9                 |
| 1993-08-31 | 5.1                 |
| 1993-09-01 | 5.2                 |
| 1993-09-02 | 4.7                 |
| 1993-09-03 | 4.4                 |
| 1993-09-04 | 4.3                 |
| 1993-09-05 | 5.2                 |
| 1993-09-06 | 5.1                 |
| 1993-09-07 | 4.6                 |
| 1993-09-08 | 4.1                 |
| 1993-09-09 | 4.1                 |
| 1993-09-10 | 3.8                 |
| 1993-09-11 | 3.7                 |
| 1993-09-12 | 3.5                 |
| 1993-09-13 | 3.5                 |
| 1993-09-14 | 3.9                 |
| 1993-09-15 | 4.2                 |
| 1993-09-16 | 4.2                 |
| 1993-09-17 | 5.1                 |
| 1993-09-18 | 5.8                 |
| 1993-09-19 | 5.4                 |
| 1993-09-20 | 4.7                 |
| 1993-09-21 | 4.5                 |
| 1993-09-22 | 4.1                 |
| 1993-09-23 | 4.1                 |
| 1993-09-24 | 4.2                 |
| 1993-09-25 | 4.3                 |
| 1993-09-26 | 4.2                 |
| 1993-09-27 | 4.1                 |
| 1993-09-28 | 4.1                 |
| 1993-09-29 | 4.1                 |
| 1993-09-30 | 4.1                 |
| 1993-10-01 | 4.0                 |
| 1993-10-02 | 4.2                 |
| 1993-10-03 | 4.2                 |
| 1993-10-04 | 4.1                 |
| 1993-10-05 | 4.3                 |
| 1993-10-06 | 4.5                 |
| 1993-10-07 | 5.4                 |
| 1993-10-08 | 5.6                 |
| 1993-10-09 | 5.6                 |
| 1993-10-10 | 5.5                 |
| 1993-10-11 | 5.0                 |
| 1993-10-12 | 6.8                 |
| 1993-10-13 | 5.5                 |
| 1993-10-14 | 5.4                 |
| 1993-10-15 | 5.4                 |
| 1993-10-16 | 5.4                 |
| 1993-10-17 | 5.8                 |
| 1993-10-18 | 6.1                 |
| 1993-10-19 | 6.3                 |
| 1993-10-20 | 5.2                 |
| 1993-10-21 | 5.2                 |
| 1993-10-22 | 5.2                 |
| 1993-10-23 | 6.8                 |
| 1993-10-24 | 6.4                 |
| 1993-10-25 | 5.6                 |
| 1993-10-26 | 5.6                 |
| 1993-10-27 | 5.6                 |
| 1993-10-28 | 5.8                 |
| 1993-10-29 | 5.5                 |
| 1993-10-30 | 5.2                 |
| 1993-10-31 | 5.6                 |
| 1993-11-01 | 5.4                 |
| 1993-11-02 | 5.6                 |
| 1993-11-03 | 5.4                 |
| 1993-11-04 | 5.2                 |
| 1993-11-05 | 5.0                 |
| 1993-11-06 | 4.8                 |
| 1993-11-07 | 4.7                 |
| 1993-11-08 | 5.3                 |
| 1993-11-09 | 5.3                 |
| 1993-11-10 | 5.2                 |
| 1993-11-11 | 5.2                 |
| 1993-11-12 | 5.2                 |
| 1993-11-13 | 4.9                 |
| 1993-11-14 | 4.8                 |
| 1993-11-15 | 5.2                 |
| 1993-11-16 | 5.4                 |
| 1993-11-17 | 5.2                 |
| 1993-11-18 | 5.2                 |
| 1993-11-19 | 5.2                 |
| 1993-11-20 | 5.2                 |
| 1993-11-21 | 5.2                 |
| 1993-11-22 | 5.4                 |
| 1993-11-23 | 5.2                 |
| 1993-11-24 | 5.2                 |
| 1993-11-25 | 5.0                 |
| 1993-11-26 | 4.8                 |
| 1993-11-27 | 5.0                 |
| 1993-11-28 | 5.4                 |
| 1993-11-29 | 5.4                 |
| 1993-11-30 | 5.6                 |
| 1993-12-01 | 5.8                 |
| 1993-12-02 | 5.4                 |
| 1993-12-03 | 5.6                 |
| 1993-12-04 | 5.4                 |
| 1993-12-05 | 5.2                 |
| 1993-12-06 | 5.4                 |
| 1993-12-07 | 5.2                 |
| 1993-12-08 | 5.4                 |
| 1993-12-09 | 5.6                 |
| 1993-12-10 | 5.6                 |
| 1993-12-11 | 5.4                 |
| 1993-12-12 | 5.2                 |
| 1993-12-13 | 5.6                 |
| 1993-12-14 | 5.2                 |
| 1993-12-15 | 5.2                 |
| 1993-12-16 | 5.4                 |
| 1993-12-17 | 5.0                 |
| 1993-12-18 | 4.5                 |
| 1993-12-19 | 4.5                 |
| 1993-12-20 | 4.2                 |
| 1993-12-21 | 4.0                 |
| 1993-12-22 | 4.0                 |
| 1993-12-23 | 4.2                 |
| 1993-12-24 | 4.1                 |
| 1993-12-25 | 4.1                 |
| 1993-12-26 | 4.1                 |
| 1993-12-27 | 4.1                 |
| 1993-12-28 | 4.2                 |
| 1993-12-29 | 3.8                 |
| 1993-12-30 | 3.6                 |
| 1993-12-31 | 3.7                 |
| 1994-01-01 | 3.9                 |
| 1994-01-02 | 3.5                 |
| 1994-01-03 | 3.4                 |
| 1994-01-04 | 3.7                 |
| 1994-01-05 | 3.5                 |
| 1994-01-06 | 3.3                 |
| 1994-01-07 | 3.1                 |
| 1994-01-08 | 3.1                 |
| 1994-01-09 | 3.2                 |
| 1994-01-10 | 3.3                 |
| 1994-01-11 | 3.1                 |
| 1994-01-12 | 3.2                 |
| 1994-01-13 | 3.3                 |
| 1994-01-14 | 3.3                 |
| 1994-01-15 | 3.4                 |
| 1994-01-16 | 3.1                 |
| 1994-01-17 | 3.3                 |
| 1994-01-18 | 3.2                 |
| 1994-01-19 | 3.2                 |
| 1994-01-20 | 3.3                 |
| 1994-01-21 | 3.3                 |
| 1994-01-22 | 3.2                 |
| 1994-01-23 | 3.2                 |
| 1994-01-24 | 3.3                 |
| 1994-01-25 | 3.2                 |
| 1994-01-26 | 3.4                 |
| 1994-01-27 | 3.3                 |
| 1994-01-28 | 3.2                 |
| 1994-01-29 | 3.2                 |
| 1994-01-30 | 3.2                 |
| 1994-01-31 | 3.1                 |
| 1994-02-01 | 3.1                 |
| 1994-02-02 | 3.4                 |
| 1994-02-03 | 3.7                 |
| 1994-02-04 | 4.0                 |
| 1994-02-05 | 3.9                 |
| 1994-02-06 | 3.8                 |
| 1994-02-07 | 4.0                 |
| 1994-02-08 | 3.8                 |
| 1994-02-09 | 3.6                 |
| 1994-02-10 | 4.0                 |
| 1994-02-11 | 3.9                 |
| 1994-02-12 | 3.8                 |
| 1994-02-13 | 4.1                 |
| 1994-02-14 | 4.5                 |
| 1994-02-15 | 4.3                 |
| 1994-02-16 | 4.3                 |
| 1994-02-17 | 4.5                 |
| 1994-02-18 | 4.3                 |
| 1994-02-19 | 4.5                 |
| 1994-02-20 | 4.9                 |
| 1994-02-21 | 4.7                 |
| 1994-02-22 | 4.6                 |
| 1994-02-23 | 4.6                 |
| 1994-02-24 | 4.7                 |
| 1994-02-25 | 5.6                 |
| 1994-02-26 | 5.1                 |
| 1994-02-27 | 5.1                 |
| 1994-02-28 | 5.1                 |
| 1994-03-01 | 5.1                 |
| 1994-03-02 | 6.0                 |
| 1994-03-03 | 8.0                 |
| 1994-03-04 | 8.0                 |
| 1994-03-05 | 8.0                 |
| 1994-03-06 | 8.0                 |
| 1994-03-07 | 7.8                 |
| 1994-03-08 | 7.6                 |
| 1994-03-09 | 7.6                 |
| 1994-03-10 | 8.0                 |
| 1994-03-11 | 7.6                 |
| 1994-03-12 | 9.9                 |
| 1994-03-13 | 12.0                |
| 1994-03-14 | 14.0                |
| 1994-03-15 | 13.0                |
| 1994-03-16 | 14.0                |
| 1994-03-17 | 14.0                |
| 1994-03-18 | 13.0                |
| 1994-03-19 | 14.0                |
| 1994-03-20 | 14.0                |
| 1994-03-21 | 13.0                |
| 1994-03-22 | 13.0                |
| 1994-03-23 | 14.0                |
| 1994-03-24 | 13.0                |
| 1994-03-25 | 13.0                |
| 1994-03-26 | 14.0                |
| 1994-03-27 | 14.0                |
| 1994-03-28 | 14.0                |
| 1994-03-29 | 17.0                |
| 1994-03-30 | 17.0                |
| 1994-03-31 | 19.0                |
| 1994-04-01 | 21.0                |
| 1994-04-02 | 20.0                |
| 1994-04-03 | 22.0                |
| 1994-04-04 | 22.0                |
| 1994-04-05 | 19.0                |
| 1994-04-06 | 18.0                |
| 1994-04-07 | 17.0                |
| 1994-04-08 | 17.0                |
| 1994-04-09 | 17.0                |
| 1994-04-10 | 18.0                |
| 1994-04-11 | 17.0                |
| 1994-04-12 | 16.0                |
| 1994-04-13 | 18.0                |
| 1994-04-14 | 21.0                |
| 1994-04-15 | 22.0                |
| 1994-04-16 | 25.0                |
| 1994-04-17 | 29.0                |
| 1994-04-18 | 32.0                |
| 1994-04-19 | 33.0                |
| 1994-04-20 | 35.0                |
| 1994-04-21 | 35.0                |
| 1994-04-22 | 38.0                |
| 1994-04-23 | 40.0                |
| 1994-04-24 | 38.0                |
| 1994-04-25 | 36.0                |
| 1994-04-26 | 33.0                |
| 1994-04-27 | 32.0                |
| 1994-04-28 | 31.0                |
| 1994-04-29 | 29.0                |
| 1994-04-30 | 27.0                |
| 1994-05-01 | 26.0                |
| 1994-05-02 | 26.0                |
| 1994-05-03 | 28.0                |
| 1994-05-04 | 29.0                |
| 1994-05-05 | 30.0                |
| 1994-05-06 | 33.0                |
| 1994-05-07 | 36.0                |
| 1994-05-08 | 39.0                |
| 1994-05-09 | 40.0                |
| 1994-05-10 | 39.0                |
| 1994-05-11 | 39.0                |
| 1994-05-12 | 37.0                |
| 1994-05-13 | 40.0                |
| 1994-05-14 | 37.0                |
| 1994-05-15 | 35.0                |
| 1994-05-16 | 32.0                |
| 1994-05-17 | 31.0                |
| 1994-05-18 | 29.0                |
| 1994-05-19 | 26.0                |
| 1994-05-20 | 26.0                |
| 1994-05-21 | 25.0                |
| 1994-05-22 | 23.0                |
| 1994-05-23 | 22.0                |
| 1994-05-24 | 20.0                |
| 1994-05-25 | 19.0                |
| 1994-05-26 | 19.0                |
| 1994-05-27 | 20.0                |
| 1994-05-28 | 19.0                |
| 1994-05-29 | 19.0                |
| 1994-05-30 | 17.0                |
| 1994-05-31 | 18.0                |
| 1994-06-01 | 19.0                |
| 1994-06-02 | 16.0                |
| 1994-06-03 | 16.0                |
| 1994-06-04 | 15.0                |
| 1994-06-05 | 15.0                |
| 1994-06-06 | 14.0                |
| 1994-06-07 | 14.0                |
| 1994-06-08 | 13.0                |
| 1994-06-09 | 13.0                |
| 1994-06-10 | 13.0                |
| 1994-06-11 | 12.0                |
| 1994-06-12 | 11.0                |
| 1994-06-13 | 11.0                |
| 1994-06-14 | 9.7                 |
| 1994-06-15 | 9.5                 |
| 1994-06-16 | 9.0                 |
| 1994-06-17 | 8.5                 |
| 1994-06-18 | 8.1                 |
| 1994-06-19 | 8.5                 |
| 1994-06-20 | 9.7                 |
| 1994-06-21 | 8.4                 |
| 1994-06-22 | 8.3                 |
| 1994-06-23 | 7.2                 |
| 1994-06-24 | 6.4                 |
| 1994-06-25 | 6.0                 |
| 1994-06-26 | 5.4                 |
| 1994-06-27 | 5.0                 |
| 1994-06-28 | 4.8                 |
| 1994-06-29 | 4.7                 |
| 1994-06-30 | 4.5                 |
| 1994-07-01 | 4.3                 |
| 1994-07-02 | 4.2                 |
| 1994-07-03 | 4.8                 |
| 1994-07-04 | 4.2                 |
| 1994-07-05 | 3.8                 |
| 1994-07-06 | 3.4                 |
| 1994-07-07 | 3.6                 |
| 1994-07-08 | 3.7                 |
| 1994-07-09 | 3.4                 |
| 1994-07-10 | 3.1                 |
| 1994-07-11 | 2.8                 |
| 1994-07-12 | 2.6                 |
| 1994-07-13 | 2.5                 |
| 1994-07-14 | 2.3                 |
| 1994-07-15 | 2.4                 |
| 1994-07-16 | 2.3                 |
| 1994-07-17 | 2.2                 |
| 1994-07-18 | 2.0                 |
| 1994-07-19 | 1.9                 |
| 1994-07-20 | 1.6                 |
| 1994-07-21 | 1.6                 |
| 1994-07-22 | 2.0                 |
| 1994-07-23 | 3.1                 |
| 1994-07-24 | 2.5                 |
| 1994-07-25 | 2.2                 |
| 1994-07-26 | 1.9                 |
| 1994-07-27 | 1.8                 |
| 1994-07-28 | 1.6                 |
| 1994-07-29 | 1.4                 |
| 1994-07-30 | 1.3                 |
| 1994-07-31 | 1.9                 |
| 1994-08-01 | 2.0                 |
| 1994-08-02 | 2.7                 |
| 1994-08-03 | 2.1                 |
| 1994-08-04 | 1.4                 |
| 1994-08-05 | 1.0                 |
| 1994-08-06 | 0.85                |
| 1994-08-07 | 0.7000000000000001  |
| 1994-08-08 | 0.6000000000000001  |
| 1994-08-09 | 1.2                 |
| 1994-08-10 | 3.5                 |
| 1994-08-11 | 2.9                 |
| 1994-08-12 | 2.0                 |
| 1994-08-13 | 1.5                 |
| 1994-08-14 | 1.9                 |
| 1994-08-15 | 2.1                 |
| 1994-08-16 | 1.4                 |
| 1994-08-17 | 1.0                 |
| 1994-08-18 | 0.84                |
| 1994-08-19 | 1.2                 |
| 1994-08-20 | 2.4                 |
| 1994-08-21 | 2.2                 |
| 1994-08-22 | 1.8                 |
| 1994-08-23 | 1.2                 |
| 1994-08-24 | 0.86                |
| 1994-08-25 | 0.63                |
| 1994-08-26 | 0.43                |
| 1994-08-27 | 0.33                |
| 1994-08-28 | 0.66                |
| 1994-08-29 | 0.87                |
| 1994-08-30 | 1.1                 |
| 1994-08-31 | 1.2                 |
| 1994-09-01 | 0.91                |
| 1994-09-02 | 0.97                |
| 1994-09-03 | 1.3                 |
| 1994-09-04 | 1.0                 |
| 1994-09-05 | 0.79                |
| 1994-09-06 | 0.65                |
| 1994-09-07 | 0.88                |
| 1994-09-08 | 0.9500000000000001  |
| 1994-09-09 | 0.75                |
| 1994-09-10 | 0.6900000000000001  |
| 1994-09-11 | 0.38                |
| 1994-09-12 | 1.0                 |
| 1994-09-13 | 1.5                 |
| 1994-09-14 | 1.8                 |
| 1994-09-15 | 1.8                 |
| 1994-09-16 | 1.5                 |
| 1994-09-17 | 1.7000000000000002  |
| 1994-09-18 | 1.6                 |
| 1994-09-19 | 1.6                 |
| 1994-09-20 | 1.7000000000000002  |
| 1994-09-21 | 2.2                 |
| 1994-09-22 | 2.0                 |
| 1994-09-23 | 1.6                 |
| 1994-09-24 | 1.6                 |
| 1994-09-25 | 1.5                 |
| 1994-09-26 | 1.5                 |
| 1994-09-27 | 1.4                 |
| 1994-09-28 | 1.5                 |
| 1994-09-29 | 1.8                 |
| 1994-09-30 | 3.2                 |
| 1994-10-01 | 3.4                 |
| 1994-10-02 | 3.2                 |
| 1994-10-03 | 3.5                 |
| 1994-10-04 | 4.5                 |
| 1994-10-05 | 4.4                 |
| 1994-10-06 | 4.4                 |
| 1994-10-07 | 4.1                 |
| 1994-10-08 | 3.2                 |
| 1994-10-09 | 2.9                 |
| 1994-10-10 | 2.8                 |
| 1994-10-11 | 2.8                 |
| 1994-10-12 | 2.8                 |
| 1994-10-13 | 2.8                 |
| 1994-10-14 | 2.8                 |
| 1994-10-15 | 2.8                 |
| 1994-10-16 | 3.2                 |
| 1994-10-17 | 3.5                 |
| 1994-10-18 | 3.7                 |
| 1994-10-19 | 4.0                 |
| 1994-10-20 | 3.9                 |
| 1994-10-21 | 3.4                 |
| 1994-10-22 | 3.4                 |
| 1994-10-23 | 3.2                 |
| 1994-10-24 | 3.2                 |
| 1994-10-25 | 3.2                 |
| 1994-10-26 | 3.2                 |
| 1994-10-27 | 3.2                 |
| 1994-10-28 | 3.2                 |
| 1994-10-29 | 3.2                 |
| 1994-10-30 | 2.7                 |
| 1994-10-31 | 2.6                 |
| 1994-11-01 | 2.7                 |
| 1994-11-02 | 2.6                 |
| 1994-11-03 | 2.5                 |
| 1994-11-04 | 2.5                 |
| 1994-11-05 | 2.7                 |
| 1994-11-06 | 2.9                 |
| 1994-11-07 | 2.9                 |
| 1994-11-08 | 2.8                 |
| 1994-11-09 | 2.7                 |
| 1994-11-10 | 2.9                 |
| 1994-11-11 | 3.0                 |
| 1994-11-12 | 3.2                 |
| 1994-11-13 | 3.1                 |
| 1994-11-14 | 3.0                 |
| 1994-11-15 | 2.9                 |
| 1994-11-16 | 3.2                 |
| 1994-11-17 | 3.1                 |
| 1994-11-18 | 3.2                 |
| 1994-11-19 | 3.5                 |
| 1994-11-20 | 3.4                 |
| 1994-11-21 | 3.9                 |
| 1994-11-22 | 3.5                 |
| 1994-11-23 | 3.7                 |
| 1994-11-24 | 3.8                 |
| 1994-11-25 | 3.8                 |
| 1994-11-26 | 3.9                 |
| 1994-11-27 | 3.6                 |
| 1994-11-28 | 3.5                 |
| 1994-11-29 | 3.4                 |
| 1994-11-30 | 3.5                 |
| 1994-12-01 | 3.6                 |
| 1994-12-02 | 3.7                 |
| 1994-12-03 | 3.8                 |
| 1994-12-04 | 3.9                 |
| 1994-12-05 | 4.0                 |
| 1994-12-06 | 3.7                 |
| 1994-12-07 | 3.7                 |
| 1994-12-08 | 3.5                 |
| 1994-12-09 | 3.3                 |
| 1994-12-10 | 3.4                 |
| 1994-12-11 | 3.6                 |
| 1994-12-12 | 3.6                 |
| 1994-12-13 | 3.8                 |
| 1994-12-14 | 3.6                 |
| 1994-12-15 | 3.4                 |
| 1994-12-16 | 3.7                 |
| 1994-12-17 | 3.8                 |
| 1994-12-18 | 3.8                 |
| 1994-12-19 | 3.8                 |
| 1994-12-20 | 3.5                 |
| 1994-12-21 | 3.6                 |
| 1994-12-22 | 3.7                 |
| 1994-12-23 | 3.7                 |
| 1994-12-24 | 3.6                 |
| 1994-12-25 | 3.5                 |
| 1994-12-26 | 3.4                 |
| 1994-12-27 | 3.3                 |
| 1994-12-28 | 3.7                 |
| 1994-12-29 | 3.6                 |
| 1994-12-30 | 3.4                 |
| 1994-12-31 | 3.3                 |
| 1995-01-01 | 3.3                 |
| 1995-01-02 | 3.3                 |
| 1995-01-03 | 3.4                 |
| 1995-01-04 | 3.4                 |
| 1995-01-05 | 3.5                 |
| 1995-01-06 | 3.4                 |
| 1995-01-07 | 3.4                 |
| 1995-01-08 | 3.6                 |
| 1995-01-09 | 3.6                 |
| 1995-01-10 | 3.7                 |
| 1995-01-11 | 3.7                 |
| 1995-01-12 | 3.5                 |
| 1995-01-13 | 3.5                 |
| 1995-01-14 | 3.4                 |
| 1995-01-15 | 3.4                 |
| 1995-01-16 | 3.2                 |
| 1995-01-17 | 3.1                 |
| 1995-01-18 | 3.3                 |
| 1995-01-19 | 3.2                 |
| 1995-01-20 | 3.4                 |
| 1995-01-21 | 3.4                 |
| 1995-01-22 | 3.3                 |
| 1995-01-23 | 3.2                 |
| 1995-01-24 | 3.4                 |
| 1995-01-25 | 3.6                 |
| 1995-01-26 | 3.6                 |
| 1995-01-27 | 3.5                 |
| 1995-01-28 | 3.3                 |
| 1995-01-29 | 3.3                 |
| 1995-01-30 | 3.5                 |
| 1995-01-31 | 3.6                 |
| 1995-02-01 | 3.7                 |
| 1995-02-02 | 3.8                 |
| 1995-02-03 | 3.6                 |
| 1995-02-04 | 3.5                 |
| 1995-02-05 | 3.6                 |
| 1995-02-06 | 3.6                 |
| 1995-02-07 | 3.5                 |
| 1995-02-08 | 3.3                 |
| 1995-02-09 | 3.4                 |
| 1995-02-10 | 3.3                 |
| 1995-02-11 | 3.2                 |
| 1995-02-12 | 3.1                 |
| 1995-02-13 | 3.1                 |
| 1995-02-14 | 3.4                 |
| 1995-02-15 | 3.3                 |
| 1995-02-16 | 4.0                 |
| 1995-02-17 | 4.5                 |
| 1995-02-18 | 5.0                 |
| 1995-02-19 | 5.8                 |
| 1995-02-20 | 6.4                 |
| 1995-02-21 | 7.6                 |
| 1995-02-22 | 8.0                 |
| 1995-02-23 | 8.1                 |
| 1995-02-24 | 7.9                 |
| 1995-02-25 | 7.8                 |
| 1995-02-26 | 7.8                 |
| 1995-02-27 | 8.2                 |
| 1995-02-28 | 8.0                 |
| 1995-03-01 | 9.0                 |
| 1995-03-02 | 9.0                 |
| 1995-03-03 | 9.0                 |
| 1995-03-04 | 10.0                |
| 1995-03-05 | 12.0                |
| 1995-03-06 | 12.0                |
| 1995-03-07 | 11.0                |
| 1995-03-08 | 11.0                |
| 1995-03-09 | 11.0                |
| 1995-03-10 | 12.0                |
| 1995-03-11 | 12.0                |
| 1995-03-12 | 12.0                |
| 1995-03-13 | 12.0                |
| 1995-03-14 | 12.0                |
| 1995-03-15 | 12.0                |
| 1995-03-16 | 13.0                |
| 1995-03-17 | 14.0                |
| 1995-03-18 | 13.0                |
| 1995-03-19 | 13.0                |
| 1995-03-20 | 13.0                |
| 1995-03-21 | 14.0                |
| 1995-03-22 | 14.0                |
| 1995-03-23 | 15.0                |
| 1995-03-24 | 16.0                |
| 1995-03-25 | 16.0                |
| 1995-03-26 | 15.0                |
| 1995-03-27 | 17.0                |
| 1995-03-28 | 19.0                |
| 1995-03-29 | 18.0                |
| 1995-03-30 | 19.0                |
| 1995-03-31 | 21.0                |
| 1995-04-01 | 22.0                |
| 1995-04-02 | 25.0                |
| 1995-04-03 | 27.0                |
| 1995-04-04 | 35.0                |
| 1995-04-05 | 42.0                |
| 1995-04-06 | 48.0                |
| 1995-04-07 | 47.0                |
| 1995-04-08 | 49.0                |
| 1995-04-09 | 46.0                |
| 1995-04-10 | 42.0                |
| 1995-04-11 | 40.0                |
| 1995-04-12 | 39.0                |
| 1995-04-13 | 43.0                |
| 1995-04-14 | 47.0                |
| 1995-04-15 | 48.0                |
| 1995-04-16 | 43.0                |
| 1995-04-17 | 44.0                |
| 1995-04-18 | 42.0                |
| 1995-04-19 | 44.0                |
| 1995-04-20 | 42.0                |
| 1995-04-21 | 40.0                |
| 1995-04-22 | 39.0                |
| 1995-04-23 | 40.0                |
| 1995-04-24 | 39.0                |
| 1995-04-25 | 40.0                |
| 1995-04-26 | 45.0                |
| 1995-04-27 | 45.0                |
| 1995-04-28 | 49.0                |
| 1995-04-29 | 55.0                |
| 1995-04-30 | 94.0                |
| 1995-05-01 | 91.0                |
| 1995-05-02 | 152.0               |
| 1995-05-03 | 153.0               |
| 1995-05-04 | 151.0               |
| 1995-05-05 | 158.0               |
| 1995-05-06 | 161.0               |
| 1995-05-07 | 156.0               |
| 1995-05-08 | 143.0               |
| 1995-05-09 | 140.0               |
| 1995-05-10 | 156.0               |
| 1995-05-11 | 177.0               |
| 1995-05-12 | 197.0               |
| 1995-05-13 | 184.0               |
| 1995-05-14 | 172.0               |
| 1995-05-15 | 169.0               |
| 1995-05-16 | 196.0               |
| 1995-05-17 | 212.0               |
| 1995-05-18 | 220.0               |
| 1995-05-19 | 232.0               |
| 1995-05-20 | 239.0               |
| 1995-05-21 | 254.0               |
| 1995-05-22 | 268.0               |
| 1995-05-23 | 274.0               |
| 1995-05-24 | 264.0               |
| 1995-05-25 | 267.0               |
| 1995-05-26 | 246.0               |
| 1995-05-27 | 234.0               |
| 1995-05-28 | 223.0               |
| 1995-05-29 | 209.0               |
| 1995-05-30 | 194.0               |
| 1995-05-31 | 189.0               |
| 1995-06-01 | 193.0               |
| 1995-06-02 | 211.0               |
| 1995-06-03 | 214.0               |
| 1995-06-04 | 200.0               |
| 1995-06-05 | 187.0               |
| 1995-06-06 | 177.0               |
| 1995-06-07 | 165.0               |
| 1995-06-08 | 157.0               |
| 1995-06-09 | 147.0               |
| 1995-06-10 | 137.0               |
| 1995-06-11 | 120.0               |
| 1995-06-12 | 111.0               |
| 1995-06-13 | 108.0               |
| 1995-06-14 | 107.0               |
| 1995-06-15 | 103.0               |
| 1995-06-16 | 99.0                |
| 1995-06-17 | 96.0                |
| 1995-06-18 | 93.0                |
| 1995-06-19 | 83.0                |
| 1995-06-20 | 78.0                |
| 1995-06-21 | 73.0                |
| 1995-06-22 | 69.0                |
| 1995-06-23 | 64.0                |
| 1995-06-24 | 60.0                |
| 1995-06-25 | 56.0                |
| 1995-06-26 | 53.0                |
| 1995-06-27 | 50.0                |
| 1995-06-28 | 48.0                |
| 1995-06-29 | 47.0                |
| 1995-06-30 | 49.0                |
| 1995-07-01 | 46.0                |
| 1995-07-02 | 46.0                |
| 1995-07-03 | 52.0                |
| 1995-07-04 | 44.0                |
| 1995-07-05 | 40.0                |
| 1995-07-06 | 38.0                |
| 1995-07-07 | 37.0                |
| 1995-07-08 | 35.0                |
| 1995-07-09 | 35.0                |
| 1995-07-10 | 37.0                |
| 1995-07-11 | 35.0                |
| 1995-07-12 | 34.0                |
| 1995-07-13 | 34.0                |
| 1995-07-14 | 31.0                |
| 1995-07-15 | 29.0                |
| 1995-07-16 | 27.0                |
| 1995-07-17 | 27.0                |
| 1995-07-18 | 26.0                |
| 1995-07-19 | 26.0                |
| 1995-07-20 | 25.0                |
| 1995-07-21 | 23.0                |
| 1995-07-22 | 21.0                |
| 1995-07-23 | 21.0                |
| 1995-07-24 | 20.0                |
| 1995-07-25 | 19.0                |
| 1995-07-26 | 18.0                |
| 1995-07-27 | 17.0                |
| 1995-07-28 | 17.0                |
| 1995-07-29 | 16.0                |
| 1995-07-30 | 15.0                |
| 1995-07-31 | 15.0                |
| 1995-08-01 | 14.0                |
| 1995-08-02 | 14.0                |
| 1995-08-03 | 14.0                |
| 1995-08-04 | 14.0                |
| 1995-08-05 | 15.0                |
| 1995-08-06 | 13.0                |
| 1995-08-07 | 12.0                |
| 1995-08-08 | 11.0                |
| 1995-08-09 | 12.0                |
| 1995-08-10 | 14.0                |
| 1995-08-11 | 16.0                |
| 1995-08-12 | 14.0                |
| 1995-08-13 | 14.0                |
| 1995-08-14 | 12.0                |
| 1995-08-15 | 12.0                |
| 1995-08-16 | 11.0                |
| 1995-08-17 | 13.0                |
| 1995-08-18 | 11.0                |
| 1995-08-19 | 11.0                |
| 1995-08-20 | 10.0                |
| 1995-08-21 | 13.0                |
| 1995-08-22 | 13.0                |
| 1995-08-23 | 13.0                |
| 1995-08-24 | 14.0                |
| 1995-08-25 | 11.0                |
| 1995-08-26 | 10.0                |
| 1995-08-27 | 9.9                 |
| 1995-08-28 | 9.8                 |
| 1995-08-29 | 9.4                 |
| 1995-08-30 | 8.8                 |
| 1995-08-31 | 8.4                 |
| 1995-09-01 | 9.6                 |
| 1995-09-02 | 9.4                 |
| 1995-09-03 | 11.0                |
| 1995-09-04 | 9.2                 |
| 1995-09-05 | 9.2                 |
| 1995-09-06 | 8.6                 |
| 1995-09-07 | 8.2                 |
| 1995-09-08 | 8.3                 |
| 1995-09-09 | 8.2                 |
| 1995-09-10 | 8.4                 |
| 1995-09-11 | 7.7                 |
| 1995-09-12 | 7.5                 |
| 1995-09-13 | 7.6                 |
| 1995-09-14 | 7.3                 |
| 1995-09-15 | 7.2                 |
| 1995-09-16 | 7.1                 |
| 1995-09-17 | 8.1                 |
| 1995-09-18 | 11.0                |
| 1995-09-19 | 8.9                 |
| 1995-09-20 | 8.1                 |
| 1995-09-21 | 7.7                 |
| 1995-09-22 | 7.9                 |
| 1995-09-23 | 8.1                 |
| 1995-09-24 | 8.1                 |
| 1995-09-25 | 7.5                 |
| 1995-09-26 | 7.4                 |
| 1995-09-27 | 7.7                 |
| 1995-09-28 | 7.7                 |
| 1995-09-29 | 8.8                 |
| 1995-09-30 | 9.1                 |
| 1995-10-01 | 7.8                 |
| 1995-10-02 | 7.7                 |
| 1995-10-03 | 7.7                 |
| 1995-10-04 | 8.2                 |
| 1995-10-05 | 8.7                 |
| 1995-10-06 | 8.4                 |
| 1995-10-07 | 7.8                 |
| 1995-10-08 | 7.9                 |
| 1995-10-09 | 7.8                 |
| 1995-10-10 | 7.7                 |
| 1995-10-11 | 7.7                 |
| 1995-10-12 | 7.7                 |
| 1995-10-13 | 7.5                 |
| 1995-10-14 | 7.5                 |
| 1995-10-15 | 8.3                 |
| 1995-10-16 | 7.3                 |
| 1995-10-17 | 7.4                 |
| 1995-10-18 | 7.4                 |
| 1995-10-19 | 7.4                 |
| 1995-10-20 | 7.0                 |
| 1995-10-21 | 7.4                 |
| 1995-10-22 | 7.9                 |
| 1995-10-23 | 8.2                 |
| 1995-10-24 | 8.1                 |
| 1995-10-25 | 8.0                 |
| 1995-10-26 | 8.4                 |
| 1995-10-27 | 8.4                 |
| 1995-10-28 | 7.8                 |
| 1995-10-29 | 7.7                 |
| 1995-10-30 | 7.7                 |
| 1995-10-31 | 7.7                 |
| 1995-11-01 | 7.9                 |
| 1995-11-02 | 7.3                 |
| 1995-11-03 | 7.6                 |
| 1995-11-04 | 7.7                 |
| 1995-11-05 | 7.6                 |
| 1995-11-06 | 7.6                 |
| 1995-11-07 | 7.6                 |
| 1995-11-08 | 7.8                 |
| 1995-11-09 | 7.6                 |
| 1995-11-10 | 7.7                 |
| 1995-11-11 | 7.9                 |
| 1995-11-12 | 8.0                 |
| 1995-11-13 | 8.0                 |
| 1995-11-14 | 8.0                 |
| 1995-11-15 | 8.0                 |
| 1995-11-16 | 8.0                 |
| 1995-11-17 | 7.6                 |
| 1995-11-18 | 7.4                 |
| 1995-11-19 | 7.4                 |
| 1995-11-20 | 7.3                 |
| 1995-11-21 | 7.1                 |
| 1995-11-22 | 7.3                 |
| 1995-11-23 | 7.2                 |
| 1995-11-24 | 6.8                 |
| 1995-11-25 | 7.0                 |
| 1995-11-26 | 7.3                 |
| 1995-11-27 | 7.1                 |
| 1995-11-28 | 7.0                 |
| 1995-11-29 | 6.9                 |
| 1995-11-30 | 6.7                 |
| 1995-12-01 | 7.4                 |
| 1995-12-02 | 6.8                 |
| 1995-12-03 | 8.2                 |
| 1995-12-04 | 7.7                 |
| 1995-12-05 | 8.5                 |
| 1995-12-06 | 9.0                 |
| 1995-12-07 | 6.6                 |
| 1995-12-08 | 7.4                 |
| 1995-12-09 | 8.0                 |
| 1995-12-10 | 7.6                 |
| 1995-12-11 | 7.6                 |
| 1995-12-12 | 7.9                 |
| 1995-12-13 | 8.4                 |
| 1995-12-14 | 8.1                 |
| 1995-12-15 | 8.1                 |
| 1995-12-16 | 8.1                 |
| 1995-12-17 | 7.5                 |
| 1995-12-18 | 7.1                 |
| 1995-12-19 | 6.4                 |
| 1995-12-20 | 6.4                 |
| 1995-12-21 | 5.6                 |
| 1995-12-22 | 5.3                 |
| 1995-12-23 | 5.0                 |
| 1995-12-24 | 4.7                 |
| 1995-12-25 | 4.5                 |
| 1995-12-26 | 4.5                 |
| 1995-12-27 | 4.5                 |
| 1995-12-28 | 4.0                 |
| 1995-12-29 | 4.2                 |
| 1995-12-30 | 4.4                 |
| 1995-12-31 | 4.7                 |
| 1996-01-01 | 4.6                 |
| 1996-01-02 | 4.3                 |
| 1996-01-03 | 3.8                 |
| 1996-01-04 | 3.8                 |
| 1996-01-05 | 3.8                 |
| 1996-01-06 | 4.0                 |
| 1996-01-07 | 4.1                 |
| 1996-01-08 | 4.0                 |
| 1996-01-09 | 3.6                 |
| 1996-01-10 | 3.7                 |
| 1996-01-11 | 3.8                 |
| 1996-01-12 | 3.9                 |
| 1996-01-13 | 4.0                 |
| 1996-01-14 | 4.1                 |
| 1996-01-15 | 3.8                 |
| 1996-01-16 | 3.6                 |
| 1996-01-17 | 3.4                 |
| 1996-01-18 | 3.2                 |
| 1996-01-19 | 3.4                 |
| 1996-01-20 | 3.7                 |
| 1996-01-21 | 3.8                 |
| 1996-01-22 | 3.9                 |
| 1996-01-23 | 3.8                 |
| 1996-01-24 | 4.0                 |
| 1996-01-25 | 4.1                 |
| 1996-01-26 | 3.9                 |
| 1996-01-27 | 3.1                 |
| 1996-01-28 | 3.4                 |
| 1996-01-29 | 3.6                 |
| 1996-01-30 | 3.7                 |
| 1996-01-31 | 4.0                 |
| 1996-02-01 | 3.8                 |
| 1996-02-02 | 3.7                 |
| 1996-02-03 | 3.5                 |
| 1996-02-04 | 3.5                 |
| 1996-02-05 | 3.7                 |
| 1996-02-06 | 3.9                 |
| 1996-02-07 | 3.8                 |
| 1996-02-08 | 3.8                 |
| 1996-02-09 | 4.3                 |
| 1996-02-10 | 4.7                 |
| 1996-02-11 | 4.5                 |
| 1996-02-12 | 4.4                 |
| 1996-02-13 | 5.0                 |
| 1996-02-14 | 5.4                 |
| 1996-02-15 | 5.4                 |
| 1996-02-16 | 5.5                 |
| 1996-02-17 | 5.5                 |
| 1996-02-18 | 5.6                 |
| 1996-02-19 | 5.2                 |
| 1996-02-20 | 5.2                 |
| 1996-02-21 | 5.2                 |
| 1996-02-22 | 5.0                 |
| 1996-02-23 | 4.8                 |
| 1996-02-24 | 5.6                 |
| 1996-02-25 | 6.4                 |
| 1996-02-26 | 6.3                 |
| 1996-02-27 | 6.2                 |
| 1996-02-28 | 5.9                 |
| 1996-02-29 | 6.1                 |
| 1996-03-01 | 6.3                 |
| 1996-03-02 | 6.5                 |
| 1996-03-03 | 6.7                 |
| 1996-03-04 | 6.5                 |
| 1996-03-05 | 6.2                 |
| 1996-03-06 | 6.4                 |
| 1996-03-07 | 6.3                 |
| 1996-03-08 | 6.3                 |
| 1996-03-09 | 6.5                 |
| 1996-03-10 | 6.6                 |
| 1996-03-11 | 6.6                 |
| 1996-03-12 | 6.6                 |
| 1996-03-13 | 6.7                 |
| 1996-03-14 | 6.5                 |
| 1996-03-15 | 6.9                 |
| 1996-03-16 | 6.8                 |
| 1996-03-17 | 6.7                 |
| 1996-03-18 | 6.6                 |
| 1996-03-19 | 8.0                 |
| 1996-03-20 | 12.0                |
| 1996-03-21 | 15.0                |
| 1996-03-22 | 15.0                |
| 1996-03-23 | 15.0                |
| 1996-03-24 | 13.0                |
| 1996-03-25 | 12.0                |
| 1996-03-26 | 11.0                |
| 1996-03-27 | 12.0                |
| 1996-03-28 | 13.0                |
| 1996-03-29 | 14.0                |
| 1996-03-30 | 20.0                |
| 1996-03-31 | 20.0                |
| 1996-04-01 | 25.0                |
| 1996-04-02 | 25.0                |
| 1996-04-03 | 23.0                |
| 1996-04-04 | 24.0                |
| 1996-04-05 | 40.0                |
| 1996-04-06 | 60.0                |
| 1996-04-07 | 70.0                |
| 1996-04-08 | 80.0                |
| 1996-04-09 | 90.0                |
| 1996-04-10 | 100.0               |
| 1996-04-11 | 94.0                |
| 1996-04-12 | 83.0                |
| 1996-04-13 | 70.0                |
| 1996-04-14 | 60.0                |
| 1996-04-15 | 56.0                |
| 1996-04-16 | 66.0                |
| 1996-04-17 | 66.0                |
| 1996-04-18 | 64.0                |
| 1996-04-19 | 62.0                |
| 1996-04-20 | 59.0                |
| 1996-04-21 | 55.0                |
| 1996-04-22 | 54.0                |
| 1996-04-23 | 61.0                |
| 1996-04-24 | 85.0                |
| 1996-04-25 | 106.0               |
| 1996-04-26 | 134.0               |
| 1996-04-27 | 166.0               |
| 1996-04-28 | 155.0               |
| 1996-04-29 | 140.0               |
| 1996-04-30 | 152.0               |
| 1996-05-01 | 178.0               |
| 1996-05-02 | 198.0               |
| 1996-05-03 | 211.0               |
| 1996-05-04 | 211.0               |
| 1996-05-05 | 220.0               |
| 1996-05-06 | 233.0               |
| 1996-05-07 | 246.0               |
| 1996-05-08 | 246.0               |
| 1996-05-09 | 246.0               |
| 1996-05-10 | 248.0               |
| 1996-05-11 | 249.0               |
| 1996-05-12 | 249.0               |
| 1996-05-13 | 255.0               |
| 1996-05-14 | 254.0               |
| 1996-05-15 | 244.0               |
| 1996-05-16 | 234.0               |
| 1996-05-17 | 216.0               |
| 1996-05-18 | 196.0               |
| 1996-05-19 | 178.0               |
| 1996-05-20 | 158.0               |
| 1996-05-21 | 141.0               |
| 1996-05-22 | 128.0               |
| 1996-05-23 | 123.0               |
| 1996-05-24 | 109.0               |
| 1996-05-25 | 109.0               |
| 1996-05-26 | 95.0                |
| 1996-05-27 | 90.0                |
| 1996-05-28 | 94.0                |
| 1996-05-29 | 90.0                |
| 1996-05-30 | 84.0                |
| 1996-05-31 | 75.0                |
| 1996-06-01 | 68.0                |
| 1996-06-02 | 64.0                |
| 1996-06-03 | 62.0                |
| 1996-06-04 | 60.0                |
| 1996-06-05 | 58.0                |
| 1996-06-06 | 55.0                |
| 1996-06-07 | 52.0                |
| 1996-06-08 | 50.0                |
| 1996-06-09 | 48.0                |
| 1996-06-10 | 46.0                |
| 1996-06-11 | 45.0                |
| 1996-06-12 | 43.0                |
| 1996-06-13 | 41.0                |
| 1996-06-14 | 40.0                |
| 1996-06-15 | 39.0                |
| 1996-06-16 | 36.0                |
| 1996-06-17 | 34.0                |
| 1996-06-18 | 32.0                |
| 1996-06-19 | 30.0                |
| 1996-06-20 | 30.0                |
| 1996-06-21 | 36.0                |
| 1996-06-22 | 32.0                |
| 1996-06-23 | 28.0                |
| 1996-06-24 | 26.0                |
| 1996-06-25 | 25.0                |
| 1996-06-26 | 26.0                |
| 1996-06-27 | 33.0                |
| 1996-06-28 | 29.0                |
| 1996-06-29 | 25.0                |
| 1996-06-30 | 24.0                |
| 1996-07-01 | 23.0                |
| 1996-07-02 | 22.0                |
| 1996-07-03 | 21.0                |
| 1996-07-04 | 21.0                |
| 1996-07-05 | 21.0                |
| 1996-07-06 | 19.0                |
| 1996-07-07 | 17.0                |
| 1996-07-08 | 17.0                |
| 1996-07-09 | 17.0                |
| 1996-07-10 | 16.0                |
| 1996-07-11 | 15.0                |
| 1996-07-12 | 14.0                |
| 1996-07-13 | 13.0                |
| 1996-07-14 | 12.0                |
| 1996-07-15 | 12.0                |
| 1996-07-16 | 12.0                |
| 1996-07-17 | 13.0                |
| 1996-07-18 | 11.0                |
| 1996-07-19 | 10.0                |
| 1996-07-20 | 9.5                 |
| 1996-07-21 | 9.1                 |
| 1996-07-22 | 8.8                 |
| 1996-07-23 | 8.3                 |
| 1996-07-24 | 7.9                 |
| 1996-07-25 | 7.9                 |
| 1996-07-26 | 7.7                 |
| 1996-07-27 | 7.7                 |
| 1996-07-28 | 8.0                 |
| 1996-07-29 | 9.3                 |
| 1996-07-30 | 7.8                 |
| 1996-07-31 | 7.1                 |
| 1996-08-01 | 6.9                 |
| 1996-08-02 | 7.2                 |
| 1996-08-03 | 6.7                 |
| 1996-08-04 | 6.2                 |
| 1996-08-05 | 6.5                 |
| 1996-08-06 | 5.9                 |
| 1996-08-07 | 5.6                 |
| 1996-08-08 | 5.5                 |
| 1996-08-09 | 5.2                 |
| 1996-08-10 | 5.1                 |
| 1996-08-11 | 4.9                 |
| 1996-08-12 | 4.8                 |
| 1996-08-13 | 4.8                 |
| 1996-08-14 | 4.6                 |
| 1996-08-15 | 4.4                 |
| 1996-08-16 | 4.3                 |
| 1996-08-17 | 4.3                 |
| 1996-08-18 | 5.1                 |
| 1996-08-19 | 4.6                 |
| 1996-08-20 | 4.2                 |
| 1996-08-21 | 3.9                 |
| 1996-08-22 | 3.7                 |
| 1996-08-23 | 3.6                 |
| 1996-08-24 | 3.8                 |
| 1996-08-25 | 4.3                 |
| 1996-08-26 | 4.6                 |
| 1996-08-27 | 4.3                 |
| 1996-08-28 | 4.2                 |
| 1996-08-29 | 3.6                 |
| 1996-08-30 | 3.3                 |
| 1996-08-31 | 3.2                 |
| 1996-09-01 | 3.1                 |
| 1996-09-02 | 3.0                 |
| 1996-09-03 | 2.8                 |
| 1996-09-04 | 2.9                 |
| 1996-09-05 | 2.9                 |
| 1996-09-06 | 3.1                 |
| 1996-09-07 | 3.1                 |
| 1996-09-08 | 3.3                 |
| 1996-09-09 | 3.5                 |
| 1996-09-10 | 4.0                 |
| 1996-09-11 | 3.8                 |
| 1996-09-12 | 4.7                 |
| 1996-09-13 | 6.3                 |
| 1996-09-14 | 8.1                 |
| 1996-09-15 | 5.3                 |
| 1996-09-16 | 4.7                 |
| 1996-09-17 | 5.6                 |
| 1996-09-18 | 6.0                 |
| 1996-09-19 | 5.4                 |
| 1996-09-20 | 5.3                 |
| 1996-09-21 | 4.8                 |
| 1996-09-22 | 4.6                 |
| 1996-09-23 | 4.7                 |
| 1996-09-24 | 4.7                 |
| 1996-09-25 | 4.6                 |
| 1996-09-26 | 4.6                 |
| 1996-09-27 | 4.7                 |
| 1996-09-28 | 5.1                 |
| 1996-09-29 | 5.1                 |
| 1996-09-30 | 5.1                 |
| 1996-10-01 | 5.1                 |
| 1996-10-02 | 5.1                 |
| 1996-10-03 | 5.3                 |
| 1996-10-04 | 7.6                 |
| 1996-10-05 | 5.4                 |
| 1996-10-06 | 5.3                 |
| 1996-10-07 | 5.1                 |
| 1996-10-08 | 4.9                 |
| 1996-10-09 | 4.8                 |
| 1996-10-10 | 5.0                 |
| 1996-10-11 | 4.8                 |
| 1996-10-12 | 4.8                 |
| 1996-10-13 | 4.8                 |
| 1996-10-14 | 4.9                 |
| 1996-10-15 | 5.2                 |
| 1996-10-16 | 4.8                 |
| 1996-10-17 | 4.8                 |
| 1996-10-18 | 4.5                 |
| 1996-10-19 | 5.0                 |
| 1996-10-20 | 5.5                 |
| 1996-10-21 | 5.5                 |
| 1996-10-22 | 5.5                 |
| 1996-10-23 | 5.5                 |
| 1996-10-24 | 5.0                 |
| 1996-10-25 | 5.6                 |
| 1996-10-26 | 5.9                 |
| 1996-10-27 | 5.9                 |
| 1996-10-28 | 5.9                 |
| 1996-10-29 | 5.9                 |
| 1996-10-30 | 5.9                 |
| 1996-10-31 | 5.9                 |
| 1996-11-01 | 5.8                 |
| 1996-11-02 | 5.0                 |
| 1996-11-03 | 5.1                 |
| 1996-11-04 | 5.1                 |
| 1996-11-05 | 5.5                 |
| 1996-11-06 | 5.9                 |
| 1996-11-07 | 5.9                 |
| 1996-11-08 | 5.9                 |
| 1996-11-09 | 5.9                 |
| 1996-11-10 | 6.0                 |
| 1996-11-11 | 5.6                 |
| 1996-11-12 | 5.3                 |
| 1996-11-13 | 5.2                 |
| 1996-11-14 | 4.8                 |
| 1996-11-15 | 5.2                 |
| 1996-11-16 | 5.4                 |
| 1996-11-17 | 5.4                 |
| 1996-11-18 | 5.4                 |
| 1996-11-19 | 5.5                 |
| 1996-11-20 | 5.6                 |
| 1996-11-21 | 5.8                 |
| 1996-11-22 | 6.8                 |
| 1996-11-23 | 6.0                 |
| 1996-11-24 | 6.0                 |
| 1996-11-25 | 5.5                 |
| 1996-11-26 | 5.0                 |
| 1996-11-27 | 5.0                 |
| 1996-11-28 | 4.8                 |
| 1996-11-29 | 5.0                 |
| 1996-11-30 | 4.7                 |
| 1996-12-01 | 4.7                 |
| 1996-12-02 | 4.7                 |
| 1996-12-03 | 4.5                 |
| 1996-12-04 | 4.7                 |
| 1996-12-05 | 4.9                 |
| 1996-12-06 | 5.1                 |
| 1996-12-07 | 4.7                 |
| 1996-12-08 | 4.3                 |
| 1996-12-09 | 3.8                 |
| 1996-12-10 | 3.8                 |
| 1996-12-11 | 3.9                 |
| 1996-12-12 | 4.0                 |
| 1996-12-13 | 4.0                 |
| 1996-12-14 | 4.1                 |
| 1996-12-15 | 4.2                 |
| 1996-12-16 | 4.3                 |
| 1996-12-17 | 4.1                 |
| 1996-12-18 | 3.9                 |
| 1996-12-19 | 4.1                 |
| 1996-12-20 | 4.3                 |
| 1996-12-21 | 4.4                 |
| 1996-12-22 | 4.5                 |
| 1996-12-23 | 4.5                 |
| 1996-12-24 | 4.4                 |
| 1996-12-25 | 4.5                 |
| 1996-12-26 | 4.6                 |
| 1996-12-27 | 4.4                 |
| 1996-12-28 | 4.0                 |
| 1996-12-29 | 3.9                 |
| 1996-12-30 | 3.9                 |
| 1996-12-31 | 3.9                 |
| 1997-01-01 | 3.8                 |
| 1997-01-02 | 4.0                 |
| 1997-01-03 | 4.7                 |
| 1997-01-04 | 4.6                 |
| 1997-01-05 | 4.6                 |
| 1997-01-06 | 4.5                 |
| 1997-01-07 | 4.4                 |
| 1997-01-08 | 4.5                 |
| 1997-01-09 | 4.6                 |
| 1997-01-10 | 4.8                 |
| 1997-01-11 | 4.5                 |
| 1997-01-12 | 4.2                 |
| 1997-01-13 | 4.2                 |
| 1997-01-14 | 4.3                 |
| 1997-01-15 | 4.0                 |
| 1997-01-16 | 3.8                 |
| 1997-01-17 | 3.8                 |
| 1997-01-18 | 4.0                 |
| 1997-01-19 | 4.3                 |
| 1997-01-20 | 4.3                 |
| 1997-01-21 | 4.2                 |
| 1997-01-22 | 4.4                 |
| 1997-01-23 | 4.1                 |
| 1997-01-24 | 4.2                 |
| 1997-01-25 | 4.3                 |
| 1997-01-26 | 4.4                 |
| 1997-01-27 | 4.0                 |
| 1997-01-28 | 4.0                 |
| 1997-01-29 | 4.0                 |
| 1997-01-30 | 4.0                 |
| 1997-01-31 | 4.1                 |
| 1997-02-01 | 4.0                 |
| 1997-02-02 | 4.1                 |
| 1997-02-03 | 4.0                 |
| 1997-02-04 | 4.2                 |
| 1997-02-05 | 3.7                 |
| 1997-02-06 | 3.5                 |
| 1997-02-07 | 3.6                 |
| 1997-02-08 | 4.0                 |
| 1997-02-09 | 4.5                 |
| 1997-02-10 | 4.8                 |
| 1997-02-11 | 5.2                 |
| 1997-02-12 | 5.5                 |
| 1997-02-13 | 5.2                 |
| 1997-02-14 | 4.5                 |
| 1997-02-15 | 4.0                 |
| 1997-02-16 | 3.8                 |
| 1997-02-17 | 3.7                 |
| 1997-02-18 | 4.1                 |
| 1997-02-19 | 4.0                 |
| 1997-02-20 | 3.9                 |
| 1997-02-21 | 3.8                 |
| 1997-02-22 | 3.9                 |
| 1997-02-23 | 4.0                 |
| 1997-02-24 | 4.1                 |
| 1997-02-25 | 3.8                 |
| 1997-02-26 | 3.9                 |
| 1997-02-27 | 4.0                 |
| 1997-02-28 | 3.9                 |
| 1997-03-01 | 3.8                 |
| 1997-03-02 | 3.9                 |
| 1997-03-03 | 3.9                 |
| 1997-03-04 | 3.8                 |
| 1997-03-05 | 3.9                 |
| 1997-03-06 | 3.9                 |
| 1997-03-07 | 4.0                 |
| 1997-03-08 | 4.1                 |
| 1997-03-09 | 4.2                 |
| 1997-03-10 | 4.3                 |
| 1997-03-11 | 4.4                 |
| 1997-03-12 | 4.5                 |
| 1997-03-13 | 4.7                 |
| 1997-03-14 | 4.9                 |
| 1997-03-15 | 5.2                 |
| 1997-03-16 | 9.0                 |
| 1997-03-17 | 15.0                |
| 1997-03-18 | 20.0                |
| 1997-03-19 | 35.0                |
| 1997-03-20 | 59.0                |
| 1997-03-21 | 80.0                |
| 1997-03-22 | 80.0                |
| 1997-03-23 | 85.0                |
| 1997-03-24 | 82.0                |
| 1997-03-25 | 74.0                |
| 1997-03-26 | 62.0                |
| 1997-03-27 | 70.0                |
| 1997-03-28 | 70.0                |
| 1997-03-29 | 70.0                |
| 1997-03-30 | 64.0                |
| 1997-03-31 | 64.0                |
| 1997-04-01 | 60.0                |
| 1997-04-02 | 54.0                |
| 1997-04-03 | 55.0                |
| 1997-04-04 | 60.0                |
| 1997-04-05 | 54.0                |
| 1997-04-06 | 48.0                |
| 1997-04-07 | 47.0                |
| 1997-04-08 | 47.0                |
| 1997-04-09 | 48.0                |
| 1997-04-10 | 44.0                |
| 1997-04-11 | 39.0                |
| 1997-04-12 | 35.0                |
| 1997-04-13 | 34.0                |
| 1997-04-14 | 34.0                |
| 1997-04-15 | 40.0                |
| 1997-04-16 | 57.0                |
| 1997-04-17 | 85.0                |
| 1997-04-18 | 112.0               |
| 1997-04-19 | 136.0               |
| 1997-04-20 | 155.0               |
| 1997-04-21 | 184.0               |
| 1997-04-22 | 192.0               |
| 1997-04-23 | 213.0               |
| 1997-04-24 | 194.0               |
| 1997-04-25 | 173.0               |
| 1997-04-26 | 162.0               |
| 1997-04-27 | 191.0               |
| 1997-04-28 | 270.0               |
| 1997-04-29 | 337.0               |
| 1997-04-30 | 334.0               |
| 1997-05-01 | 333.0               |
| 1997-05-02 | 280.0               |
| 1997-05-03 | 258.0               |
| 1997-05-04 | 246.0               |
| 1997-05-05 | 276.0               |
| 1997-05-06 | 324.0               |
| 1997-05-07 | 358.0               |
| 1997-05-08 | 357.0               |
| 1997-05-09 | 367.0               |
| 1997-05-10 | 376.0               |
| 1997-05-11 | 377.0               |
| 1997-05-12 | 382.0               |
| 1997-05-13 | 385.0               |
| 1997-05-14 | 377.0               |
| 1997-05-15 | 370.0               |
| 1997-05-16 | 348.0               |
| 1997-05-17 | 323.0               |
| 1997-05-18 | 292.0               |
| 1997-05-19 | 264.0               |
| 1997-05-20 | 243.0               |
| 1997-05-21 | 224.0               |
| 1997-05-22 | 208.0               |
| 1997-05-23 | 189.0               |
| 1997-05-24 | 183.0               |
| 1997-05-25 | 174.0               |
| 1997-05-26 | 157.0               |
| 1997-05-27 | 142.0               |
| 1997-05-28 | 133.0               |
| 1997-05-29 | 128.0               |
| 1997-05-30 | 126.0               |
| 1997-05-31 | 121.0               |
| 1997-06-01 | 116.0               |
| 1997-06-02 | 112.0               |
| 1997-06-03 | 105.0               |
| 1997-06-04 | 99.0                |
| 1997-06-05 | 95.0                |
| 1997-06-06 | 89.0                |
| 1997-06-07 | 84.0                |
| 1997-06-08 | 84.0                |
| 1997-06-09 | 88.0                |
| 1997-06-10 | 81.0                |
| 1997-06-11 | 72.0                |
| 1997-06-12 | 66.0                |
| 1997-06-13 | 66.0                |
| 1997-06-14 | 64.0                |
| 1997-06-15 | 61.0                |
| 1997-06-16 | 57.0                |
| 1997-06-17 | 53.0                |
| 1997-06-18 | 50.0                |
| 1997-06-19 | 48.0                |
| 1997-06-20 | 45.0                |
| 1997-06-21 | 43.0                |
| 1997-06-22 | 41.0                |
| 1997-06-23 | 39.0                |
| 1997-06-24 | 38.0                |
| 1997-06-25 | 36.0                |
| 1997-06-26 | 35.0                |
| 1997-06-27 | 34.0                |
| 1997-06-28 | 32.0                |
| 1997-06-29 | 32.0                |
| 1997-06-30 | 30.0                |
| 1997-07-01 | 29.0                |
| 1997-07-02 | 28.0                |
| 1997-07-03 | 28.0                |
| 1997-07-04 | 27.0                |
| 1997-07-05 | 26.0                |
| 1997-07-06 | 26.0                |
| 1997-07-07 | 25.0                |
| 1997-07-08 | 23.0                |
| 1997-07-09 | 23.0                |
| 1997-07-10 | 23.0                |
| 1997-07-11 | 22.0                |
| 1997-07-12 | 22.0                |
| 1997-07-13 | 22.0                |
| 1997-07-14 | 20.0                |
| 1997-07-15 | 20.0                |
| 1997-07-16 | 19.0                |
| 1997-07-17 | 19.0                |
| 1997-07-18 | 19.0                |
| 1997-07-19 | 21.0                |
| 1997-07-20 | 19.0                |
| 1997-07-21 | 18.0                |
| 1997-07-22 | 17.0                |
| 1997-07-23 | 18.0                |
| 1997-07-24 | 18.0                |
| 1997-07-25 | 16.0                |
| 1997-07-26 | 15.0                |
| 1997-07-27 | 15.0                |
| 1997-07-28 | 16.0                |
| 1997-07-29 | 18.0                |
| 1997-07-30 | 15.0                |
| 1997-07-31 | 15.0                |
| 1997-08-01 | 14.0                |
| 1997-08-02 | 14.0                |
| 1997-08-03 | 14.0                |
| 1997-08-04 | 17.0                |
| 1997-08-05 | 18.0                |
| 1997-08-06 | 15.0                |
| 1997-08-07 | 15.0                |
| 1997-08-08 | 12.0                |
| 1997-08-09 | 11.0                |
| 1997-08-10 | 13.0                |
| 1997-08-11 | 11.0                |
| 1997-08-12 | 13.0                |
| 1997-08-13 | 12.0                |
| 1997-08-14 | 11.0                |
| 1997-08-15 | 10.0                |
| 1997-08-16 | 9.6                 |
| 1997-08-17 | 9.5                 |
| 1997-08-18 | 9.9                 |
| 1997-08-19 | 9.2                 |
| 1997-08-20 | 8.8                 |
| 1997-08-21 | 11.0                |
| 1997-08-22 | 13.0                |
| 1997-08-23 | 8.9                 |
| 1997-08-24 | 8.5                 |
| 1997-08-25 | 8.0                 |
| 1997-08-26 | 7.7                 |
| 1997-08-27 | 7.8                 |
| 1997-08-28 | 7.5                 |
| 1997-08-29 | 7.6                 |
| 1997-08-30 | 7.2                 |
| 1997-08-31 | 7.6                 |
| 1997-09-01 | 8.6                 |
| 1997-09-02 | 7.9                 |
| 1997-09-03 | 9.7                 |
| 1997-09-04 | 9.5                 |
| 1997-09-05 | 8.0                 |
| 1997-09-06 | 7.6                 |
| 1997-09-07 | 8.0                 |
| 1997-09-08 | 7.9                 |
| 1997-09-09 | 7.3                 |
| 1997-09-10 | 8.6                 |
| 1997-09-11 | 9.0                 |
| 1997-09-12 | 8.5                 |
| 1997-09-13 | 6.9                 |
| 1997-09-14 | 7.3                 |
| 1997-09-15 | 7.4                 |
| 1997-09-16 | 8.4                 |
| 1997-09-17 | 7.0                 |
| 1997-09-18 | 14.0                |
| 1997-09-19 | 20.0                |
| 1997-09-20 | 13.0                |
| 1997-09-21 | 12.0                |
| 1997-09-22 | 10.0                |
| 1997-09-23 | 9.5                 |
| 1997-09-24 | 9.4                 |
| 1997-09-25 | 9.1                 |
| 1997-09-26 | 11.0                |
| 1997-09-27 | 10.0                |
| 1997-09-28 | 9.4                 |
| 1997-09-29 | 8.9                 |
| 1997-09-30 | 8.7                 |
| 1997-10-01 | 8.1                 |
| 1997-10-02 | 8.4                 |
| 1997-10-03 | 8.4                 |
| 1997-10-04 | 7.7                 |
| 1997-10-05 | 7.7                 |
| 1997-10-06 | 7.5                 |
| 1997-10-07 | 7.9                 |
| 1997-10-08 | 9.0                 |
| 1997-10-09 | 8.1                 |
| 1997-10-10 | 8.0                 |
| 1997-10-11 | 7.7                 |
| 1997-10-12 | 8.0                 |
| 1997-10-13 | 7.8                 |
| 1997-10-14 | 7.8                 |
| 1997-10-15 | 7.5                 |
| 1997-10-16 | 7.4                 |
| 1997-10-17 | 7.3                 |
| 1997-10-18 | 7.0                 |
| 1997-10-19 | 7.1                 |
| 1997-10-20 | 7.1                 |
| 1997-10-21 | 6.9                 |
| 1997-10-22 | 6.9                 |
| 1997-10-23 | 6.9                 |
| 1997-10-24 | 8.1                 |
| 1997-10-25 | 8.0                 |
| 1997-10-26 | 7.9                 |
| 1997-10-27 | 7.5                 |
| 1997-10-28 | 7.6                 |
| 1997-10-29 | 7.4                 |
| 1997-10-30 | 7.4                 |
| 1997-10-31 | 7.6                 |
| 1997-11-01 | 8.7                 |
| 1997-11-02 | 6.9                 |
| 1997-11-03 | 6.3                 |
| 1997-11-04 | 7.0                 |
| 1997-11-05 | 7.1                 |
| 1997-11-06 | 6.7                 |
| 1997-11-07 | 6.7                 |
| 1997-11-08 | 6.8                 |
| 1997-11-09 | 6.8                 |
| 1997-11-10 | 6.8                 |
| 1997-11-11 | 7.0                 |
| 1997-11-12 | 7.4                 |
| 1997-11-13 | 7.4                 |
| 1997-11-14 | 6.3                 |
| 1997-11-15 | 5.8                 |
| 1997-11-16 | 5.4                 |
| 1997-11-17 | 5.6                 |
| 1997-11-18 | 6.0                 |
| 1997-11-19 | 6.3                 |
| 1997-11-20 | 6.7                 |
| 1997-11-21 | 6.7                 |
| 1997-11-22 | 6.0                 |
| 1997-11-23 | 6.2                 |
| 1997-11-24 | 5.7                 |
| 1997-11-25 | 6.1                 |
| 1997-11-26 | 6.0                 |
| 1997-11-27 | 6.9                 |
| 1997-11-28 | 6.7                 |
| 1997-11-29 | 6.7                 |
| 1997-11-30 | 6.7                 |
| 1997-12-01 | 5.0                 |
| 1997-12-02 | 5.2                 |
| 1997-12-03 | 4.0                 |
| 1997-12-04 | 4.1                 |
| 1997-12-05 | 4.2                 |
| 1997-12-06 | 4.3                 |
| 1997-12-07 | 4.4                 |
| 1997-12-08 | 4.4                 |
| 1997-12-09 | 4.0                 |
| 1997-12-10 | 3.7                 |
| 1997-12-11 | 3.2                 |
| 1997-12-12 | 3.5                 |
| 1997-12-13 | 3.6                 |
| 1997-12-14 | 3.7                 |
| 1997-12-15 | 3.8                 |
| 1997-12-16 | 3.7                 |
| 1997-12-17 | 4.0                 |
| 1997-12-18 | 3.8                 |
| 1997-12-19 | 3.7                 |
| 1997-12-20 | 3.7                 |
| 1997-12-21 | 3.9                 |
| 1997-12-22 | 4.2                 |
| 1997-12-23 | 4.0                 |
| 1997-12-24 | 3.7                 |
| 1997-12-25 | 3.6                 |
| 1997-12-26 | 3.5                 |
| 1997-12-27 | 3.5                 |
| 1997-12-28 | 3.4                 |
| 1997-12-29 | 3.7                 |
| 1997-12-30 | 3.5                 |
| 1997-12-31 | 3.7                 |
| 1998-01-01 | 4.0                 |
| 1998-01-02 | 4.1                 |
| 1998-01-03 | 4.1                 |
| 1998-01-04 | 3.8                 |
| 1998-01-05 | 3.5                 |
| 1998-01-06 | 2.8                 |
| 1998-01-07 | 3.1                 |
| 1998-01-08 | 3.3                 |
| 1998-01-09 | 3.2                 |
| 1998-01-10 | 3.2                 |
| 1998-01-11 | 3.1                 |
| 1998-01-12 | 3.1                 |
| 1998-01-13 | 3.2                 |
| 1998-01-14 | 3.0                 |
| 1998-01-15 | 3.1                 |
| 1998-01-16 | 3.2                 |
| 1998-01-17 | 3.0                 |
| 1998-01-18 | 3.1                 |
| 1998-01-19 | 3.0                 |
| 1998-01-20 | 3.0                 |
| 1998-01-21 | 2.9                 |
| 1998-01-22 | 3.1                 |
| 1998-01-23 | 3.4                 |
| 1998-01-24 | 3.2                 |
| 1998-01-25 | 3.2                 |
| 1998-01-26 | 3.5                 |
| 1998-01-27 | 4.0                 |
| 1998-01-28 | 3.8                 |
| 1998-01-29 | 3.8                 |
| 1998-01-30 | 3.7                 |
| 1998-01-31 | 3.6                 |
| 1998-02-01 | 3.5                 |
| 1998-02-02 | 3.6                 |
| 1998-02-03 | 3.8                 |
| 1998-02-04 | 3.8                 |
| 1998-02-05 | 3.7                 |
| 1998-02-06 | 3.6                 |
| 1998-02-07 | 4.3                 |
| 1998-02-08 | 4.2                 |
| 1998-02-09 | 4.1                 |
| 1998-02-10 | 4.4                 |
| 1998-02-11 | 4.2                 |
| 1998-02-12 | 4.3                 |
| 1998-02-13 | 4.5                 |
| 1998-02-14 | 4.5                 |
| 1998-02-15 | 4.5                 |
| 1998-02-16 | 4.3                 |
| 1998-02-17 | 4.3                 |
| 1998-02-18 | 4.3                 |
| 1998-02-19 | 4.2                 |
| 1998-02-20 | 4.0                 |
| 1998-02-21 | 4.5                 |
| 1998-02-22 | 5.0                 |
| 1998-02-23 | 4.5                 |
| 1998-02-24 | 4.5                 |
| 1998-02-25 | 4.3                 |
| 1998-02-26 | 4.2                 |
| 1998-02-27 | 4.1                 |
| 1998-02-28 | 3.9                 |
| 1998-03-01 | 4.8                 |
| 1998-03-02 | 5.8                 |
| 1998-03-03 | 6.4                 |
| 1998-03-04 | 6.0                 |
| 1998-03-05 | 5.6                 |
| 1998-03-06 | 6.2                 |
| 1998-03-07 | 6.0                 |
| 1998-03-08 | 5.8                 |
| 1998-03-09 | 7.0                 |
| 1998-03-10 | 8.0                 |
| 1998-03-11 | 8.6                 |
| 1998-03-12 | 9.0                 |
| 1998-03-13 | 9.5                 |
| 1998-03-14 | 10.0                |
| 1998-03-15 | 10.0                |
| 1998-03-16 | 9.5                 |
| 1998-03-17 | 9.0                 |
| 1998-03-18 | 8.7                 |
| 1998-03-19 | 8.4                 |
| 1998-03-20 | 12.0                |
| 1998-03-21 | 15.0                |
| 1998-03-22 | 20.0                |
| 1998-03-23 | 27.0                |
| 1998-03-24 | 38.0                |
| 1998-03-25 | 53.0                |
| 1998-03-26 | 67.0                |
| 1998-03-27 | 63.0                |
| 1998-03-28 | 49.0                |
| 1998-03-29 | 40.0                |
| 1998-03-30 | 34.0                |
| 1998-03-31 | 30.0                |
| 1998-04-01 | 29.0                |
| 1998-04-02 | 26.0                |
| 1998-04-03 | 24.0                |
| 1998-04-04 | 25.0                |
| 1998-04-05 | 26.0                |
| 1998-04-06 | 25.0                |
| 1998-04-07 | 24.0                |
| 1998-04-08 | 24.0                |
| 1998-04-09 | 24.0                |
| 1998-04-10 | 25.0                |
| 1998-04-11 | 35.0                |
| 1998-04-12 | 37.0                |
| 1998-04-13 | 35.0                |
| 1998-04-14 | 32.0                |
| 1998-04-15 | 29.0                |
| 1998-04-16 | 27.0                |
| 1998-04-17 | 27.0                |
| 1998-04-18 | 29.0                |
| 1998-04-19 | 31.0                |
| 1998-04-20 | 38.0                |
| 1998-04-21 | 49.0                |
| 1998-04-22 | 80.0                |
| 1998-04-23 | 127.0               |
| 1998-04-24 | 174.0               |
| 1998-04-25 | 186.0               |
| 1998-04-26 | 184.0               |
| 1998-04-27 | 181.0               |
| 1998-04-28 | 188.0               |
| 1998-04-29 | 216.0               |
| 1998-04-30 | 258.0               |
| 1998-05-01 | 264.0               |
| 1998-05-02 | 266.0               |
| 1998-05-03 | 283.0               |
| 1998-05-04 | 305.0               |
| 1998-05-05 | 299.0               |
| 1998-05-06 | 281.0               |
| 1998-05-07 | 264.0               |
| 1998-05-08 | 263.0               |
| 1998-05-09 | 270.0               |
| 1998-05-10 | 267.0               |
| 1998-05-11 | 267.0               |
| 1998-05-12 | 256.0               |
| 1998-05-13 | 246.0               |
| 1998-05-14 | 229.0               |
| 1998-05-15 | 213.0               |
| 1998-05-16 | 198.0               |
| 1998-05-17 | 190.0               |
| 1998-05-18 | 199.0               |
| 1998-05-19 | 213.0               |
| 1998-05-20 | 211.0               |
| 1998-05-21 | 216.0               |
| 1998-05-22 | 204.0               |
| 1998-05-23 | 194.0               |
| 1998-05-24 | 179.0               |
| 1998-05-25 | 174.0               |
| 1998-05-26 | 170.0               |
| 1998-05-27 | 165.0               |
| 1998-05-28 | 148.0               |
| 1998-05-29 | 142.0               |
| 1998-05-30 | 133.0               |
| 1998-05-31 | 123.0               |
| 1998-06-01 | 112.0               |
| 1998-06-02 | 105.0               |
| 1998-06-03 | 94.0                |
| 1998-06-04 | 84.0                |
| 1998-06-05 | 66.0                |
| 1998-06-06 | 61.0                |
| 1998-06-07 | 60.0                |
| 1998-06-08 | 57.0                |
| 1998-06-09 | 52.0                |
| 1998-06-10 | 54.0                |
| 1998-06-11 | 54.0                |
| 1998-06-12 | 54.0                |
| 1998-06-13 | 53.0                |
| 1998-06-14 | 53.0                |
| 1998-06-15 | 52.0                |
| 1998-06-16 | 49.0                |
| 1998-06-17 | 51.0                |
| 1998-06-18 | 53.0                |
| 1998-06-19 | 49.0                |
| 1998-06-20 | 47.0                |
| 1998-06-21 | 45.0                |
| 1998-06-22 | 44.0                |
| 1998-06-23 | 42.0                |
| 1998-06-24 | 40.0                |
| 1998-06-25 | 39.0                |
| 1998-06-26 | 37.0                |
| 1998-06-27 | 36.0                |
| 1998-06-28 | 34.0                |
| 1998-06-29 | 33.0                |
| 1998-06-30 | 31.0                |
| 1998-07-01 | 30.0                |
| 1998-07-02 | 29.0                |
| 1998-07-03 | 28.0                |
| 1998-07-04 | 27.0                |
| 1998-07-05 | 26.0                |
| 1998-07-06 | 26.0                |
| 1998-07-07 | 25.0                |
| 1998-07-08 | 25.0                |
| 1998-07-09 | 23.0                |
| 1998-07-10 | 22.0                |
| 1998-07-11 | 21.0                |
| 1998-07-12 | 20.0                |
| 1998-07-13 | 19.0                |
| 1998-07-14 | 18.0                |
| 1998-07-15 | 17.0                |
| 1998-07-16 | 17.0                |
| 1998-07-17 | 16.0                |
| 1998-07-18 | 16.0                |
| 1998-07-19 | 15.0                |
| 1998-07-20 | 15.0                |
| 1998-07-21 | 15.0                |
| 1998-07-22 | 16.0                |
| 1998-07-23 | 17.0                |
| 1998-07-24 | 18.0                |
| 1998-07-25 | 17.0                |
| 1998-07-26 | 14.0                |
| 1998-07-27 | 14.0                |
| 1998-07-28 | 15.0                |
| 1998-07-29 | 15.0                |
| 1998-07-30 | 13.0                |
| 1998-07-31 | 13.0                |
| 1998-08-01 | 12.0                |
| 1998-08-02 | 12.0                |
| 1998-08-03 | 11.0                |
| 1998-08-04 | 11.0                |
| 1998-08-05 | 11.0                |
| 1998-08-06 | 10.0                |
| 1998-08-07 | 9.9                 |
| 1998-08-08 | 9.9                 |
| 1998-08-09 | 10.0                |
| 1998-08-10 | 10.0                |
| 1998-08-11 | 11.0                |
| 1998-08-12 | 10.0                |
| 1998-08-13 | 10.0                |
| 1998-08-14 | 9.5                 |
| 1998-08-15 | 9.0                 |
| 1998-08-16 | 9.1                 |
| 1998-08-17 | 8.9                 |
| 1998-08-18 | 9.5                 |
| 1998-08-19 | 11.0                |
| 1998-08-20 | 9.4                 |
| 1998-08-21 | 9.4                 |
| 1998-08-22 | 8.4                 |
| 1998-08-23 | 7.8                 |
| 1998-08-24 | 7.8                 |
| 1998-08-25 | 8.7                 |
| 1998-08-26 | 9.2                 |
| 1998-08-27 | 7.0                 |
| 1998-08-28 | 6.3                 |
| 1998-08-29 | 6.3                 |
| 1998-08-30 | 6.3                 |
| 1998-08-31 | 6.3                 |
| 1998-09-01 | 7.0                 |
| 1998-09-02 | 6.7                 |
| 1998-09-03 | 6.7                 |
| 1998-09-04 | 6.2                 |
| 1998-09-05 | 6.4                 |
| 1998-09-06 | 7.0                 |
| 1998-09-07 | 6.8                 |
| 1998-09-08 | 6.6                 |
| 1998-09-09 | 7.4                 |
| 1998-09-10 | 9.0                 |
| 1998-09-11 | 11.0                |
| 1998-09-12 | 8.4                 |
| 1998-09-13 | 6.4                 |
| 1998-09-14 | 5.8                 |
| 1998-09-15 | 6.0                 |
| 1998-09-16 | 6.2                 |
| 1998-09-17 | 6.2                 |
| 1998-09-18 | 6.0                 |
| 1998-09-19 | 5.8                 |
| 1998-09-20 | 6.2                 |
| 1998-09-21 | 6.5                 |
| 1998-09-22 | 6.4                 |
| 1998-09-23 | 6.3                 |
| 1998-09-24 | 6.2                 |
| 1998-09-25 | 6.4                 |
| 1998-09-26 | 6.3                 |
| 1998-09-27 | 6.2                 |
| 1998-09-28 | 6.6                 |
| 1998-09-29 | 6.5                 |
| 1998-09-30 | 6.8                 |
| 1998-10-01 | 6.3                 |
| 1998-10-02 | 6.4                 |
| 1998-10-03 | 8.0                 |
| 1998-10-04 | 8.1                 |
| 1998-10-05 | 7.0                 |
| 1998-10-06 | 7.2                 |
| 1998-10-07 | 7.2                 |
| 1998-10-08 | 7.2                 |
| 1998-10-09 | 6.9                 |
| 1998-10-10 | 6.8                 |
| 1998-10-11 | 7.4                 |
| 1998-10-12 | 7.2                 |
| 1998-10-13 | 7.0                 |
| 1998-10-14 | 6.9                 |
| 1998-10-15 | 7.0                 |
| 1998-10-16 | 7.0                 |
| 1998-10-17 | 7.0                 |
| 1998-10-18 | 6.8                 |
| 1998-10-19 | 7.2                 |
| 1998-10-20 | 7.0                 |
| 1998-10-21 | 7.4                 |
| 1998-10-22 | 7.3                 |
| 1998-10-23 | 7.2                 |
| 1998-10-24 | 7.0                 |
| 1998-10-25 | 13.0                |
| 1998-10-26 | 16.0                |
| 1998-10-27 | 11.0                |
| 1998-10-28 | 8.2                 |
| 1998-10-29 | 8.0                 |
| 1998-10-30 | 9.0                 |
| 1998-10-31 | 8.0                 |
| 1998-11-01 | 7.8                 |
| 1998-11-02 | 7.8                 |
| 1998-11-03 | 7.4                 |
| 1998-11-04 | 7.0                 |
| 1998-11-05 | 7.2                 |
| 1998-11-06 | 7.2                 |
| 1998-11-07 | 7.2                 |
| 1998-11-08 | 7.3                 |
| 1998-11-09 | 7.4                 |
| 1998-11-10 | 7.5                 |
| 1998-11-11 | 7.3                 |
| 1998-11-12 | 7.0                 |
| 1998-11-13 | 7.3                 |
| 1998-11-14 | 6.7                 |
| 1998-11-15 | 6.3                 |
| 1998-11-16 | 6.5                 |
| 1998-11-17 | 6.4                 |
| 1998-11-18 | 6.4                 |
| 1998-11-19 | 5.6                 |
| 1998-11-20 | 5.5                 |
| 1998-11-21 | 5.7                 |
| 1998-11-22 | 5.9                 |
| 1998-11-23 | 5.8                 |
| 1998-11-24 | 5.5                 |
| 1998-11-25 | 5.6                 |
| 1998-11-26 | 5.7                 |
| 1998-11-27 | 5.5                 |
| 1998-11-28 | 5.6                 |
| 1998-11-29 | 5.6                 |
| 1998-11-30 | 5.4                 |
| 1998-12-01 | 5.1                 |
| 1998-12-02 | 5.2                 |
| 1998-12-03 | 5.0                 |
| 1998-12-04 | 4.9                 |
| 1998-12-05 | 4.7                 |
| 1998-12-06 | 4.1                 |
| 1998-12-07 | 4.2                 |
| 1998-12-08 | 4.2                 |
| 1998-12-09 | 4.3                 |
| 1998-12-10 | 4.1                 |
| 1998-12-11 | 4.2                 |
| 1998-12-12 | 4.4                 |
| 1998-12-13 | 4.3                 |
| 1998-12-14 | 4.2                 |
| 1998-12-15 | 4.0                 |
| 1998-12-16 | 3.8                 |
| 1998-12-17 | 3.9                 |
| 1998-12-18 | 4.1                 |
| 1998-12-19 | 3.9                 |
| 1998-12-20 | 3.7                 |
| 1998-12-21 | 3.5                 |
| 1998-12-22 | 3.2                 |
| 1998-12-23 | 3.4                 |
| 1998-12-24 | 3.6                 |
| 1998-12-25 | 3.9                 |
| 1998-12-26 | 4.2                 |
| 1998-12-27 | 4.5                 |
| 1998-12-28 | 4.8                 |
| 1998-12-29 | 4.7                 |
| 1998-12-30 | 4.7                 |
| 1998-12-31 | 4.5                 |
| 1999-01-01 | 4.9                 |
| 1999-01-02 | 4.9                 |
| 1999-01-03 | 4.8                 |
| 1999-01-04 | 5.4                 |
| 1999-01-05 | 5.2                 |
| 1999-01-06 | 5.2                 |
| 1999-01-07 | 5.2                 |
| 1999-01-08 | 4.8                 |
| 1999-01-09 | 4.9                 |
| 1999-01-10 | 4.9                 |
| 1999-01-11 | 4.6                 |
| 1999-01-12 | 4.6                 |
| 1999-01-13 | 4.6                 |
| 1999-01-14 | 4.3                 |
| 1999-01-15 | 4.4                 |
| 1999-01-16 | 4.0                 |
| 1999-01-17 | 3.5                 |
| 1999-01-18 | 3.7                 |
| 1999-01-19 | 3.7                 |
| 1999-01-20 | 3.7                 |
| 1999-01-21 | 3.8                 |
| 1999-01-22 | 3.8                 |
| 1999-01-23 | 3.8                 |
| 1999-01-24 | 3.8                 |
| 1999-01-25 | 3.6                 |
| 1999-01-26 | 3.4                 |
| 1999-01-27 | 3.3                 |
| 1999-01-28 | 3.1                 |
| 1999-01-29 | 3.3                 |
| 1999-01-30 | 3.3                 |
| 1999-01-31 | 3.3                 |
| 1999-02-01 | 3.3                 |
| 1999-02-02 | 3.0                 |
| 1999-02-03 | 3.0                 |
| 1999-02-04 | 3.1                 |
| 1999-02-05 | 3.1                 |
| 1999-02-06 | 3.1                 |
| 1999-02-07 | 3.1                 |
| 1999-02-08 | 3.2                 |
| 1999-02-09 | 3.1                 |
| 1999-02-10 | 3.0                 |
| 1999-02-11 | 2.8                 |
| 1999-02-12 | 2.9                 |
| 1999-02-13 | 3.0                 |
| 1999-02-14 | 3.2                 |
| 1999-02-15 | 3.0                 |
| 1999-02-16 | 3.0                 |
| 1999-02-17 | 3.1                 |
| 1999-02-18 | 3.1                 |
| 1999-02-19 | 3.0                 |
| 1999-02-20 | 2.9                 |
| 1999-02-21 | 3.1                 |
| 1999-02-22 | 3.1                 |
| 1999-02-23 | 3.3                 |
| 1999-02-24 | 3.6                 |
| 1999-02-25 | 3.9                 |
| 1999-02-26 | 4.3                 |
| 1999-02-27 | 4.5                 |
| 1999-02-28 | 5.0                 |
| 1999-03-01 | 5.6                 |
| 1999-03-02 | 5.4                 |
| 1999-03-03 | 5.2                 |
| 1999-03-04 | 5.2                 |
| 1999-03-05 | 5.0                 |
| 1999-03-06 | 5.6                 |
| 1999-03-07 | 5.4                 |
| 1999-03-08 | 5.4                 |
| 1999-03-09 | 5.0                 |
| 1999-03-10 | 4.7                 |
| 1999-03-11 | 5.8                 |
| 1999-03-12 | 7.0                 |
| 1999-03-13 | 7.6                 |
| 1999-03-14 | 8.0                 |
| 1999-03-15 | 8.0                 |
| 1999-03-16 | 10.0                |
| 1999-03-17 | 14.0                |
| 1999-03-18 | 18.0                |
| 1999-03-19 | 22.0                |
| 1999-03-20 | 32.0                |
| 1999-03-21 | 25.0                |
| 1999-03-22 | 22.0                |
| 1999-03-23 | 22.0                |
| 1999-03-24 | 20.0                |
| 1999-03-25 | 20.0                |
| 1999-03-26 | 21.0                |
| 1999-03-27 | 21.0                |
| 1999-03-28 | 19.0                |
| 1999-03-29 | 18.0                |
| 1999-03-30 | 19.0                |
| 1999-03-31 | 19.0                |
| 1999-04-01 | 18.0                |
| 1999-04-02 | 16.0                |
| 1999-04-03 | 15.0                |
| 1999-04-04 | 15.0                |
| 1999-04-05 | 14.0                |
| 1999-04-06 | 15.0                |
| 1999-04-07 | 14.0                |
| 1999-04-08 | 14.0                |
| 1999-04-09 | 15.0                |
| 1999-04-10 | 14.0                |
| 1999-04-11 | 13.0                |
| 1999-04-12 | 13.0                |
| 1999-04-13 | 13.0                |
| 1999-04-14 | 15.0                |
| 1999-04-15 | 16.0                |
| 1999-04-16 | 16.0                |
| 1999-04-17 | 16.0                |
| 1999-04-18 | 18.0                |
| 1999-04-19 | 21.0                |
| 1999-04-20 | 26.0                |
| 1999-04-21 | 29.0                |
| 1999-04-22 | 27.0                |
| 1999-04-23 | 25.0                |
| 1999-04-24 | 25.0                |
| 1999-04-25 | 28.0                |
| 1999-04-26 | 27.0                |
| 1999-04-27 | 28.0                |
| 1999-04-28 | 30.0                |
| 1999-04-29 | 43.0                |
| 1999-04-30 | 48.0                |
| 1999-05-01 | 51.0                |
| 1999-05-02 | 54.0                |
| 1999-05-03 | 66.0                |
| 1999-05-04 | 56.0                |
| 1999-05-05 | 56.0                |
| 1999-05-06 | 54.0                |
| 1999-05-07 | 56.0                |
| 1999-05-08 | 70.0                |
| 1999-05-09 | 80.0                |
| 1999-05-10 | 74.0                |
| 1999-05-11 | 66.0                |
| 1999-05-12 | 66.0                |
| 1999-05-13 | 76.0                |
| 1999-05-14 | 90.0                |
| 1999-05-15 | 84.0                |
| 1999-05-16 | 80.0                |
| 1999-05-17 | 74.0                |
| 1999-05-18 | 80.0                |
| 1999-05-19 | 84.0                |
| 1999-05-20 | 90.0                |
| 1999-05-21 | 100.0               |
| 1999-05-22 | 110.0               |
| 1999-05-23 | 125.0               |
| 1999-05-24 | 140.0               |
| 1999-05-25 | 150.0               |
| 1999-05-26 | 155.0               |
| 1999-05-27 | 160.0               |
| 1999-05-28 | 165.0               |
| 1999-05-29 | 170.0               |
| 1999-05-30 | 162.0               |
| 1999-05-31 | 150.0               |
| 1999-06-01 | 130.0               |
| 1999-06-02 | 138.0               |
| 1999-06-03 | 120.0               |
| 1999-06-04 | 115.0               |
| 1999-06-05 | 88.0                |
| 1999-06-06 | 74.0                |
| 1999-06-07 | 76.0                |
| 1999-06-08 | 74.0                |
| 1999-06-09 | 76.0                |
| 1999-06-10 | 68.0                |
| 1999-06-11 | 54.0                |
| 1999-06-12 | 43.0                |
| 1999-06-13 | 34.0                |
| 1999-06-14 | 31.0                |
| 1999-06-15 | 32.0                |
| 1999-06-16 | 29.0                |
| 1999-06-17 | 28.0                |
| 1999-06-18 | 28.0                |
| 1999-06-19 | 26.0                |
| 1999-06-20 | 26.0                |
| 1999-06-21 | 25.0                |
| 1999-06-22 | 25.0                |
| 1999-06-23 | 24.0                |
| 1999-06-24 | 23.0                |
| 1999-06-25 | 22.0                |
| 1999-06-26 | 21.0                |
| 1999-06-27 | 20.0                |
| 1999-06-28 | 20.0                |
| 1999-06-29 | 19.0                |
| 1999-06-30 | 18.0                |
| 1999-07-01 | 18.0                |
| 1999-07-02 | 17.0                |
| 1999-07-03 | 16.0                |
| 1999-07-04 | 16.0                |
| 1999-07-05 | 15.0                |
| 1999-07-06 | 14.0                |
| 1999-07-07 | 14.0                |
| 1999-07-08 | 14.0                |
| 1999-07-09 | 14.0                |
| 1999-07-10 | 13.0                |
| 1999-07-11 | 13.0                |
| 1999-07-12 | 12.0                |
| 1999-07-13 | 12.0                |
| 1999-07-14 | 12.0                |
| 1999-07-15 | 13.0                |
| 1999-07-16 | 12.0                |
| 1999-07-17 | 12.0                |
| 1999-07-18 | 11.0                |
| 1999-07-19 | 10.0                |
| 1999-07-20 | 11.0                |
| 1999-07-21 | 11.0                |
| 1999-07-22 | 10.0                |
| 1999-07-23 | 9.4                 |
| 1999-07-24 | 9.6                 |
| 1999-07-25 | 9.0                 |
| 1999-07-26 | 8.8                 |
| 1999-07-27 | 15.0                |
| 1999-07-28 | 11.0                |
| 1999-07-29 | 8.6                 |
| 1999-07-30 | 10.0                |
| 1999-07-31 | 9.8                 |
| 1999-08-01 | 9.4                 |
| 1999-08-02 | 9.2                 |
| 1999-08-03 | 8.5                 |
| 1999-08-04 | 8.9                 |
| 1999-08-05 | 8.5                 |
| 1999-08-06 | 8.2                 |
| 1999-08-07 | 7.9                 |
| 1999-08-08 | 7.7                 |
| 1999-08-09 | 8.5                 |
| 1999-08-10 | 9.0                 |
| 1999-08-11 | 9.4                 |
| 1999-08-12 | 7.5                 |
| 1999-08-13 | 5.9                 |
| 1999-08-14 | 5.9                 |
| 1999-08-15 | 5.4                 |
| 1999-08-16 | 4.9                 |
| 1999-08-17 | 5.3                 |
| 1999-08-18 | 5.0                 |
| 1999-08-19 | 4.5                 |
| 1999-08-20 | 4.6                 |
| 1999-08-21 | 5.0                 |
| 1999-08-22 | 5.0                 |
| 1999-08-23 | 4.7                 |
| 1999-08-24 | 4.7                 |
| 1999-08-25 | 4.7                 |
| 1999-08-26 | 4.7                 |
| 1999-08-27 | 6.4                 |
| 1999-08-28 | 5.6                 |
| 1999-08-29 | 4.7                 |
| 1999-08-30 | 5.8                 |
| 1999-08-31 | 5.5                 |
| 1999-09-01 | 4.8                 |
| 1999-09-02 | 7.8                 |
| 1999-09-03 | 6.2                 |
| 1999-09-04 | 5.4                 |
| 1999-09-05 | 4.9                 |
| 1999-09-06 | 5.1                 |
| 1999-09-07 | 4.2                 |
| 1999-09-08 | 4.2                 |
| 1999-09-09 | 5.0                 |
| 1999-09-10 | 4.8                 |
| 1999-09-11 | 5.4                 |
| 1999-09-12 | 5.0                 |
| 1999-09-13 | 4.8                 |
| 1999-09-14 | 4.7                 |
| 1999-09-15 | 4.7                 |
| 1999-09-16 | 4.7                 |
| 1999-09-17 | 4.8                 |
| 1999-09-18 | 4.8                 |
| 1999-09-19 | 4.8                 |
| 1999-09-20 | 4.6                 |
| 1999-09-21 | 4.5                 |
| 1999-09-22 | 4.3                 |
| 1999-09-23 | 4.5                 |
| 1999-09-24 | 4.3                 |
| 1999-09-25 | 4.2                 |
| 1999-09-26 | 4.1                 |
| 1999-09-27 | 4.2                 |
| 1999-09-28 | 4.1                 |
| 1999-09-29 | 4.3                 |
| 1999-09-30 | 4.3                 |
| 1999-10-01 | 4.3                 |
| 1999-10-02 | 4.3                 |
| 1999-10-03 | 4.1                 |
| 1999-10-04 | 3.9                 |
| 1999-10-05 | 4.0                 |
| 1999-10-06 | 4.0                 |
| 1999-10-07 | 4.1                 |
| 1999-10-08 | 4.2                 |
| 1999-10-09 | 4.1                 |
| 1999-10-10 | 4.0                 |
| 1999-10-11 | 4.0                 |
| 1999-10-12 | 4.0                 |
| 1999-10-13 | 3.9                 |
| 1999-10-14 | 4.0                 |
| 1999-10-15 | 4.1                 |
| 1999-10-16 | 4.2                 |
| 1999-10-17 | 4.3                 |
| 1999-10-18 | 4.4                 |
| 1999-10-19 | 4.3                 |
| 1999-10-20 | 4.3                 |
| 1999-10-21 | 4.3                 |
| 1999-10-22 | 4.3                 |
| 1999-10-23 | 4.2                 |
| 1999-10-24 | 4.3                 |
| 1999-10-25 | 4.1                 |
| 1999-10-26 | 4.1                 |
| 1999-10-27 | 4.1                 |
| 1999-10-28 | 4.1                 |
| 1999-10-29 | 4.0                 |
| 1999-10-30 | 4.0                 |
| 1999-10-31 | 4.0                 |
| 1999-11-01 | 3.9                 |
| 1999-11-02 | 3.9                 |
| 1999-11-03 | 4.0                 |
| 1999-11-04 | 3.7                 |
| 1999-11-05 | 3.6                 |
| 1999-11-06 | 3.6                 |
| 1999-11-07 | 3.6                 |
| 1999-11-08 | 3.6                 |
| 1999-11-09 | 3.6                 |
| 1999-11-10 | 3.6                 |
| 1999-11-11 | 3.5                 |
| 1999-11-12 | 3.7                 |
| 1999-11-13 | 4.0                 |
| 1999-11-14 | 4.0                 |
| 1999-11-15 | 4.0                 |
| 1999-11-16 | 4.0                 |
| 1999-11-17 | 4.0                 |
| 1999-11-18 | 4.4                 |
| 1999-11-19 | 4.0                 |
| 1999-11-20 | 4.1                 |
| 1999-11-21 | 3.9                 |
| 1999-11-22 | 3.5                 |
| 1999-11-23 | 3.5                 |
| 1999-11-24 | 4.0                 |
| 1999-11-25 | 4.5                 |
| 1999-11-26 | 4.7                 |
| 1999-11-27 | 5.2                 |
| 1999-11-28 | 4.5                 |
| 1999-11-29 | 4.3                 |
| 1999-11-30 | 3.3                 |
| 1999-12-01 | 5.4                 |
| 1999-12-02 | 5.0                 |
| 1999-12-03 | 4.8                 |
| 1999-12-04 | 4.4                 |
| 1999-12-05 | 4.0                 |
| 1999-12-06 | 4.2                 |
| 1999-12-07 | 4.2                 |
| 1999-12-08 | 4.0                 |
| 1999-12-09 | 3.8                 |
| 1999-12-10 | 4.0                 |
| 1999-12-11 | 3.8                 |
| 1999-12-12 | 3.5                 |
| 1999-12-13 | 3.8                 |
| 1999-12-14 | 3.5                 |
| 1999-12-15 | 3.8                 |
| 1999-12-16 | 4.1                 |
| 1999-12-17 | 4.3                 |
| 1999-12-18 | 4.5                 |
| 1999-12-19 | 4.2                 |
| 1999-12-20 | 3.9                 |
| 1999-12-21 | 4.0                 |
| 1999-12-22 | 3.6                 |
| 1999-12-23 | 3.8                 |
| 1999-12-24 | 4.0                 |
| 1999-12-25 | 4.2                 |
| 1999-12-26 | 4.2                 |
| 1999-12-27 | 4.1                 |
| 1999-12-28 | 4.3                 |
| 1999-12-29 | 4.5                 |
| 1999-12-30 | 4.3                 |
| 1999-12-31 | 4.0                 |
| 2000-01-01 | 4.0                 |
| 2000-01-02 | 3.8                 |
| 2000-01-03 | 3.5                 |
| 2000-01-04 | 3.3                 |
| 2000-01-05 | 3.4                 |
| 2000-01-06 | 3.3                 |
| 2000-01-07 | 3.4                 |
| 2000-01-08 | 3.4                 |
| 2000-01-09 | 3.4                 |
| 2000-01-10 | 3.5                 |
| 2000-01-11 | 3.7                 |
| 2000-01-12 | 3.6                 |
| 2000-01-13 | 3.4                 |
| 2000-01-14 | 3.5                 |
| 2000-01-15 | 3.5                 |
| 2000-01-16 | 3.3                 |
| 2000-01-17 | 3.5                 |
| 2000-01-18 | 3.7                 |
| 2000-01-19 | 3.7                 |
| 2000-01-20 | 3.5                 |
| 2000-01-21 | 3.6                 |
| 2000-01-22 | 3.3                 |
| 2000-01-23 | 3.0                 |
| 2000-01-24 | 2.5                 |
| 2000-01-25 | 2.7                 |
| 2000-01-26 | 3.0                 |
| 2000-01-27 | 2.7                 |
| 2000-01-28 | 2.2                 |
| 2000-01-29 | 2.0                 |
| 2000-01-30 | 2.0                 |
| 2000-01-31 | 2.2                 |
| 2000-02-01 | 2.4                 |
| 2000-02-02 | 2.6                 |
| 2000-02-03 | 2.7                 |
| 2000-02-04 | 2.8                 |
| 2000-02-05 | 2.4                 |
| 2000-02-06 | 2.5                 |
| 2000-02-07 | 2.6                 |
| 2000-02-08 | 2.6                 |
| 2000-02-09 | 2.4                 |
| 2000-02-10 | 2.6                 |
| 2000-02-11 | 2.6                 |
| 2000-02-12 | 2.3                 |
| 2000-02-13 | 2.1                 |
| 2000-02-14 | 2.1                 |
| 2000-02-15 | 2.2                 |
| 2000-02-16 | 2.2                 |
| 2000-02-17 | 2.3                 |
| 2000-02-18 | 2.4                 |
| 2000-02-19 | 2.1                 |
| 2000-02-20 | 2.3                 |
| 2000-02-21 | 3.0                 |
| 2000-02-22 | 2.8                 |
| 2000-02-23 | 2.7                 |
| 2000-02-24 | 2.9                 |
| 2000-02-25 | 2.6                 |
| 2000-02-26 | 2.5                 |
| 2000-02-27 | 2.8                 |
| 2000-02-28 | 3.2                 |
| 2000-02-29 | 3.5                 |
| 2000-03-01 | 4.0                 |
| 2000-03-02 | 4.0                 |
| 2000-03-03 | 3.7                 |
| 2000-03-04 | 4.5                 |
| 2000-03-05 | 6.4                 |
| 2000-03-06 | 5.8                 |
| 2000-03-07 | 5.4                 |
| 2000-03-08 | 6.0                 |
| 2000-03-09 | 6.0                 |
| 2000-03-10 | 5.6                 |
| 2000-03-11 | 6.0                 |
| 2000-03-12 | 7.0                 |
| 2000-03-13 | 6.6                 |
| 2000-03-14 | 6.9                 |
| 2000-03-15 | 6.9                 |
| 2000-03-16 | 6.6                 |
| 2000-03-17 | 7.0                 |
| 2000-03-18 | 6.8                 |
| 2000-03-19 | 7.0                 |
| 2000-03-20 | 6.4                 |
| 2000-03-21 | 6.4                 |
| 2000-03-22 | 8.0                 |
| 2000-03-23 | 9.2                 |
| 2000-03-24 | 11.0                |
| 2000-03-25 | 16.0                |
| 2000-03-26 | 19.0                |
| 2000-03-27 | 23.0                |
| 2000-03-28 | 26.0                |
| 2000-03-29 | 24.0                |
| 2000-03-30 | 23.0                |
| 2000-03-31 | 20.0                |
| 2000-04-01 | 21.0                |
| 2000-04-02 | 22.0                |
| 2000-04-03 | 23.0                |
| 2000-04-04 | 25.0                |
| 2000-04-05 | 27.0                |
| 2000-04-06 | 30.0                |
| 2000-04-07 | 37.0                |
| 2000-04-08 | 35.0                |
| 2000-04-09 | 36.0                |
| 2000-04-10 | 37.0                |
| 2000-04-11 | 37.0                |
| 2000-04-12 | 36.0                |
| 2000-04-13 | 38.0                |
| 2000-04-14 | 39.0                |
| 2000-04-15 | 43.0                |
| 2000-04-16 | 46.0                |
| 2000-04-17 | 44.0                |
| 2000-04-18 | 46.0                |
| 2000-04-19 | 46.0                |
| 2000-04-20 | 43.0                |
| 2000-04-21 | 43.0                |
| 2000-04-22 | 44.0                |
| 2000-04-23 | 49.0                |
| 2000-04-24 | 53.0                |
| 2000-04-25 | 52.0                |
| 2000-04-26 | 52.0                |
| 2000-04-27 | 55.0                |
| 2000-04-28 | 59.0                |
| 2000-04-29 | 60.0                |
| 2000-04-30 | 59.0                |
| 2000-05-01 | 57.0                |
| 2000-05-02 | 57.0                |
| 2000-05-03 | 57.0                |
| 2000-05-04 | 59.0                |
| 2000-05-05 | 59.0                |
| 2000-05-06 | 58.0                |
| 2000-05-07 | 56.0                |
| 2000-05-08 | 59.0                |
| 2000-05-09 | 52.0                |
| 2000-05-10 | 48.0                |
| 2000-05-11 | 45.0                |
| 2000-05-12 | 41.0                |
| 2000-05-13 | 36.0                |
| 2000-05-14 | 33.0                |
| 2000-05-15 | 32.0                |
| 2000-05-16 | 31.0                |
| 2000-05-17 | 31.0                |
| 2000-05-18 | 30.0                |
| 2000-05-19 | 30.0                |
| 2000-05-20 | 30.0                |
| 2000-05-21 | 29.0                |
| 2000-05-22 | 28.0                |
| 2000-05-23 | 27.0                |
| 2000-05-24 | 33.0                |
| 2000-05-25 | 40.0                |
| 2000-05-26 | 35.0                |
| 2000-05-27 | 33.0                |
| 2000-05-28 | 31.0                |
| 2000-05-29 | 29.0                |
| 2000-05-30 | 27.0                |
| 2000-05-31 | 25.0                |
| 2000-06-01 | 23.0                |
| 2000-06-02 | 22.0                |
| 2000-06-03 | 20.0                |
| 2000-06-04 | 19.0                |
| 2000-06-05 | 18.0                |
| 2000-06-06 | 17.0                |
| 2000-06-07 | 19.0                |
| 2000-06-08 | 17.0                |
| 2000-06-09 | 16.0                |
| 2000-06-10 | 15.0                |
| 2000-06-11 | 14.0                |
| 2000-06-12 | 13.0                |
| 2000-06-13 | 12.0                |
| 2000-06-14 | 12.0                |
| 2000-06-15 | 12.0                |
| 2000-06-16 | 11.0                |
| 2000-06-17 | 10.0                |
| 2000-06-18 | 9.6                 |
| 2000-06-19 | 9.2                 |
| 2000-06-20 | 9.0                 |
| 2000-06-21 | 8.6                 |
| 2000-06-22 | 8.2                 |
| 2000-06-23 | 7.6                 |
| 2000-06-24 | 7.3                 |
| 2000-06-25 | 7.0                 |
| 2000-06-26 | 6.8                 |
| 2000-06-27 | 6.6                 |
| 2000-06-28 | 6.3                 |
| 2000-06-29 | 6.0                 |
| 2000-06-30 | 5.9                 |
| 2000-07-01 | 5.8                 |
| 2000-07-02 | 5.7                 |
| 2000-07-03 | 5.5                 |
| 2000-07-04 | 5.5                 |
| 2000-07-05 | 5.2                 |
| 2000-07-06 | 5.0                 |
| 2000-07-07 | 4.6                 |
| 2000-07-08 | 4.4                 |
| 2000-07-09 | 4.2                 |
| 2000-07-10 | 4.1                 |
| 2000-07-11 | 4.0                 |
| 2000-07-12 | 3.8                 |
| 2000-07-13 | 3.7                 |
| 2000-07-14 | 3.7                 |
| 2000-07-15 | 3.6                 |
| 2000-07-16 | 3.6                 |
| 2000-07-17 | 3.5                 |
| 2000-07-18 | 3.5                 |
| 2000-07-19 | 3.4                 |
| 2000-07-20 | 3.0                 |
| 2000-07-21 | 2.7                 |
| 2000-07-22 | 2.6                 |
| 2000-07-23 | 2.5                 |
| 2000-07-24 | 2.1                 |
| 2000-07-25 | 2.3                 |
| 2000-07-26 | 3.2                 |
| 2000-07-27 | 2.8                 |
| 2000-07-28 | 2.1                 |
| 2000-07-29 | 2.0                 |
| 2000-07-30 | 1.8                 |
| 2000-07-31 | 1.7000000000000002  |
| 2000-08-01 | 1.7000000000000002  |
| 2000-08-02 | 2.1                 |
| 2000-08-03 | 3.3                 |
| 2000-08-04 | 3.8                 |
| 2000-08-05 | 2.9                 |
| 2000-08-06 | 2.3                 |
| 2000-08-07 | 1.9                 |
| 2000-08-08 | 1.8                 |
| 2000-08-09 | 1.9                 |
| 2000-08-10 | 2.0                 |
| 2000-08-11 | 2.0                 |
| 2000-08-12 | 1.9                 |
| 2000-08-13 | 1.4                 |
| 2000-08-14 | 1.3                 |
| 2000-08-15 | 1.3                 |
| 2000-08-16 | 1.5                 |
| 2000-08-17 | 1.9                 |
| 2000-08-18 | 1.9                 |
| 2000-08-19 | 1.9                 |
| 2000-08-20 | 1.6                 |
| 2000-08-21 | 1.2                 |
| 2000-08-22 | 1.1                 |
| 2000-08-23 | 1.4                 |
| 2000-08-24 | 1.7000000000000002  |
| 2000-08-25 | 1.8                 |
| 2000-08-26 | 2.2                 |
| 2000-08-27 | 2.5                 |
| 2000-08-28 | 2.3                 |
| 2000-08-29 | 2.2                 |
| 2000-08-30 | 2.7                 |
| 2000-08-31 | 3.3                 |
| 2000-09-01 | 3.0                 |
| 2000-09-02 | 2.7                 |
| 2000-09-03 | 2.1                 |
| 2000-09-04 | 1.8                 |
| 2000-09-05 | 1.7000000000000002  |
| 2000-09-06 | 1.5                 |
| 2000-09-07 | 1.6                 |
| 2000-09-08 | 1.8                 |
| 2000-09-09 | 1.7000000000000002  |
| 2000-09-10 | 1.6                 |
| 2000-09-11 | 1.4                 |
| 2000-09-12 | 1.4                 |
| 2000-09-13 | 1.3                 |
| 2000-09-14 | 1.3                 |
| 2000-09-15 | 1.2                 |
| 2000-09-16 | 1.2                 |
| 2000-09-17 | 1.2                 |
| 2000-09-18 | 1.4                 |
| 2000-09-19 | 1.6                 |
| 2000-09-20 | 1.6                 |
| 2000-09-21 | 2.1                 |
| 2000-09-22 | 4.7                 |
| 2000-09-23 | 5.0                 |
| 2000-09-24 | 3.9                 |
| 2000-09-25 | 3.4                 |
| 2000-09-26 | 3.5                 |
| 2000-09-27 | 2.8                 |
| 2000-09-28 | 2.5                 |
| 2000-09-29 | 2.4                 |
| 2000-09-30 | 2.4                 |
| 2000-10-01 | 2.5                 |
| 2000-10-02 | 2.4                 |
| 2000-10-03 | 2.4                 |
| 2000-10-04 | 2.5                 |
| 2000-10-05 | 2.6                 |
| 2000-10-06 | 2.7                 |
| 2000-10-07 | 2.8                 |
| 2000-10-08 | 2.8                 |
| 2000-10-09 | 2.9                 |
| 2000-10-10 | 4.1                 |
| 2000-10-11 | 10.0                |
| 2000-10-12 | 6.0                 |
| 2000-10-13 | 4.7                 |
| 2000-10-14 | 3.8                 |
| 2000-10-15 | 3.8                 |
| 2000-10-16 | 3.7                 |
| 2000-10-17 | 4.0                 |
| 2000-10-18 | 3.7                 |
| 2000-10-19 | 3.4                 |
| 2000-10-20 | 3.6                 |
| 2000-10-21 | 5.2                 |
| 2000-10-22 | 6.3                 |
| 2000-10-23 | 3.9                 |
| 2000-10-24 | 3.8                 |
| 2000-10-25 | 3.3                 |
| 2000-10-26 | 3.1                 |
| 2000-10-27 | 4.1                 |
| 2000-10-28 | 4.7                 |
| 2000-10-29 | 3.7                 |
| 2000-10-30 | 4.1                 |
| 2000-10-31 | 6.2                 |
| 2000-11-01 | 5.1                 |
| 2000-11-02 | 4.8                 |
| 2000-11-03 | 4.5                 |
| 2000-11-04 | 3.9                 |
| 2000-11-05 | 3.5                 |
| 2000-11-06 | 3.0                 |
| 2000-11-07 | 2.7                 |
| 2000-11-08 | 2.5                 |
| 2000-11-09 | 2.8                 |
| 2000-11-10 | 3.1                 |
| 2000-11-11 | 2.9                 |
| 2000-11-12 | 2.6                 |
| 2000-11-13 | 2.4                 |
| 2000-11-14 | 2.2                 |
| 2000-11-15 | 2.3                 |
| 2000-11-16 | 2.5                 |
| 2000-11-17 | 2.7                 |
| 2000-11-18 | 2.9                 |
| 2000-11-19 | 3.0                 |
| 2000-11-20 | 3.1                 |
| 2000-11-21 | 3.3                 |
| 2000-11-22 | 3.3                 |
| 2000-11-23 | 3.4                 |
| 2000-11-24 | 3.6                 |
| 2000-11-25 | 3.5                 |
| 2000-11-26 | 3.1                 |
| 2000-11-27 | 2.9                 |
| 2000-11-28 | 2.9                 |
| 2000-11-29 | 3.0                 |
| 2000-11-30 | 3.4                 |
| 2000-12-01 | 3.3                 |
| 2000-12-02 | 3.3                 |
| 2000-12-03 | 3.2                 |
| 2000-12-04 | 3.1                 |
| 2000-12-05 | 3.1                 |
| 2000-12-06 | 3.1                 |
| 2000-12-07 | 3.2                 |
| 2000-12-08 | 3.4                 |
| 2000-12-09 | 3.2                 |
| 2000-12-10 | 3.0                 |
| 2000-12-11 | 2.9                 |
| 2000-12-12 | 2.7                 |
| 2000-12-13 | 2.7                 |
| 2000-12-14 | 2.8                 |
| 2000-12-15 | 3.0                 |
| 2000-12-16 | 2.8                 |
| 2000-12-17 | 2.6                 |
| 2000-12-18 | 2.5                 |
| 2000-12-19 | 2.4                 |
| 2000-12-20 | 2.3                 |
| 2000-12-21 | 2.5                 |
| 2000-12-22 | 2.6                 |
| 2000-12-23 | 2.7                 |
| 2000-12-24 | 2.6                 |
| 2000-12-25 | 2.5                 |
| 2000-12-26 | 2.6                 |
| 2000-12-27 | 2.6                 |
| 2000-12-28 | 2.8                 |
| 2000-12-29 | 2.9                 |
| 2000-12-30 | 3.2                 |
| 2000-12-31 | 3.2                 |
| 2001-01-01 | 3.2                 |
| 2001-01-02 | 3.2                 |
| 2001-01-03 | 3.3                 |
| 2001-01-04 | 3.4                 |
| 2001-01-05 | 3.6                 |
| 2001-01-06 | 3.6                 |
| 2001-01-07 | 3.5                 |
| 2001-01-08 | 3.4                 |
| 2001-01-09 | 3.4                 |
| 2001-01-10 | 3.4                 |
| 2001-01-11 | 3.4                 |
| 2001-01-12 | 3.4                 |
| 2001-01-13 | 3.6                 |
| 2001-01-14 | 3.8                 |
| 2001-01-15 | 3.6                 |
| 2001-01-16 | 3.6                 |
| 2001-01-17 | 3.1                 |
| 2001-01-18 | 2.8                 |
| 2001-01-19 | 2.6                 |
| 2001-01-20 | 2.4                 |
| 2001-01-21 | 2.6                 |
| 2001-01-22 | 3.0                 |
| 2001-01-23 | 3.2                 |
| 2001-01-24 | 3.2                 |
| 2001-01-25 | 3.2                 |
| 2001-01-26 | 3.3                 |
| 2001-01-27 | 3.6                 |
| 2001-01-28 | 3.8                 |
| 2001-01-29 | 3.5                 |
| 2001-01-30 | 3.3                 |
| 2001-01-31 | 3.1                 |
| 2001-02-01 | 3.0                 |
| 2001-02-02 | 2.8                 |
| 2001-02-03 | 3.0                 |
| 2001-02-04 | 3.2                 |
| 2001-02-05 | 3.6                 |
| 2001-02-06 | 3.6                 |
| 2001-02-07 | 3.6                 |
| 2001-02-08 | 3.2                 |
| 2001-02-09 | 2.7                 |
| 2001-02-10 | 2.7                 |
| 2001-02-11 | 3.2                 |
| 2001-02-12 | 3.7                 |
| 2001-02-13 | 4.1                 |
| 2001-02-14 | 4.3                 |
| 2001-02-15 | 4.5                 |
| 2001-02-16 | 4.2                 |
| 2001-02-17 | 4.0                 |
| 2001-02-18 | 3.8                 |
| 2001-02-19 | 3.6                 |
| 2001-02-20 | 3.4                 |
| 2001-02-21 | 3.4                 |
| 2001-02-22 | 3.7                 |
| 2001-02-23 | 4.0                 |
| 2001-02-24 | 4.7                 |
| 2001-02-25 | 5.0                 |
| 2001-02-26 | 4.9                 |
| 2001-02-27 | 4.7                 |
| 2001-02-28 | 5.0                 |
| 2001-03-01 | 5.6                 |
| 2001-03-02 | 5.1                 |
| 2001-03-03 | 4.5                 |
| 2001-03-04 | 4.6                 |
| 2001-03-05 | 5.0                 |
| 2001-03-06 | 5.8                 |
| 2001-03-07 | 6.7                 |
| 2001-03-08 | 7.8                 |
| 2001-03-09 | 8.9                 |
| 2001-03-10 | 9.9                 |
| 2001-03-11 | 10.0                |
| 2001-03-12 | 10.0                |
| 2001-03-13 | 9.6                 |
| 2001-03-14 | 10.0                |
| 2001-03-15 | 9.0                 |
| 2001-03-16 | 7.2                 |
| 2001-03-17 | 8.0                 |
| 2001-03-18 | 9.5                 |
| 2001-03-19 | 12.0                |
| 2001-03-20 | 14.0                |
| 2001-03-21 | 16.0                |
| 2001-03-22 | 17.0                |
| 2001-03-23 | 18.0                |
| 2001-03-24 | 18.0                |
| 2001-03-25 | 20.0                |
| 2001-03-26 | 24.0                |
| 2001-03-27 | 25.0                |
| 2001-03-28 | 23.0                |
| 2001-03-29 | 23.0                |
| 2001-03-30 | 21.0                |
| 2001-03-31 | 23.0                |
| 2001-04-01 | 25.0                |
| 2001-04-02 | 30.0                |
| 2001-04-03 | 31.0                |
| 2001-04-04 | 29.0                |
| 2001-04-05 | 30.0                |
| 2001-04-06 | 33.0                |
| 2001-04-07 | 31.0                |
| 2001-04-08 | 30.0                |
| 2001-04-09 | 26.0                |
| 2001-04-10 | 27.0                |
| 2001-04-11 | 25.0                |
| 2001-04-12 | 25.0                |
| 2001-04-13 | 23.0                |
| 2001-04-14 | 23.0                |
| 2001-04-15 | 24.0                |
| 2001-04-16 | 26.0                |
| 2001-04-17 | 31.0                |
| 2001-04-18 | 40.0                |
| 2001-04-19 | 49.0                |
| 2001-04-20 | 58.0                |
| 2001-04-21 | 55.0                |
| 2001-04-22 | 52.0                |
| 2001-04-23 | 47.0                |
| 2001-04-24 | 45.0                |
| 2001-04-25 | 49.0                |
| 2001-04-26 | 57.0                |
| 2001-04-27 | 65.0                |
| 2001-04-28 | 65.0                |
| 2001-04-29 | 87.0                |
| 2001-04-30 | 88.0                |
| 2001-05-01 | 90.0                |
| 2001-05-02 | 91.0                |
| 2001-05-03 | 89.0                |
| 2001-05-04 | 77.0                |
| 2001-05-05 | 68.0                |
| 2001-05-06 | 63.0                |
| 2001-05-07 | 60.0                |
| 2001-05-08 | 59.0                |
| 2001-05-09 | 60.0                |
| 2001-05-10 | 61.0                |
| 2001-05-11 | 61.0                |
| 2001-05-12 | 61.0                |
| 2001-05-13 | 59.0                |
| 2001-05-14 | 56.0                |
| 2001-05-15 | 53.0                |
| 2001-05-16 | 51.0                |
| 2001-05-17 | 49.0                |
| 2001-05-18 | 48.0                |
| 2001-05-19 | 46.0                |
| 2001-05-20 | 42.0                |
| 2001-05-21 | 40.0                |
| 2001-05-22 | 37.0                |
| 2001-05-23 | 35.0                |
| 2001-05-24 | 33.0                |
| 2001-05-25 | 32.0                |
| 2001-05-26 | 31.0                |
| 2001-05-27 | 29.0                |
| 2001-05-28 | 29.0                |
| 2001-05-29 | 28.0                |
| 2001-05-30 | 26.0                |
| 2001-05-31 | 26.0                |
| 2001-06-01 | 24.0                |
| 2001-06-02 | 24.0                |
| 2001-06-03 | 23.0                |
| 2001-06-04 | 22.0                |
| 2001-06-05 | 21.0                |
| 2001-06-06 | 20.0                |
| 2001-06-07 | 19.0                |
| 2001-06-08 | 18.0                |
| 2001-06-09 | 17.0                |
| 2001-06-10 | 16.0                |
| 2001-06-11 | 15.0                |
| 2001-06-12 | 15.0                |
| 2001-06-13 | 16.0                |
| 2001-06-14 | 15.0                |
| 2001-06-15 | 14.0                |
| 2001-06-16 | 13.0                |
| 2001-06-17 | 12.0                |
| 2001-06-18 | 12.0                |
| 2001-06-19 | 11.0                |
| 2001-06-20 | 11.0                |
| 2001-06-21 | 9.9                 |
| 2001-06-22 | 9.5                 |
| 2001-06-23 | 9.3                 |
| 2001-06-24 | 9.2                 |
| 2001-06-25 | 8.9                 |
| 2001-06-26 | 8.6                 |
| 2001-06-27 | 9.1                 |
| 2001-06-28 | 8.3                 |
| 2001-06-29 | 7.5                 |
| 2001-06-30 | 7.0                 |
| 2001-07-01 | 6.8                 |
| 2001-07-02 | 6.9                 |
| 2001-07-03 | 6.5                 |
| 2001-07-04 | 6.2                 |
| 2001-07-05 | 6.2                 |
| 2001-07-06 | 6.2                 |
| 2001-07-07 | 8.5                 |
| 2001-07-08 | 9.0                 |
| 2001-07-09 | 7.9                 |
| 2001-07-10 | 9.8                 |
| 2001-07-11 | 13.0                |
| 2001-07-12 | 9.5                 |
| 2001-07-13 | 8.2                 |
| 2001-07-14 | 8.1                 |
| 2001-07-15 | 8.7                 |
| 2001-07-16 | 7.7                 |
| 2001-07-17 | 6.5                 |
| 2001-07-18 | 5.7                 |
| 2001-07-19 | 5.3                 |
| 2001-07-20 | 4.9                 |
| 2001-07-21 | 4.6                 |
| 2001-07-22 | 4.2                 |
| 2001-07-23 | 4.1                 |
| 2001-07-24 | 4.1                 |
| 2001-07-25 | 4.0                 |
| 2001-07-26 | 4.5                 |
| 2001-07-27 | 4.6                 |
| 2001-07-28 | 3.9                 |
| 2001-07-29 | 3.3                 |
| 2001-07-30 | 3.0                 |
| 2001-07-31 | 3.2                 |
| 2001-08-01 | 3.1                 |
| 2001-08-02 | 2.9                 |
| 2001-08-03 | 4.3                 |
| 2001-08-04 | 6.4                 |
| 2001-08-05 | 4.4                 |
| 2001-08-06 | 3.6                 |
| 2001-08-07 | 3.6                 |
| 2001-08-08 | 4.0                 |
| 2001-08-09 | 4.7                 |
| 2001-08-10 | 7.4                 |
| 2001-08-11 | 4.5                 |
| 2001-08-12 | 3.6                 |
| 2001-08-13 | 14.0                |
| 2001-08-14 | 11.0                |
| 2001-08-15 | 5.6                 |
| 2001-08-16 | 4.5                 |
| 2001-08-17 | 3.9                 |
| 2001-08-18 | 3.4                 |
| 2001-08-19 | 3.3                 |
| 2001-08-20 | 3.1                 |
| 2001-08-21 | 3.3                 |
| 2001-08-22 | 3.7                 |
| 2001-08-23 | 4.0                 |
| 2001-08-24 | 3.3                 |
| 2001-08-25 | 3.1                 |
| 2001-08-26 | 2.7                 |
| 2001-08-27 | 2.6                 |
| 2001-08-28 | 2.5                 |
| 2001-08-29 | 2.3                 |
| 2001-08-30 | 2.5                 |
| 2001-08-31 | 2.6                 |
| 2001-09-01 | 2.6                 |
| 2001-09-02 | 2.4                 |
| 2001-09-03 | 2.3                 |
| 2001-09-04 | 2.1                 |
| 2001-09-05 | 2.0                 |
| 2001-09-06 | 1.8                 |
| 2001-09-07 | 1.8                 |
| 2001-09-08 | 1.9                 |
| 2001-09-09 | 2.2                 |
| 2001-09-10 | 2.2                 |
| 2001-09-11 | 2.0                 |
| 2001-09-12 | 2.0                 |
| 2001-09-13 | 2.3                 |
| 2001-09-14 | 2.5                 |
| 2001-09-15 | 2.4                 |
| 2001-09-16 | 2.3                 |
| 2001-09-17 | 2.6                 |
| 2001-09-18 | 2.6                 |
| 2001-09-19 | 2.5                 |
| 2001-09-20 | 2.4                 |
| 2001-09-21 | 2.3                 |
| 2001-09-22 | 2.3                 |
| 2001-09-23 | 2.2                 |
| 2001-09-24 | 2.2                 |
| 2001-09-25 | 2.2                 |
| 2001-09-26 | 2.3                 |
| 2001-09-27 | 2.2                 |
| 2001-09-28 | 2.2                 |
| 2001-09-29 | 2.3                 |
| 2001-09-30 | 2.5                 |
| 2001-10-01 | 2.5                 |
| 2001-10-02 | 2.3                 |
| 2001-10-03 | 2.3                 |
| 2001-10-04 | 2.4                 |
| 2001-10-05 | 2.5                 |
| 2001-10-06 | 2.6                 |
| 2001-10-07 | 2.8                 |
| 2001-10-08 | 2.6                 |
| 2001-10-09 | 3.6                 |
| 2001-10-10 | 3.6                 |
| 2001-10-11 | 3.1                 |
| 2001-10-12 | 3.3                 |
| 2001-10-13 | 3.2                 |
| 2001-10-14 | 3.1                 |
| 2001-10-15 | 2.9                 |
| 2001-10-16 | 2.9                 |
| 2001-10-17 | 2.9                 |
| 2001-10-18 | 2.9                 |
| 2001-10-19 | 2.8                 |
| 2001-10-20 | 2.9                 |
| 2001-10-21 | 3.0                 |
| 2001-10-22 | 3.0                 |
| 2001-10-23 | 3.0                 |
| 2001-10-24 | 3.0                 |
| 2001-10-25 | 3.0                 |
| 2001-10-26 | 2.8                 |
| 2001-10-27 | 3.0                 |
| 2001-10-28 | 3.1                 |
| 2001-10-29 | 3.2                 |
| 2001-10-30 | 3.3                 |
| 2001-10-31 | 6.0                 |
| 2001-11-01 | 4.7                 |
| 2001-11-02 | 3.6                 |
| 2001-11-03 | 3.5                 |
| 2001-11-04 | 3.3                 |
| 2001-11-05 | 3.3                 |
| 2001-11-06 | 3.4                 |
| 2001-11-07 | 3.8                 |
| 2001-11-08 | 4.0                 |
| 2001-11-09 | 3.6                 |
| 2001-11-10 | 3.7                 |
| 2001-11-11 | 4.2                 |
| 2001-11-12 | 4.0                 |
| 2001-11-13 | 3.9                 |
| 2001-11-14 | 4.0                 |
| 2001-11-15 | 3.8                 |
| 2001-11-16 | 3.5                 |
| 2001-11-17 | 3.4                 |
| 2001-11-18 | 3.5                 |
| 2001-11-19 | 3.5                 |
| 2001-11-20 | 3.4                 |
| 2001-11-21 | 3.3                 |
| 2001-11-22 | 3.2                 |
| 2001-11-23 | 3.0                 |
| 2001-11-24 | 3.2                 |
| 2001-11-25 | 3.0                 |
| 2001-11-26 | 2.7                 |
| 2001-11-27 | 2.5                 |
| 2001-11-28 | 2.3                 |
| 2001-11-29 | 2.2                 |
| 2001-11-30 | 2.2                 |
| 2001-12-01 | 2.2                 |
| 2001-12-02 | 2.3                 |
| 2001-12-03 | 2.3                 |
| 2001-12-04 | 2.2                 |
| 2001-12-05 | 2.3                 |
| 2001-12-06 | 2.7                 |
| 2001-12-07 | 2.7                 |
| 2001-12-08 | 2.7                 |
| 2001-12-09 | 2.6                 |
| 2001-12-10 | 2.8                 |
| 2001-12-11 | 3.3                 |
| 2001-12-12 | 3.5                 |
| 2001-12-13 | 3.4                 |
| 2001-12-14 | 3.3                 |
| 2001-12-15 | 3.1                 |
| 2001-12-16 | 2.5                 |
| 2001-12-17 | 2.6                 |
| 2001-12-18 | 2.5                 |
| 2001-12-19 | 2.8                 |
| 2001-12-20 | 2.6                 |
| 2001-12-21 | 2.8                 |
| 2001-12-22 | 3.1                 |
| 2001-12-23 | 2.9                 |
| 2001-12-24 | 2.6                 |
| 2001-12-25 | 2.6                 |
| 2001-12-26 | 2.6                 |
| 2001-12-27 | 2.8                 |
| 2001-12-28 | 3.2                 |
| 2001-12-29 | 3.4                 |
| 2001-12-30 | 3.7                 |
| 2001-12-31 | 3.6                 |
| 2002-01-01 | 3.7                 |
| 2002-01-02 | 3.2                 |
| 2002-01-03 | 3.2                 |
| 2002-01-04 | 3.4                 |
| 2002-01-05 | 3.2                 |
| 2002-01-06 | 3.3                 |
| 2002-01-07 | 3.5                 |
| 2002-01-08 | 3.6                 |
| 2002-01-09 | 3.7                 |
| 2002-01-10 | 3.5                 |
| 2002-01-11 | 3.3                 |
| 2002-01-12 | 3.2                 |
| 2002-01-13 | 3.2                 |
| 2002-01-14 | 3.1                 |
| 2002-01-15 | 3.1                 |
| 2002-01-16 | 2.8                 |
| 2002-01-17 | 2.6                 |
| 2002-01-18 | 2.9                 |
| 2002-01-19 | 2.8                 |
| 2002-01-20 | 2.6                 |
| 2002-01-21 | 2.8                 |
| 2002-01-22 | 3.0                 |
| 2002-01-23 | 2.8                 |
| 2002-01-24 | 2.6                 |
| 2002-01-25 | 2.6                 |
| 2002-01-26 | 2.6                 |
| 2002-01-27 | 2.9                 |
| 2002-01-28 | 2.5                 |
| 2002-01-29 | 2.2                 |
| 2002-01-30 | 2.2                 |
| 2002-01-31 | 2.2                 |
| 2002-02-01 | 2.0                 |
| 2002-02-02 | 2.2                 |
| 2002-02-03 | 2.6                 |
| 2002-02-04 | 2.8                 |
| 2002-02-05 | 3.0                 |
| 2002-02-06 | 3.0                 |
| 2002-02-07 | 2.8                 |
| 2002-02-08 | 2.9                 |
| 2002-02-09 | 3.1                 |
| 2002-02-10 | 3.0                 |
| 2002-02-11 | 2.8                 |
| 2002-02-12 | 3.0                 |
| 2002-02-13 | 2.5                 |
| 2002-02-14 | 2.7                 |
| 2002-02-15 | 2.6                 |
| 2002-02-16 | 2.9                 |
| 2002-02-17 | 2.9                 |
| 2002-02-18 | 2.9                 |
| 2002-02-19 | 3.9                 |
| 2002-02-20 | 3.8                 |
| 2002-02-21 | 4.2                 |
| 2002-02-22 | 4.8                 |
| 2002-02-23 | 4.5                 |
| 2002-02-24 | 4.6                 |
| 2002-02-25 | 4.5                 |
| 2002-02-26 | 4.3                 |
| 2002-02-27 | 4.1                 |
| 2002-02-28 | 4.2                 |
| 2002-03-01 | 4.1                 |
| 2002-03-02 | 3.9                 |
| 2002-03-03 | 3.6                 |
| 2002-03-04 | 3.7                 |
| 2002-03-05 | 3.8                 |
| 2002-03-06 | 3.8                 |
| 2002-03-07 | 3.9                 |
| 2002-03-08 | 3.2                 |
| 2002-03-09 | 2.9                 |
| 2002-03-10 | 3.1                 |
| 2002-03-11 | 3.2                 |
| 2002-03-12 | 3.3                 |
| 2002-03-13 | 3.3                 |
| 2002-03-14 | 3.1                 |
| 2002-03-15 | 3.2                 |
| 2002-03-16 | 3.3                 |
| 2002-03-17 | 3.4                 |
| 2002-03-18 | 3.4                 |
| 2002-03-19 | 3.5                 |
| 2002-03-20 | 3.5                 |
| 2002-03-21 | 3.9                 |
| 2002-03-22 | 4.2                 |
| 2002-03-23 | 4.6                 |
| 2002-03-24 | 4.8                 |
| 2002-03-25 | 4.9                 |
| 2002-03-26 | 5.8                 |
| 2002-03-27 | 7.0                 |
| 2002-03-28 | 8.0                 |
| 2002-03-29 | 10.0                |
| 2002-03-30 | 12.0                |
| 2002-03-31 | 15.0                |
| 2002-04-01 | 18.0                |
| 2002-04-02 | 20.0                |
| 2002-04-03 | 22.0                |
| 2002-04-04 | 25.0                |
| 2002-04-05 | 26.0                |
| 2002-04-06 | 26.0                |
| 2002-04-07 | 25.0                |
| 2002-04-08 | 25.0                |
| 2002-04-09 | 24.0                |
| 2002-04-10 | 24.0                |
| 2002-04-11 | 24.0                |
| 2002-04-12 | 24.0                |
| 2002-04-13 | 24.0                |
| 2002-04-14 | 25.0                |
| 2002-04-15 | 26.0                |
| 2002-04-16 | 27.0                |
| 2002-04-17 | 25.0                |
| 2002-04-18 | 23.0                |
| 2002-04-19 | 22.0                |
| 2002-04-20 | 21.0                |
| 2002-04-21 | 20.0                |
| 2002-04-22 | 20.0                |
| 2002-04-23 | 20.0                |
| 2002-04-24 | 20.0                |
| 2002-04-25 | 22.0                |
| 2002-04-26 | 23.0                |
| 2002-04-27 | 25.0                |
| 2002-04-28 | 25.0                |
| 2002-04-29 | 23.0                |
| 2002-04-30 | 23.0                |
| 2002-05-01 | 23.0                |
| 2002-05-02 | 23.0                |
| 2002-05-03 | 22.0                |
| 2002-05-04 | 22.0                |
| 2002-05-05 | 22.0                |
| 2002-05-06 | 22.0                |
| 2002-05-07 | 22.0                |
| 2002-05-08 | 22.0                |
| 2002-05-09 | 21.0                |
| 2002-05-10 | 21.0                |
| 2002-05-11 | 21.0                |
| 2002-05-12 | 20.0                |
| 2002-05-13 | 19.0                |
| 2002-05-14 | 19.0                |
| 2002-05-15 | 19.0                |
| 2002-05-16 | 18.0                |
| 2002-05-17 | 17.0                |
| 2002-05-18 | 17.0                |
| 2002-05-19 | 16.0                |
| 2002-05-20 | 16.0                |
| 2002-05-21 | 16.0                |
| 2002-05-22 | 17.0                |
| 2002-05-23 | 16.0                |
| 2002-05-24 | 15.0                |
| 2002-05-25 | 15.0                |
| 2002-05-26 | 14.0                |
| 2002-05-27 | 13.0                |
| 2002-05-28 | 13.0                |
| 2002-05-29 | 12.0                |
| 2002-05-30 | 12.0                |
| 2002-05-31 | 11.0                |
| 2002-06-01 | 11.0                |
| 2002-06-02 | 11.0                |
| 2002-06-03 | 11.0                |
| 2002-06-04 | 11.0                |
| 2002-06-05 | 10.0                |
| 2002-06-06 | 9.6                 |
| 2002-06-07 | 8.9                 |
| 2002-06-08 | 8.1                 |
| 2002-06-09 | 7.6                 |
| 2002-06-10 | 7.8                 |
| 2002-06-11 | 7.7                 |
| 2002-06-12 | 7.0                 |
| 2002-06-13 | 6.5                 |
| 2002-06-14 | 6.2                 |
| 2002-06-15 | 5.5                 |
| 2002-06-16 | 5.4                 |
| 2002-06-17 | 5.0                 |
| 2002-06-18 | 4.7                 |
| 2002-06-19 | 4.3                 |
| 2002-06-20 | 4.4                 |
| 2002-06-21 | 4.6                 |
| 2002-06-22 | 4.3                 |
| 2002-06-23 | 4.0                 |
| 2002-06-24 | 3.7                 |
| 2002-06-25 | 3.3                 |
| 2002-06-26 | 3.2                 |
| 2002-06-27 | 3.2                 |
| 2002-06-28 | 3.1                 |
| 2002-06-29 | 3.1                 |
| 2002-06-30 | 2.8                 |
| 2002-07-01 | 2.5                 |
| 2002-07-02 | 2.7                 |
| 2002-07-03 | 3.0                 |
| 2002-07-04 | 3.2                 |
| 2002-07-05 | 2.7                 |
| 2002-07-06 | 2.3                 |
| 2002-07-07 | 2.3                 |
| 2002-07-08 | 2.0                 |
| 2002-07-09 | 1.7000000000000002  |
| 2002-07-10 | 1.3                 |
| 2002-07-11 | 1.2                 |
| 2002-07-12 | 1.0                 |
| 2002-07-13 | 0.93                |
| 2002-07-14 | 0.7000000000000001  |
| 2002-07-15 | 0.65                |
| 2002-07-16 | 0.61                |
| 2002-07-17 | 0.77                |
| 2002-07-18 | 1.0                 |
| 2002-07-19 | 1.2                 |
| 2002-07-20 | 1.2                 |
| 2002-07-21 | 1.2                 |
| 2002-07-22 | 0.8                 |
| 2002-07-23 | 0.68                |
| 2002-07-24 | 1.1                 |
| 2002-07-25 | 1.7000000000000002  |
| 2002-07-26 | 1.7000000000000002  |
| 2002-07-27 | 1.4                 |
| 2002-07-28 | 0.93                |
| 2002-07-29 | 0.62                |
| 2002-07-30 | 0.33                |
| 2002-07-31 | 0.23                |
| 2002-08-01 | 0.12                |
| 2002-08-02 | 0.06                |
| 2002-08-03 | 0.07                |
| 2002-08-04 | 0.2                 |
| 2002-08-05 | 0.9                 |
| 2002-08-06 | 1.1                 |
| 2002-08-07 | 1.0                 |
| 2002-08-08 | 0.8200000000000001  |
| 2002-08-09 | 0.48                |
| 2002-08-10 | 0.30000000000000004 |
| 2002-08-11 | 0.16                |
| 2002-08-12 | 0.04                |
| 2002-08-13 | 0.03                |
| 2002-08-14 | 0.02                |
| 2002-08-15 | 0.01                |
| 2002-08-16 | 0.0                 |
| 2002-08-17 | 0.0                 |
| 2002-08-18 | 0.0                 |
| 2002-08-19 | 0.0                 |
| 2002-08-20 | 0.0                 |
| 2002-08-21 | 0.0                 |
| 2002-08-22 | 0.0                 |
| 2002-08-23 | 0.0                 |
| 2002-08-24 | 0.0                 |
| 2002-08-25 | 0.0                 |
| 2002-08-26 | 0.0                 |
| 2002-08-27 | 0.0                 |
| 2002-08-28 | 0.0                 |
| 2002-08-29 | 0.0                 |
| 2002-08-30 | 0.0                 |
| 2002-08-31 | 0.0                 |
| 2002-09-01 | 0.0                 |
| 2002-09-02 | 0.0                 |
| 2002-09-03 | 0.0                 |
| 2002-09-04 | 0.0                 |
| 2002-09-05 | 0.0                 |
| 2002-09-06 | 0.0                 |
| 2002-09-07 | 0.0                 |
| 2002-09-08 | 2.5                 |
| 2002-09-09 | 0.30000000000000004 |
| 2002-09-10 | 0.0                 |
| 2002-09-11 | 0.30000000000000004 |
| 2002-09-12 | 0.5                 |
| 2002-09-13 | 0.55                |
| 2002-09-14 | 0.6000000000000001  |
| 2002-09-15 | 0.65                |
| 2002-09-16 | 1.9                 |
| 2002-09-17 | 2.7                 |
| 2002-09-18 | 2.3                 |
| 2002-09-19 | 2.0                 |
| 2002-09-20 | 1.6                 |
| 2002-09-21 | 1.3                 |
| 2002-09-22 | 1.0                 |
| 2002-09-23 | 0.96                |
| 2002-09-24 | 0.9400000000000001  |
| 2002-09-25 | 0.97                |
| 2002-09-26 | 0.98                |
| 2002-09-27 | 1.1                 |
| 2002-09-28 | 1.1                 |
| 2002-09-29 | 1.2                 |
| 2002-09-30 | 1.5                 |
| 2002-10-01 | 1.8                 |
| 2002-10-02 | 2.2                 |
| 2002-10-03 | 4.2                 |
| 2002-10-04 | 4.5                 |
| 2002-10-05 | 3.0                 |
| 2002-10-06 | 2.6                 |
| 2002-10-07 | 2.4                 |
| 2002-10-08 | 2.2                 |
| 2002-10-09 | 2.2                 |
| 2002-10-10 | 2.2                 |
| 2002-10-11 | 2.1                 |
| 2002-10-12 | 2.0                 |
| 2002-10-13 | 2.0                 |
| 2002-10-14 | 2.0                 |
| 2002-10-15 | 2.0                 |
| 2002-10-16 | 2.0                 |
| 2002-10-17 | 2.1                 |
| 2002-10-18 | 2.1                 |
| 2002-10-19 | 2.0                 |
| 2002-10-20 | 2.0                 |
| 2002-10-21 | 2.0                 |
| 2002-10-22 | 2.1                 |
| 2002-10-23 | 2.4                 |
| 2002-10-24 | 2.5                 |
| 2002-10-25 | 2.7                 |
| 2002-10-26 | 2.4                 |
| 2002-10-27 | 2.4                 |
| 2002-10-28 | 2.4                 |
| 2002-10-29 | 2.3                 |
| 2002-10-30 | 2.3                 |
| 2002-10-31 | 2.2                 |
| 2002-11-01 | 2.2                 |
| 2002-11-02 | 2.2                 |
| 2002-11-03 | 2.0                 |
| 2002-11-04 | 2.1                 |
| 2002-11-05 | 2.2                 |
| 2002-11-06 | 2.3                 |
| 2002-11-07 | 2.4                 |
| 2002-11-08 | 2.5                 |
| 2002-11-09 | 2.3                 |
| 2002-11-10 | 2.3                 |
| 2002-11-11 | 2.1                 |
| 2002-11-12 | 2.3                 |
| 2002-11-13 | 2.6                 |
| 2002-11-14 | 2.9                 |
| 2002-11-15 | 2.7                 |
| 2002-11-16 | 2.5                 |
| 2002-11-17 | 2.5                 |
| 2002-11-18 | 2.5                 |
| 2002-11-19 | 2.8                 |
| 2002-11-20 | 3.2                 |
| 2002-11-21 | 3.2                 |
| 2002-11-22 | 3.5                 |
| 2002-11-23 | 3.6                 |
| 2002-11-24 | 3.5                 |
| 2002-11-25 | 3.4                 |
| 2002-11-26 | 3.0                 |
| 2002-11-27 | 3.5                 |
| 2002-11-28 | 3.5                 |
| 2002-11-29 | 4.1                 |
| 2002-11-30 | 4.6                 |
| 2002-12-01 | 4.7                 |
| 2002-12-02 | 4.5                 |
| 2002-12-03 | 4.5                 |
| 2002-12-04 | 4.5                 |
| 2002-12-05 | 4.6                 |
| 2002-12-06 | 4.3                 |
| 2002-12-07 | 4.3                 |
| 2002-12-08 | 3.9                 |
| 2002-12-09 | 4.0                 |
| 2002-12-10 | 4.2                 |
| 2002-12-11 | 4.5                 |
| 2002-12-12 | 4.7                 |
| 2002-12-13 | 4.3                 |
| 2002-12-14 | 4.3                 |
| 2002-12-15 | 4.3                 |
| 2002-12-16 | 3.9                 |
| 2002-12-17 | 3.9                 |
| 2002-12-18 | 3.3                 |
| 2002-12-19 | 2.6                 |
| 2002-12-20 | 2.7                 |
| 2002-12-21 | 2.7                 |
| 2002-12-22 | 2.7                 |
| 2002-12-23 | 2.5                 |
| 2002-12-24 | 2.5                 |
| 2002-12-25 | 2.6                 |
| 2002-12-26 | 2.5                 |
| 2002-12-27 | 2.5                 |
| 2002-12-28 | 2.7                 |
| 2002-12-29 | 3.0                 |
| 2002-12-30 | 2.8                 |
| 2002-12-31 | 2.8                 |
| 2003-01-01 | 3.0                 |
| 2003-01-02 | 2.8                 |
| 2003-01-03 | 2.9                 |
| 2003-01-04 | 3.0                 |
| 2003-01-05 | 3.2                 |
| 2003-01-06 | 3.1                 |
| 2003-01-07 | 2.9                 |
| 2003-01-08 | 3.0                 |
| 2003-01-09 | 3.1                 |
| 2003-01-10 | 3.2                 |
| 2003-01-11 | 3.1                 |
| 2003-01-12 | 2.8                 |
| 2003-01-13 | 3.0                 |
| 2003-01-14 | 3.0                 |
| 2003-01-15 | 3.2                 |
| 2003-01-16 | 2.7                 |
| 2003-01-17 | 2.7                 |
| 2003-01-18 | 2.7                 |
| 2003-01-19 | 2.9                 |
| 2003-01-20 | 3.0                 |
| 2003-01-21 | 3.0                 |
| 2003-01-22 | 3.2                 |
| 2003-01-23 | 3.3                 |
| 2003-01-24 | 3.3                 |
| 2003-01-25 | 3.5                 |
| 2003-01-26 | 3.0                 |
| 2003-01-27 | 3.0                 |
| 2003-01-28 | 3.0                 |
| 2003-01-29 | 2.9                 |
| 2003-01-30 | 3.2                 |
| 2003-01-31 | 3.4                 |
| 2003-02-01 | 3.6                 |
| 2003-02-02 | 3.1                 |
| 2003-02-03 | 2.8                 |
| 2003-02-04 | 2.7                 |
| 2003-02-05 | 2.6                 |
| 2003-02-06 | 2.5                 |
| 2003-02-07 | 2.4                 |
| 2003-02-08 | 2.3                 |
| 2003-02-09 | 2.5                 |
| 2003-02-10 | 2.8                 |
| 2003-02-11 | 3.0                 |
| 2003-02-12 | 3.2                 |
| 2003-02-13 | 3.4                 |
| 2003-02-14 | 3.6                 |
| 2003-02-15 | 3.9                 |
| 2003-02-16 | 3.5                 |
| 2003-02-17 | 3.3                 |
| 2003-02-18 | 3.2                 |
| 2003-02-19 | 3.1                 |
| 2003-02-20 | 3.1                 |
| 2003-02-21 | 3.5                 |
| 2003-02-22 | 4.1                 |
| 2003-02-23 | 3.8                 |
| 2003-02-24 | 4.6                 |
| 2003-02-25 | 5.4                 |
| 2003-02-26 | 5.3                 |
| 2003-02-27 | 5.2                 |
| 2003-02-28 | 5.2                 |
| 2003-03-01 | 5.1                 |
| 2003-03-02 | 5.3                 |
| 2003-03-03 | 6.3                 |
| 2003-03-04 | 6.6                 |
| 2003-03-05 | 6.1                 |
| 2003-03-06 | 5.6                 |
| 2003-03-07 | 6.6                 |
| 2003-03-08 | 8.0                 |
| 2003-03-09 | 9.0                 |
| 2003-03-10 | 10.0                |
| 2003-03-11 | 11.0                |
| 2003-03-12 | 12.0                |
| 2003-03-13 | 13.0                |
| 2003-03-14 | 14.0                |
| 2003-03-15 | 15.0                |
| 2003-03-16 | 14.0                |
| 2003-03-17 | 10.0                |
| 2003-03-18 | 9.5                 |
| 2003-03-19 | 9.0                 |
| 2003-03-20 | 8.5                 |
| 2003-03-21 | 9.5                 |
| 2003-03-22 | 13.0                |
| 2003-03-23 | 17.0                |
| 2003-03-24 | 17.0                |
| 2003-03-25 | 16.0                |
| 2003-03-26 | 17.0                |
| 2003-03-27 | 13.0                |
| 2003-03-28 | 12.0                |
| 2003-03-29 | 11.0                |
| 2003-03-30 | 12.0                |
| 2003-03-31 | 18.0                |
| 2003-04-01 | 23.0                |
| 2003-04-02 | 23.0                |
| 2003-04-03 | 18.0                |
| 2003-04-04 | 15.0                |
| 2003-04-05 | 15.0                |
| 2003-04-06 | 13.0                |
| 2003-04-07 | 14.0                |
| 2003-04-08 | 14.0                |
| 2003-04-09 | 18.0                |
| 2003-04-10 | 24.0                |
| 2003-04-11 | 31.0                |
| 2003-04-12 | 37.0                |
| 2003-04-13 | 42.0                |
| 2003-04-14 | 48.0                |
| 2003-04-15 | 46.0                |
| 2003-04-16 | 37.0                |
| 2003-04-17 | 36.0                |
| 2003-04-18 | 37.0                |
| 2003-04-19 | 35.0                |
| 2003-04-20 | 32.0                |
| 2003-04-21 | 35.0                |
| 2003-04-22 | 41.0                |
| 2003-04-23 | 39.0                |
| 2003-04-24 | 37.0                |
| 2003-04-25 | 44.0                |
| 2003-04-26 | 55.0                |
| 2003-04-27 | 61.0                |
| 2003-04-28 | 60.0                |
| 2003-04-29 | 59.0                |
| 2003-04-30 | 57.0                |
| 2003-05-01 | 55.0                |
| 2003-05-02 | 54.0                |
| 2003-05-03 | 56.0                |
| 2003-05-04 | 58.0                |
| 2003-05-05 | 59.0                |
| 2003-05-06 | 53.0                |
| 2003-05-07 | 52.0                |
| 2003-05-08 | 55.0                |
| 2003-05-09 | 58.0                |
| 2003-05-10 | 59.0                |
| 2003-05-11 | 58.0                |
| 2003-05-12 | 57.0                |
| 2003-05-13 | 60.0                |
| 2003-05-14 | 69.0                |
| 2003-05-15 | 81.0                |
| 2003-05-16 | 91.0                |
| 2003-05-17 | 100.0               |
| 2003-05-18 | 100.0               |
| 2003-05-19 | 93.0                |
| 2003-05-20 | 85.0                |
| 2003-05-21 | 75.0                |
| 2003-05-22 | 70.0                |
| 2003-05-23 | 66.0                |
| 2003-05-24 | 61.0                |
| 2003-05-25 | 57.0                |
| 2003-05-26 | 53.0                |
| 2003-05-27 | 48.0                |
| 2003-05-28 | 46.0                |
| 2003-05-29 | 43.0                |
| 2003-05-30 | 41.0                |
| 2003-05-31 | 39.0                |
| 2003-06-01 | 37.0                |
| 2003-06-02 | 34.0                |
| 2003-06-03 | 32.0                |
| 2003-06-04 | 31.0                |
| 2003-06-05 | 29.0                |
| 2003-06-06 | 28.0                |
| 2003-06-07 | 26.0                |
| 2003-06-08 | 25.0                |
| 2003-06-09 | 26.0                |
| 2003-06-10 | 25.0                |
| 2003-06-11 | 24.0                |
| 2003-06-12 | 23.0                |
| 2003-06-13 | 23.0                |
| 2003-06-14 | 21.0                |
| 2003-06-15 | 20.0                |
| 2003-06-16 | 19.0                |
| 2003-06-17 | 19.0                |
| 2003-06-18 | 19.0                |
| 2003-06-19 | 18.0                |
| 2003-06-20 | 18.0                |
| 2003-06-21 | 18.0                |
| 2003-06-22 | 17.0                |
| 2003-06-23 | 17.0                |
| 2003-06-24 | 19.0                |
| 2003-06-25 | 18.0                |
| 2003-06-26 | 16.0                |
| 2003-06-27 | 15.0                |
| 2003-06-28 | 14.0                |
| 2003-06-29 | 13.0                |
| 2003-06-30 | 12.0                |
| 2003-07-01 | 12.0                |
| 2003-07-02 | 11.0                |
| 2003-07-03 | 10.0                |
| 2003-07-04 | 9.8                 |
| 2003-07-05 | 9.5                 |
| 2003-07-06 | 8.9                 |
| 2003-07-07 | 8.4                 |
| 2003-07-08 | 7.8                 |
| 2003-07-09 | 7.5                 |
| 2003-07-10 | 7.0                 |
| 2003-07-11 | 6.3                 |
| 2003-07-12 | 5.8                 |
| 2003-07-13 | 5.5                 |
| 2003-07-14 | 5.2                 |
| 2003-07-15 | 5.0                 |
| 2003-07-16 | 4.8                 |
| 2003-07-17 | 4.9                 |
| 2003-07-18 | 5.4                 |
| 2003-07-19 | 4.9                 |
| 2003-07-20 | 4.6                 |
| 2003-07-21 | 5.1                 |
| 2003-07-22 | 5.1                 |
| 2003-07-23 | 5.0                 |
| 2003-07-24 | 5.0                 |
| 2003-07-25 | 4.9                 |
| 2003-07-26 | 4.6                 |
| 2003-07-27 | 3.7                 |
| 2003-07-28 | 3.2                 |
| 2003-07-29 | 3.0                 |
| 2003-07-30 | 3.0                 |
| 2003-07-31 | 2.9                 |
| 2003-08-01 | 3.0                 |
| 2003-08-02 | 3.1                 |
| 2003-08-03 | 4.5                 |
| 2003-08-04 | 3.8                 |
| 2003-08-05 | 3.2                 |
| 2003-08-06 | 2.7                 |
| 2003-08-07 | 2.6                 |
| 2003-08-08 | 2.6                 |
| 2003-08-09 | 3.1                 |
| 2003-08-10 | 3.5                 |
| 2003-08-11 | 3.2                 |
| 2003-08-12 | 2.8                 |
| 2003-08-13 | 3.1                 |
| 2003-08-14 | 4.8                 |
| 2003-08-15 | 4.8                 |
| 2003-08-16 | 4.5                 |
| 2003-08-17 | 4.4                 |
| 2003-08-18 | 3.3                 |
| 2003-08-19 | 2.6                 |
| 2003-08-20 | 2.3                 |
| 2003-08-21 | 2.2                 |
| 2003-08-22 | 3.9                 |
| 2003-08-23 | 6.8                 |
| 2003-08-24 | 4.2                 |
| 2003-08-25 | 3.2                 |
| 2003-08-26 | 2.7                 |
| 2003-08-27 | 2.5                 |
| 2003-08-28 | 2.2                 |
| 2003-08-29 | 6.6                 |
| 2003-08-30 | 5.2                 |
| 2003-08-31 | 3.7                 |
| 2003-09-01 | 2.9                 |
| 2003-09-02 | 2.7                 |
| 2003-09-03 | 2.5                 |
| 2003-09-04 | 2.4                 |
| 2003-09-05 | 2.2                 |
| 2003-09-06 | 2.7                 |
| 2003-09-07 | 3.2                 |
| 2003-09-08 | 3.1                 |
| 2003-09-09 | 3.0                 |
| 2003-09-10 | 3.9                 |
| 2003-09-11 | 3.4                 |
| 2003-09-12 | 2.6                 |
| 2003-09-13 | 2.1                 |
| 2003-09-14 | 1.9                 |
| 2003-09-15 | 1.9                 |
| 2003-09-16 | 1.9                 |
| 2003-09-17 | 1.7000000000000002  |
| 2003-09-18 | 1.8                 |
| 2003-09-19 | 2.0                 |
| 2003-09-20 | 2.1                 |
| 2003-09-21 | 1.9                 |
| 2003-09-22 | 1.9                 |
| 2003-09-23 | 1.9                 |
| 2003-09-24 | 1.8                 |
| 2003-09-25 | 1.9                 |
| 2003-09-26 | 1.9                 |
| 2003-09-27 | 1.9                 |
| 2003-09-28 | 1.9                 |
| 2003-09-29 | 2.0                 |
| 2003-09-30 | 2.0                 |
| 2003-10-01 | 2.1                 |
| 2003-10-02 | 2.2                 |
| 2003-10-03 | 4.7                 |
| 2003-10-04 | 3.2                 |
| 2003-10-05 | 2.8                 |
| 2003-10-06 | 2.9                 |
| 2003-10-07 | 2.8                 |
| 2003-10-08 | 3.0                 |
| 2003-10-09 | 2.9                 |
| 2003-10-10 | 2.9                 |
| 2003-10-11 | 2.8                 |
| 2003-10-12 | 2.8                 |
| 2003-10-13 | 2.9                 |
| 2003-10-14 | 3.0                 |
| 2003-10-15 | 2.9                 |
| 2003-10-16 | 3.0                 |
| 2003-10-17 | 3.0                 |
| 2003-10-18 | 3.1                 |
| 2003-10-19 | 3.0                 |
| 2003-10-20 | 3.1                 |
| 2003-10-21 | 3.1                 |
| 2003-10-22 | 3.1                 |
| 2003-10-23 | 3.1                 |
| 2003-10-24 | 3.2                 |
| 2003-10-25 | 3.0                 |
| 2003-10-26 | 2.9                 |
| 2003-10-27 | 2.9                 |
| 2003-10-28 | 3.1                 |
| 2003-10-29 | 3.2                 |
| 2003-10-30 | 3.1                 |
| 2003-10-31 | 3.5                 |
| 2003-11-01 | 3.6                 |
| 2003-11-02 | 3.8                 |
| 2003-11-03 | 4.1                 |
| 2003-11-04 | 4.0                 |
| 2003-11-05 | 3.9                 |
| 2003-11-06 | 3.8                 |
| 2003-11-07 | 3.7                 |
| 2003-11-08 | 3.6                 |
| 2003-11-09 | 3.9                 |
| 2003-11-10 | 4.1                 |
| 2003-11-11 | 4.1                 |
| 2003-11-12 | 3.7                 |
| 2003-11-13 | 4.0                 |
| 2003-11-14 | 4.2                 |
| 2003-11-15 | 3.7                 |
| 2003-11-16 | 3.7                 |
| 2003-11-17 | 4.3                 |
| 2003-11-18 | 3.6                 |
| 2003-11-19 | 3.6                 |
| 2003-11-20 | 3.8                 |
| 2003-11-21 | 3.5                 |
| 2003-11-22 | 3.1                 |
| 2003-11-23 | 2.6                 |
| 2003-11-24 | 2.7                 |
| 2003-11-25 | 2.7                 |
| 2003-11-26 | 3.0                 |
| 2003-11-27 | 2.9                 |
| 2003-11-28 | 2.8                 |
| 2003-11-29 | 2.9                 |
| 2003-11-30 | 3.1                 |
| 2003-12-01 | 3.3                 |
| 2003-12-02 | 2.9                 |
| 2003-12-03 | 2.9                 |
| 2003-12-04 | 2.9                 |
| 2003-12-05 | 3.0                 |
| 2003-12-06 | 3.1                 |
| 2003-12-07 | 3.1                 |
| 2003-12-08 | 2.9                 |
| 2003-12-09 | 2.8                 |
| 2003-12-10 | 2.9                 |
| 2003-12-11 | 3.0                 |
| 2003-12-12 | 3.0                 |
| 2003-12-13 | 3.1                 |
| 2003-12-14 | 3.2                 |
| 2003-12-15 | 2.9                 |
| 2003-12-16 | 2.6                 |
| 2003-12-17 | 2.7                 |
| 2003-12-18 | 2.7                 |
| 2003-12-19 | 2.8                 |
| 2003-12-20 | 3.0                 |
| 2003-12-21 | 3.1                 |
| 2003-12-22 | 3.0                 |
| 2003-12-23 | 2.9                 |
| 2003-12-24 | 2.8                 |
| 2003-12-25 | 3.0                 |
| 2003-12-26 | 2.9                 |
| 2003-12-27 | 2.6                 |
| 2003-12-28 | 2.6                 |
| 2003-12-29 | 2.6                 |
| 2003-12-30 | 2.7                 |
| 2003-12-31 | 2.9                 |
| 2004-01-01 | 2.8                 |
| 2004-01-02 | 3.0                 |
| 2004-01-03 | 3.1                 |
| 2004-01-04 | 2.8                 |
| 2004-01-05 | 2.5                 |
| 2004-01-06 | 2.5                 |
| 2004-01-07 | 2.6                 |
| 2004-01-08 | 2.7                 |
| 2004-01-09 | 2.8                 |
| 2004-01-10 | 2.7                 |
| 2004-01-11 | 2.8                 |
| 2004-01-12 | 3.0                 |
| 2004-01-13 | 3.0                 |
| 2004-01-14 | 2.8                 |
| 2004-01-15 | 2.9                 |
| 2004-01-16 | 3.0                 |
| 2004-01-17 | 2.9                 |
| 2004-01-18 | 3.1                 |
| 2004-01-19 | 3.2                 |
| 2004-01-20 | 3.2                 |
| 2004-01-21 | 3.0                 |
| 2004-01-22 | 3.0                 |
| 2004-01-23 | 3.5                 |
| 2004-01-24 | 3.4                 |
| 2004-01-25 | 3.7                 |
| 2004-01-26 | 3.6                 |
| 2004-01-27 | 3.5                 |
| 2004-01-28 | 3.7                 |
| 2004-01-29 | 4.0                 |
| 2004-01-30 | 3.9                 |
| 2004-01-31 | 3.6                 |
| 2004-02-01 | 3.0                 |
| 2004-02-02 | 3.3                 |
| 2004-02-03 | 3.3                 |
| 2004-02-04 | 3.5                 |
| 2004-02-05 | 3.6                 |
| 2004-02-06 | 3.3                 |
| 2004-02-07 | 3.5                 |
| 2004-02-08 | 3.5                 |
| 2004-02-09 | 3.2                 |
| 2004-02-10 | 2.9                 |
| 2004-02-11 | 3.1                 |
| 2004-02-12 | 2.6                 |
| 2004-02-13 | 2.8                 |
| 2004-02-14 | 3.2                 |
| 2004-02-15 | 3.2                 |
| 2004-02-16 | 3.6                 |
| 2004-02-17 | 3.8                 |
| 2004-02-18 | 4.0                 |
| 2004-02-19 | 3.8                 |
| 2004-02-20 | 3.5                 |
| 2004-02-21 | 3.7                 |
| 2004-02-22 | 4.1                 |
| 2004-02-23 | 4.1                 |
| 2004-02-24 | 3.7                 |
| 2004-02-25 | 3.8                 |
| 2004-02-26 | 3.9                 |
| 2004-02-27 | 3.4                 |
| 2004-02-28 | 3.5                 |
| 2004-02-29 | 3.3                 |
| 2004-03-01 | 3.2                 |
| 2004-03-02 | 3.1                 |
| 2004-03-03 | 3.3                 |
| 2004-03-04 | 3.1                 |
| 2004-03-05 | 3.4                 |
| 2004-03-06 | 3.2                 |
| 2004-03-07 | 3.8                 |
| 2004-03-08 | 4.0                 |
| 2004-03-09 | 3.9                 |
| 2004-03-10 | 4.7                 |
| 2004-03-11 | 4.6                 |
| 2004-03-12 | 6.9                 |
| 2004-03-13 | 8.0                 |
| 2004-03-14 | 8.0                 |
| 2004-03-15 | 7.8                 |
| 2004-03-16 | 7.6                 |
| 2004-03-17 | 10.0                |
| 2004-03-18 | 13.0                |
| 2004-03-19 | 13.0                |
| 2004-03-20 | 12.0                |
| 2004-03-21 | 20.0                |
| 2004-03-22 | 30.0                |
| 2004-03-23 | 46.0                |
| 2004-03-24 | 46.0                |
| 2004-03-25 | 46.0                |
| 2004-03-26 | 47.0                |
| 2004-03-27 | 38.0                |
| 2004-03-28 | 34.0                |
| 2004-03-29 | 30.0                |
| 2004-03-30 | 30.0                |
| 2004-03-31 | 32.0                |
| 2004-04-01 | 36.0                |
| 2004-04-02 | 39.0                |
| 2004-04-03 | 49.0                |
| 2004-04-04 | 48.0                |
| 2004-04-05 | 47.0                |
| 2004-04-06 | 45.0                |
| 2004-04-07 | 45.0                |
| 2004-04-08 | 42.0                |
| 2004-04-09 | 39.0                |
| 2004-04-10 | 41.0                |
| 2004-04-11 | 46.0                |
| 2004-04-12 | 43.0                |
| 2004-04-13 | 43.0                |
| 2004-04-14 | 43.0                |
| 2004-04-15 | 41.0                |
| 2004-04-16 | 41.0                |
| 2004-04-17 | 41.0                |
| 2004-04-18 | 44.0                |
| 2004-04-19 | 42.0                |
| 2004-04-20 | 42.0                |
| 2004-04-21 | 42.0                |
| 2004-04-22 | 42.0                |
| 2004-04-23 | 43.0                |
| 2004-04-24 | 40.0                |
| 2004-04-25 | 40.0                |
| 2004-04-26 | 41.0                |
| 2004-04-27 | 42.0                |
| 2004-04-28 | 43.0                |
| 2004-04-29 | 45.0                |
| 2004-04-30 | 43.0                |
| 2004-05-01 | 42.0                |
| 2004-05-02 | 41.0                |
| 2004-05-03 | 40.0                |
| 2004-05-04 | 39.0                |
| 2004-05-05 | 43.0                |
| 2004-05-06 | 45.0                |
| 2004-05-07 | 44.0                |
| 2004-05-08 | 42.0                |
| 2004-05-09 | 39.0                |
| 2004-05-10 | 36.0                |
| 2004-05-11 | 34.0                |
| 2004-05-12 | 34.0                |
| 2004-05-13 | 32.0                |
| 2004-05-14 | 30.0                |
| 2004-05-15 | 28.0                |
| 2004-05-16 | 27.0                |
| 2004-05-17 | 26.0                |
| 2004-05-18 | 25.0                |
| 2004-05-19 | 24.0                |
| 2004-05-20 | 23.0                |
| 2004-05-21 | 23.0                |
| 2004-05-22 | 21.0                |
| 2004-05-23 | 21.0                |
| 2004-05-24 | 22.0                |
| 2004-05-25 | 20.0                |
| 2004-05-26 | 20.0                |
| 2004-05-27 | 19.0                |
| 2004-05-28 | 18.0                |
| 2004-05-29 | 19.0                |
| 2004-05-30 | 17.0                |
| 2004-05-31 | 16.0                |
| 2004-06-01 | 15.0                |
| 2004-06-02 | 14.0                |
| 2004-06-03 | 13.0                |
| 2004-06-04 | 12.0                |
| 2004-06-05 | 12.0                |
| 2004-06-06 | 11.0                |
| 2004-06-07 | 10.0                |
| 2004-06-08 | 9.5                 |
| 2004-06-09 | 9.0                 |
| 2004-06-10 | 11.0                |
| 2004-06-11 | 13.0                |
| 2004-06-12 | 11.0                |
| 2004-06-13 | 11.0                |
| 2004-06-14 | 10.0                |
| 2004-06-15 | 9.6                 |
| 2004-06-16 | 9.2                 |
| 2004-06-17 | 10.0                |
| 2004-06-18 | 11.0                |
| 2004-06-19 | 9.6                 |
| 2004-06-20 | 8.4                 |
| 2004-06-21 | 7.8                 |
| 2004-06-22 | 7.5                 |
| 2004-06-23 | 7.2                 |
| 2004-06-24 | 6.7                 |
| 2004-06-25 | 6.9                 |
| 2004-06-26 | 9.2                 |
| 2004-06-27 | 7.9                 |
| 2004-06-28 | 7.5                 |
| 2004-06-29 | 8.4                 |
| 2004-06-30 | 8.7                 |
| 2004-07-01 | 7.6                 |
| 2004-07-02 | 6.7                 |
| 2004-07-03 | 6.1                 |
| 2004-07-04 | 6.5                 |
| 2004-07-05 | 6.2                 |
| 2004-07-06 | 5.6                 |
| 2004-07-07 | 5.3                 |
| 2004-07-08 | 4.9                 |
| 2004-07-09 | 4.6                 |
| 2004-07-10 | 4.7                 |
| 2004-07-11 | 4.2                 |
| 2004-07-12 | 3.9                 |
| 2004-07-13 | 3.6                 |
| 2004-07-14 | 4.1                 |
| 2004-07-15 | 4.3                 |
| 2004-07-16 | 4.5                 |
| 2004-07-17 | 4.4                 |
| 2004-07-18 | 4.1                 |
| 2004-07-19 | 3.6                 |
| 2004-07-20 | 3.3                 |
| 2004-07-21 | 2.8                 |
| 2004-07-22 | 2.7                 |
| 2004-07-23 | 3.0                 |
| 2004-07-24 | 2.9                 |
| 2004-07-25 | 2.9                 |
| 2004-07-26 | 2.8                 |
| 2004-07-27 | 4.0                 |
| 2004-07-28 | 3.8                 |
| 2004-07-29 | 3.2                 |
| 2004-07-30 | 2.7                 |
| 2004-07-31 | 2.0                 |
| 2004-08-01 | 2.0                 |
| 2004-08-02 | 2.7                 |
| 2004-08-03 | 3.0                 |
| 2004-08-04 | 2.4                 |
| 2004-08-05 | 2.3                 |
| 2004-08-06 | 2.1                 |
| 2004-08-07 | 1.8                 |
| 2004-08-08 | 1.4                 |
| 2004-08-09 | 1.1                 |
| 2004-08-10 | 0.81                |
| 2004-08-11 | 0.6000000000000001  |
| 2004-08-12 | 0.45                |
| 2004-08-13 | 0.44                |
| 2004-08-14 | 0.43                |
| 2004-08-15 | 0.42                |
| 2004-08-16 | 0.5                 |
| 2004-08-17 | 0.67                |
| 2004-08-18 | 1.1                 |
| 2004-08-19 | 2.6                 |
| 2004-08-20 | 2.6                 |
| 2004-08-21 | 1.9                 |
| 2004-08-22 | 1.5                 |
| 2004-08-23 | 1.5                 |
| 2004-08-24 | 1.6                 |
| 2004-08-25 | 1.6                 |
| 2004-08-26 | 1.3                 |
| 2004-08-27 | 1.2                 |
| 2004-08-28 | 1.1                 |
| 2004-08-29 | 0.93                |
| 2004-08-30 | 0.84                |
| 2004-08-31 | 0.7000000000000001  |
| 2004-09-01 | 0.58                |
| 2004-09-02 | 0.47000000000000003 |
| 2004-09-03 | 0.5                 |
| 2004-09-04 | 0.7000000000000001  |
| 2004-09-05 | 0.87                |
| 2004-09-06 | 0.9                 |
| 2004-09-07 | 0.9                 |
| 2004-09-08 | 0.81                |
| 2004-09-09 | 0.7000000000000001  |
| 2004-09-10 | 0.59                |
| 2004-09-11 | 0.49                |
| 2004-09-12 | 0.54                |
| 2004-09-13 | 0.63                |
| 2004-09-14 | 0.64                |
| 2004-09-15 | 0.65                |
| 2004-09-16 | 0.5700000000000001  |
| 2004-09-17 | 0.7000000000000001  |
| 2004-09-18 | 0.84                |
| 2004-09-19 | 1.2                 |
| 2004-09-20 | 1.6                 |
| 2004-09-21 | 1.5                 |
| 2004-09-22 | 1.5                 |
| 2004-09-23 | 1.6                 |
| 2004-09-24 | 1.6                 |
| 2004-09-25 | 1.7000000000000002  |
| 2004-09-26 | 1.6                 |
| 2004-09-27 | 1.7000000000000002  |
| 2004-09-28 | 1.8                 |
| 2004-09-29 | 2.1                 |
| 2004-09-30 | 3.0                 |
| 2004-10-01 | 2.9                 |
| 2004-10-02 | 2.8                 |
| 2004-10-03 | 2.6                 |
| 2004-10-04 | 2.5                 |
| 2004-10-05 | 2.4                 |
| 2004-10-06 | 2.6                 |
| 2004-10-07 | 2.5                 |
| 2004-10-08 | 2.4                 |
| 2004-10-09 | 2.4                 |
| 2004-10-10 | 2.4                 |
| 2004-10-11 | 2.4                 |
| 2004-10-12 | 2.4                 |
| 2004-10-13 | 2.3                 |
| 2004-10-14 | 2.4                 |
| 2004-10-15 | 2.3                 |
| 2004-10-16 | 2.3                 |
| 2004-10-17 | 2.4                 |
| 2004-10-18 | 2.8                 |
| 2004-10-19 | 3.6                 |
| 2004-10-20 | 5.0                 |
| 2004-10-21 | 7.5                 |
| 2004-10-22 | 8.6                 |
| 2004-10-23 | 5.6                 |
| 2004-10-24 | 5.6                 |
| 2004-10-25 | 6.4                 |
| 2004-10-26 | 5.7                 |
| 2004-10-27 | 7.2                 |
| 2004-10-28 | 11.0                |
| 2004-10-29 | 9.0                 |
| 2004-10-30 | 7.1                 |
| 2004-10-31 | 6.8                 |
| 2004-11-01 | 6.0                 |
| 2004-11-02 | 5.5                 |
| 2004-11-03 | 5.0                 |
| 2004-11-04 | 4.8                 |
| 2004-11-05 | 4.4                 |
| 2004-11-06 | 4.3                 |
| 2004-11-07 | 4.2                 |
| 2004-11-08 | 4.8                 |
| 2004-11-09 | 5.1                 |
| 2004-11-10 | 4.8                 |
| 2004-11-11 | 4.6                 |
| 2004-11-12 | 6.0                 |
| 2004-11-13 | 5.6                 |
| 2004-11-14 | 5.4                 |
| 2004-11-15 | 5.2                 |
| 2004-11-16 | 5.1                 |
| 2004-11-17 | 5.1                 |
| 2004-11-18 | 4.9                 |
| 2004-11-19 | 4.6                 |
| 2004-11-20 | 4.2                 |
| 2004-11-21 | 4.2                 |
| 2004-11-22 | 4.4                 |
| 2004-11-23 | 4.2                 |
| 2004-11-24 | 4.1                 |
| 2004-11-25 | 4.1                 |
| 2004-11-26 | 4.0                 |
| 2004-11-27 | 3.7                 |
| 2004-11-28 | 3.4                 |
| 2004-11-29 | 3.2                 |
| 2004-11-30 | 3.0                 |
| 2004-12-01 | 3.2                 |
| 2004-12-02 | 3.1                 |
| 2004-12-03 | 3.4                 |
| 2004-12-04 | 3.7                 |
| 2004-12-05 | 4.0                 |
| 2004-12-06 | 4.0                 |
| 2004-12-07 | 4.4                 |
| 2004-12-08 | 4.8                 |
| 2004-12-09 | 5.2                 |
| 2004-12-10 | 5.0                 |
| 2004-12-11 | 4.5                 |
| 2004-12-12 | 4.3                 |
| 2004-12-13 | 4.0                 |
| 2004-12-14 | 4.4                 |
| 2004-12-15 | 4.4                 |
| 2004-12-16 | 4.2                 |
| 2004-12-17 | 4.4                 |
| 2004-12-18 | 4.4                 |
| 2004-12-19 | 4.6                 |
| 2004-12-20 | 4.2                 |
| 2004-12-21 | 4.2                 |
| 2004-12-22 | 3.8                 |
| 2004-12-23 | 3.7                 |
| 2004-12-24 | 3.5                 |
| 2004-12-25 | 4.0                 |
| 2004-12-26 | 4.6                 |
| 2004-12-27 | 4.8                 |
| 2004-12-28 | 4.8                 |
| 2004-12-29 | 4.8                 |
| 2004-12-30 | 4.6                 |
| 2004-12-31 | 4.6                 |
| 2005-01-01 | 3.4                 |
| 2005-01-02 | 3.4                 |
| 2005-01-03 | 3.7                 |
| 2005-01-04 | 4.0                 |
| 2005-01-05 | 4.0                 |
| 2005-01-06 | 3.4                 |
| 2005-01-07 | 3.0                 |
| 2005-01-08 | 3.0                 |
| 2005-01-09 | 4.0                 |
| 2005-01-10 | 4.4                 |
| 2005-01-11 | 4.4                 |
| 2005-01-12 | 4.0                 |
| 2005-01-13 | 3.4                 |
| 2005-01-14 | 2.8                 |
| 2005-01-15 | 3.2                 |
| 2005-01-16 | 3.6                 |
| 2005-01-17 | 4.0                 |
| 2005-01-18 | 4.5                 |
| 2005-01-19 | 4.0                 |
| 2005-01-20 | 3.9                 |
| 2005-01-21 | 3.8                 |
| 2005-01-22 | 3.9                 |
| 2005-01-23 | 3.8                 |
| 2005-01-24 | 3.9                 |
| 2005-01-25 | 4.1                 |
| 2005-01-26 | 4.4                 |
| 2005-01-27 | 4.9                 |
| 2005-01-28 | 5.3                 |
| 2005-01-29 | 5.5                 |
| 2005-01-30 | 4.6                 |
| 2005-01-31 | 4.4                 |
| 2005-02-01 | 4.5                 |
| 2005-02-02 | 4.4                 |
| 2005-02-03 | 4.3                 |
| 2005-02-04 | 4.6                 |
| 2005-02-05 | 4.8                 |
| 2005-02-06 | 5.1                 |
| 2005-02-07 | 4.8                 |
| 2005-02-08 | 4.0                 |
| 2005-02-09 | 4.0                 |
| 2005-02-10 | 4.2                 |
| 2005-02-11 | 4.2                 |
| 2005-02-12 | 4.2                 |
| 2005-02-13 | 4.6                 |
| 2005-02-14 | 4.2                 |
| 2005-02-15 | 4.4                 |
| 2005-02-16 | 4.0                 |
| 2005-02-17 | 3.8                 |
| 2005-02-18 | 4.0                 |
| 2005-02-19 | 4.4                 |
| 2005-02-20 | 4.2                 |
| 2005-02-21 | 3.8                 |
| 2005-02-22 | 4.0                 |
| 2005-02-23 | 4.2                 |
| 2005-02-24 | 3.8                 |
| 2005-02-25 | 3.6                 |
| 2005-02-26 | 3.6                 |
| 2005-02-27 | 3.4                 |
| 2005-02-28 | 3.8                 |
| 2005-03-01 | 3.8                 |
| 2005-03-02 | 3.5                 |
| 2005-03-03 | 4.5                 |
| 2005-03-04 | 4.0                 |
| 2005-03-05 | 5.0                 |
| 2005-03-06 | 6.0                 |
| 2005-03-07 | 7.2                 |
| 2005-03-08 | 7.2                 |
| 2005-03-09 | 8.9                 |
| 2005-03-10 | 8.9                 |
| 2005-03-11 | 8.5                 |
| 2005-03-12 | 8.0                 |
| 2005-03-13 | 7.4                 |
| 2005-03-14 | 7.0                 |
| 2005-03-15 | 6.5                 |
| 2005-03-16 | 10.0                |
| 2005-03-17 | 14.0                |
| 2005-03-18 | 18.0                |
| 2005-03-19 | 21.0                |
| 2005-03-20 | 24.0                |
| 2005-03-21 | 23.0                |
| 2005-03-22 | 22.0                |
| 2005-03-23 | 22.0                |
| 2005-03-24 | 22.0                |
| 2005-03-25 | 21.0                |
| 2005-03-26 | 22.0                |
| 2005-03-27 | 21.0                |
| 2005-03-28 | 24.0                |
| 2005-03-29 | 23.0                |
| 2005-03-30 | 22.0                |
| 2005-03-31 | 20.0                |
| 2005-04-01 | 21.0                |
| 2005-04-02 | 23.0                |
| 2005-04-03 | 26.0                |
| 2005-04-04 | 32.0                |
| 2005-04-05 | 31.0                |
| 2005-04-06 | 31.0                |
| 2005-04-07 | 41.0                |
| 2005-04-08 | 56.0                |
| 2005-04-09 | 50.0                |
| 2005-04-10 | 43.0                |
| 2005-04-11 | 38.0                |
| 2005-04-12 | 38.0                |
| 2005-04-13 | 48.0                |
| 2005-04-14 | 60.0                |
| 2005-04-15 | 63.0                |
| 2005-04-16 | 73.0                |
| 2005-04-17 | 94.0                |
| 2005-04-18 | 112.0               |
| 2005-04-19 | 113.0               |
| 2005-04-20 | 102.0               |
| 2005-04-21 | 87.0                |
| 2005-04-22 | 78.0                |
| 2005-04-23 | 77.0                |
| 2005-04-24 | 116.0               |
| 2005-04-25 | 131.0               |
| 2005-04-26 | 136.0               |
| 2005-04-27 | 187.0               |
| 2005-04-28 | 213.0               |
| 2005-04-29 | 201.0               |
| 2005-04-30 | 186.0               |
| 2005-05-01 | 174.0               |
| 2005-05-02 | 159.0               |
| 2005-05-03 | 160.0               |
| 2005-05-04 | 177.0               |
| 2005-05-05 | 212.0               |
| 2005-05-06 | 275.0               |
| 2005-05-07 | 305.0               |
| 2005-05-08 | 284.0               |
| 2005-05-09 | 283.0               |
| 2005-05-10 | 286.0               |
| 2005-05-11 | 296.0               |
| 2005-05-12 | 292.0               |
| 2005-05-13 | 271.0               |
| 2005-05-14 | 262.0               |
| 2005-05-15 | 280.0               |
| 2005-05-16 | 320.0               |
| 2005-05-17 | 365.0               |
| 2005-05-18 | 340.0               |
| 2005-05-19 | 322.0               |
| 2005-05-20 | 355.0               |
| 2005-05-21 | 360.0               |
| 2005-05-22 | 350.0               |
| 2005-05-23 | 320.0               |
| 2005-05-24 | 285.0               |
| 2005-05-25 | 250.0               |
| 2005-05-26 | 210.0               |
| 2005-05-27 | 170.0               |
| 2005-05-28 | 149.0               |
| 2005-05-29 | 131.0               |
| 2005-05-30 | 115.0               |
| 2005-05-31 | 102.0               |
| 2005-06-01 | 92.0                |
| 2005-06-02 | 85.0                |
| 2005-06-03 | 80.0                |
| 2005-06-04 | 73.0                |
| 2005-06-05 | 68.0                |
| 2005-06-06 | 63.0                |
| 2005-06-07 | 60.0                |
| 2005-06-08 | 56.0                |
| 2005-06-09 | 53.0                |
| 2005-06-10 | 50.0                |
| 2005-06-11 | 49.0                |
| 2005-06-12 | 52.0                |
| 2005-06-13 | 45.0                |
| 2005-06-14 | 41.0                |
| 2005-06-15 | 39.0                |
| 2005-06-16 | 38.0                |
| 2005-06-17 | 36.0                |
| 2005-06-18 | 35.0                |
| 2005-06-19 | 33.0                |
| 2005-06-20 | 32.0                |
| 2005-06-21 | 31.0                |
| 2005-06-22 | 31.0                |
| 2005-06-23 | 31.0                |
| 2005-06-24 | 29.0                |
| 2005-06-25 | 29.0                |
| 2005-06-26 | 29.0                |
| 2005-06-27 | 27.0                |
| 2005-06-28 | 28.0                |
| 2005-06-29 | 29.0                |
| 2005-06-30 | 27.0                |
| 2005-07-01 | 26.0                |
| 2005-07-02 | 24.0                |
| 2005-07-03 | 24.0                |
| 2005-07-04 | 23.0                |
| 2005-07-05 | 22.0                |
| 2005-07-06 | 22.0                |
| 2005-07-07 | 21.0                |
| 2005-07-08 | 19.0                |
| 2005-07-09 | 19.0                |
| 2005-07-10 | 18.0                |
| 2005-07-11 | 17.0                |
| 2005-07-12 | 17.0                |
| 2005-07-13 | 16.0                |
| 2005-07-14 | 16.0                |
| 2005-07-15 | 15.0                |
| 2005-07-16 | 15.0                |
| 2005-07-17 | 14.0                |
| 2005-07-18 | 13.0                |
| 2005-07-19 | 13.0                |
| 2005-07-20 | 13.0                |
| 2005-07-21 | 12.0                |
| 2005-07-22 | 12.0                |
| 2005-07-23 | 13.0                |
| 2005-07-24 | 13.0                |
| 2005-07-25 | 12.0                |
| 2005-07-26 | 11.0                |
| 2005-07-27 | 10.0                |
| 2005-07-28 | 9.9                 |
| 2005-07-29 | 9.3                 |
| 2005-07-30 | 9.2                 |
| 2005-07-31 | 13.0                |
| 2005-08-01 | 12.0                |
| 2005-08-02 | 12.0                |
| 2005-08-03 | 11.0                |
| 2005-08-04 | 9.6                 |
| 2005-08-05 | 8.9                 |
| 2005-08-06 | 9.3                 |
| 2005-08-07 | 8.7                 |
| 2005-08-08 | 8.3                 |
| 2005-08-09 | 8.8                 |
| 2005-08-10 | 9.1                 |
| 2005-08-11 | 8.3                 |
| 2005-08-12 | 7.9                 |
| 2005-08-13 | 8.5                 |
| 2005-08-14 | 7.3                 |
| 2005-08-15 | 7.3                 |
| 2005-08-16 | 7.8                 |
| 2005-08-17 | 7.7                 |
| 2005-08-18 | 6.7                 |
| 2005-08-19 | 6.1                 |
| 2005-08-20 | 6.0                 |
| 2005-08-21 | 6.5                 |
| 2005-08-22 | 6.7                 |
| 2005-08-23 | 6.3                 |
| 2005-08-24 | 6.9                 |
| 2005-08-25 | 6.1                 |
| 2005-08-26 | 5.7                 |
| 2005-08-27 | 5.5                 |
| 2005-08-28 | 5.9                 |
| 2005-08-29 | 5.2                 |
| 2005-08-30 | 4.7                 |
| 2005-08-31 | 4.5                 |
| 2005-09-01 | 4.6                 |
| 2005-09-02 | 4.6                 |
| 2005-09-03 | 4.7                 |
| 2005-09-04 | 4.8                 |
| 2005-09-05 | 5.0                 |
| 2005-09-06 | 4.7                 |
| 2005-09-07 | 4.7                 |
| 2005-09-08 | 8.0                 |
| 2005-09-09 | 7.3                 |
| 2005-09-10 | 8.9                 |
| 2005-09-11 | 5.9                 |
| 2005-09-12 | 5.2                 |
| 2005-09-13 | 5.1                 |
| 2005-09-14 | 4.9                 |
| 2005-09-15 | 4.6                 |
| 2005-09-16 | 4.4                 |
| 2005-09-17 | 4.4                 |
| 2005-09-18 | 4.3                 |
| 2005-09-19 | 4.3                 |
| 2005-09-20 | 4.2                 |
| 2005-09-21 | 5.0                 |
| 2005-09-22 | 5.3                 |
| 2005-09-23 | 4.7                 |
| 2005-09-24 | 4.6                 |
| 2005-09-25 | 4.5                 |
| 2005-09-26 | 4.3                 |
| 2005-09-27 | 5.0                 |
| 2005-09-28 | 6.6                 |
| 2005-09-29 | 5.6                 |
| 2005-09-30 | 4.8                 |
| 2005-10-01 | 4.6                 |
| 2005-10-02 | 4.6                 |
| 2005-10-03 | 4.6                 |
| 2005-10-04 | 4.8                 |
| 2005-10-05 | 5.4                 |
| 2005-10-06 | 5.0                 |
| 2005-10-07 | 4.8                 |
| 2005-10-08 | 4.8                 |
| 2005-10-09 | 4.9                 |
| 2005-10-10 | 4.8                 |
| 2005-10-11 | 4.7                 |
| 2005-10-12 | 4.7                 |
| 2005-10-13 | 4.6                 |
| 2005-10-14 | 4.3                 |
| 2005-10-15 | 4.4                 |
| 2005-10-16 | 4.5                 |
| 2005-10-17 | 4.3                 |
| 2005-10-18 | 4.6                 |
| 2005-10-19 | 5.4                 |
| 2005-10-20 | 5.0                 |
| 2005-10-21 | 4.6                 |
| 2005-10-22 | 4.5                 |
| 2005-10-23 | 4.5                 |
| 2005-10-24 | 4.6                 |
| 2005-10-25 | 4.5                 |
| 2005-10-26 | 4.6                 |
| 2005-10-27 | 4.6                 |
| 2005-10-28 | 5.8                 |
| 2005-10-29 | 6.8                 |
| 2005-10-30 | 6.3                 |
| 2005-10-31 | 5.4                 |
| 2005-11-01 | 5.0                 |
| 2005-11-02 | 4.9                 |
| 2005-11-03 | 4.9                 |
| 2005-11-04 | 4.8                 |
| 2005-11-05 | 5.2                 |
| 2005-11-06 | 5.0                 |
| 2005-11-07 | 4.8                 |
| 2005-11-08 | 5.0                 |
| 2005-11-09 | 5.9                 |
| 2005-11-10 | 5.3                 |
| 2005-11-11 | 5.7                 |
| 2005-11-12 | 6.2                 |
| 2005-11-13 | 5.2                 |
| 2005-11-14 | 5.3                 |
| 2005-11-15 | 4.4                 |
| 2005-11-16 | 3.6                 |
| 2005-11-17 | 3.4                 |
| 2005-11-18 | 3.6                 |
| 2005-11-19 | 3.6                 |
| 2005-11-20 | 3.5                 |
| 2005-11-21 | 3.6                 |
| 2005-11-22 | 3.6                 |
| 2005-11-23 | 3.7                 |
| 2005-11-24 | 3.7                 |
| 2005-11-25 | 3.6                 |
| 2005-11-26 | 3.4                 |
| 2005-11-27 | 3.2                 |
| 2005-11-28 | 3.1                 |
| 2005-11-29 | 3.2                 |
| 2005-11-30 | 3.4                 |
| 2005-12-01 | 3.5                 |
| 2005-12-02 | 3.6                 |
| 2005-12-03 | 3.4                 |
| 2005-12-04 | 3.2                 |
| 2005-12-05 | 2.8                 |
| 2005-12-06 | 2.5                 |
| 2005-12-07 | 2.4                 |
| 2005-12-08 | 2.2                 |
| 2005-12-09 | 2.3                 |
| 2005-12-10 | 2.5                 |
| 2005-12-11 | 2.6                 |
| 2005-12-12 | 2.7                 |
| 2005-12-13 | 2.8                 |
| 2005-12-14 | 2.6                 |
| 2005-12-15 | 2.6                 |
| 2005-12-16 | 2.6                 |
| 2005-12-17 | 2.7                 |
| 2005-12-18 | 2.6                 |
| 2005-12-19 | 2.6                 |
| 2005-12-20 | 2.7                 |
| 2005-12-21 | 2.6                 |
| 2005-12-22 | 2.5                 |
| 2005-12-23 | 2.6                 |
| 2005-12-24 | 2.7                 |
| 2005-12-25 | 2.7                 |
| 2005-12-26 | 2.6                 |
| 2005-12-27 | 2.7                 |
| 2005-12-28 | 2.7                 |
| 2005-12-29 | 2.6                 |
| 2005-12-30 | 2.4                 |
| 2005-12-31 | 2.5                 |
| 2006-01-01 | 2.4                 |
| 2006-01-02 | 2.4                 |
| 2006-01-03 | 2.4                 |
| 2006-01-04 | 2.5                 |
| 2006-01-05 | 2.6                 |
| 2006-01-06 | 2.7                 |
| 2006-01-07 | 2.6                 |
| 2006-01-08 | 2.5                 |
| 2006-01-09 | 2.4                 |
| 2006-01-10 | 2.4                 |
| 2006-01-11 | 2.4                 |
| 2006-01-12 | 2.5                 |
| 2006-01-13 | 2.5                 |
| 2006-01-14 | 2.5                 |
| 2006-01-15 | 2.6                 |
| 2006-01-16 | 2.5                 |
| 2006-01-17 | 2.4                 |
| 2006-01-18 | 2.5                 |
| 2006-01-19 | 2.6                 |
| 2006-01-20 | 2.5                 |
| 2006-01-21 | 2.4                 |
| 2006-01-22 | 2.4                 |
| 2006-01-23 | 2.5                 |
| 2006-01-24 | 2.6                 |
| 2006-01-25 | 2.7                 |
| 2006-01-26 | 2.7                 |
| 2006-01-27 | 2.6                 |
| 2006-01-28 | 2.6                 |
| 2006-01-29 | 2.7                 |
| 2006-01-30 | 2.7                 |
| 2006-01-31 | 2.8                 |
| 2006-02-01 | 2.8                 |
| 2006-02-02 | 2.9                 |
| 2006-02-03 | 3.0                 |
| 2006-02-04 | 3.1                 |
| 2006-02-05 | 2.9                 |
| 2006-02-06 | 2.8                 |
| 2006-02-07 | 2.9                 |
| 2006-02-08 | 2.9                 |
| 2006-02-09 | 3.1                 |
| 2006-02-10 | 3.2                 |
| 2006-02-11 | 3.1                 |
| 2006-02-12 | 3.0                 |
| 2006-02-13 | 3.0                 |
| 2006-02-14 | 3.1                 |
| 2006-02-15 | 3.3                 |
| 2006-02-16 | 3.1                 |
| 2006-02-17 | 3.0                 |
| 2006-02-18 | 3.1                 |
| 2006-02-19 | 3.2                 |
| 2006-02-20 | 3.1                 |
| 2006-02-21 | 2.9                 |
| 2006-02-22 | 2.9                 |
| 2006-02-23 | 3.0                 |
| 2006-02-24 | 3.1                 |
| 2006-02-25 | 3.3                 |
| 2006-02-26 | 3.6                 |
| 2006-02-27 | 4.0                 |
| 2006-02-28 | 4.1                 |
| 2006-03-01 | 4.1                 |
| 2006-03-02 | 3.9                 |
| 2006-03-03 | 4.0                 |
| 2006-03-04 | 4.3                 |
| 2006-03-05 | 4.9                 |
| 2006-03-06 | 5.5                 |
| 2006-03-07 | 5.4                 |
| 2006-03-08 | 5.0                 |
| 2006-03-09 | 5.1                 |
| 2006-03-10 | 5.2                 |
| 2006-03-11 | 5.0                 |
| 2006-03-12 | 4.8                 |
| 2006-03-13 | 4.9                 |
| 2006-03-14 | 5.0                 |
| 2006-03-15 | 5.6                 |
| 2006-03-16 | 7.2                 |
| 2006-03-17 | 7.8                 |
| 2006-03-18 | 7.1                 |
| 2006-03-19 | 6.4                 |
| 2006-03-20 | 5.9                 |
| 2006-03-21 | 5.1                 |
| 2006-03-22 | 4.3                 |
| 2006-03-23 | 3.9                 |
| 2006-03-24 | 4.2                 |
| 2006-03-25 | 4.4                 |
| 2006-03-26 | 4.1                 |
| 2006-03-27 | 4.6                 |
| 2006-03-28 | 5.2                 |
| 2006-03-29 | 6.0                 |
| 2006-03-30 | 6.5                 |
| 2006-03-31 | 7.4                 |
| 2006-04-01 | 7.8                 |
| 2006-04-02 | 6.1                 |
| 2006-04-03 | 8.4                 |
| 2006-04-04 | 13.0                |
| 2006-04-05 | 17.0                |
| 2006-04-06 | 22.0                |
| 2006-04-07 | 18.0                |
| 2006-04-08 | 24.0                |
| 2006-04-09 | 35.0                |
| 2006-04-10 | 53.0                |
| 2006-04-11 | 59.0                |
| 2006-04-12 | 72.0                |
| 2006-04-13 | 107.0               |
| 2006-04-14 | 126.0               |
| 2006-04-15 | 128.0               |
| 2006-04-16 | 125.0               |
| 2006-04-17 | 144.0               |
| 2006-04-18 | 100.0               |
| 2006-04-19 | 82.0                |
| 2006-04-20 | 75.0                |
| 2006-04-21 | 87.0                |
| 2006-04-22 | 122.0               |
| 2006-04-23 | 185.0               |
| 2006-04-24 | 194.0               |
| 2006-04-25 | 157.0               |
| 2006-04-26 | 161.0               |
| 2006-04-27 | 207.0               |
| 2006-04-28 | 260.0               |
| 2006-04-29 | 296.0               |
| 2006-04-30 | 320.0               |
| 2006-05-01 | 334.0               |
| 2006-05-02 | 351.0               |
| 2006-05-03 | 380.0               |
| 2006-05-04 | 385.0               |
| 2006-05-05 | 379.0               |
| 2006-05-06 | 349.0               |
| 2006-05-07 | 329.0               |
| 2006-05-08 | 332.0               |
| 2006-05-09 | 351.0               |
| 2006-05-10 | 332.0               |
| 2006-05-11 | 303.0               |
| 2006-05-12 | 281.0               |
| 2006-05-13 | 267.0               |
| 2006-05-14 | 267.0               |
| 2006-05-15 | 256.0               |
| 2006-05-16 | 243.0               |
| 2006-05-17 | 228.0               |
| 2006-05-18 | 208.0               |
| 2006-05-19 | 187.0               |
| 2006-05-20 | 175.0               |
| 2006-05-21 | 147.0               |
| 2006-05-22 | 127.0               |
| 2006-05-23 | 113.0               |
| 2006-05-24 | 99.0                |
| 2006-05-25 | 88.0                |
| 2006-05-26 | 79.0                |
| 2006-05-27 | 72.0                |
| 2006-05-28 | 71.0                |
| 2006-05-29 | 76.0                |
| 2006-05-30 | 70.0                |
| 2006-05-31 | 62.0                |
| 2006-06-01 | 57.0                |
| 2006-06-02 | 53.0                |
| 2006-06-03 | 50.0                |
| 2006-06-04 | 47.0                |
| 2006-06-05 | 44.0                |
| 2006-06-06 | 41.0                |
| 2006-06-07 | 40.0                |
| 2006-06-08 | 42.0                |
| 2006-06-09 | 41.0                |
| 2006-06-10 | 39.0                |
| 2006-06-11 | 36.0                |
| 2006-06-12 | 33.0                |
| 2006-06-13 | 32.0                |
| 2006-06-14 | 31.0                |
| 2006-06-15 | 31.0                |
| 2006-06-16 | 31.0                |
| 2006-06-17 | 30.0                |
| 2006-06-18 | 28.0                |
| 2006-06-19 | 28.0                |
| 2006-06-20 | 27.0                |
| 2006-06-21 | 26.0                |
| 2006-06-22 | 25.0                |
| 2006-06-23 | 25.0                |
| 2006-06-24 | 24.0                |
| 2006-06-25 | 24.0                |
| 2006-06-26 | 24.0                |
| 2006-06-27 | 25.0                |
| 2006-06-28 | 24.0                |
| 2006-06-29 | 24.0                |
| 2006-06-30 | 25.0                |
| 2006-07-01 | 26.0                |
| 2006-07-02 | 24.0                |
| 2006-07-03 | 21.0                |
| 2006-07-04 | 21.0                |
| 2006-07-05 | 20.0                |
| 2006-07-06 | 19.0                |
| 2006-07-07 | 18.0                |
| 2006-07-08 | 17.0                |
| 2006-07-09 | 16.0                |
| 2006-07-10 | 15.0                |
| 2006-07-11 | 14.0                |
| 2006-07-12 | 13.0                |
| 2006-07-13 | 12.0                |
| 2006-07-14 | 11.0                |
| 2006-07-15 | 11.0                |
| 2006-07-16 | 10.0                |
| 2006-07-17 | 9.7                 |
| 2006-07-18 | 9.7                 |
| 2006-07-19 | 10.0                |
| 2006-07-20 | 10.0                |
| 2006-07-21 | 8.9                 |
| 2006-07-22 | 8.3                 |
| 2006-07-23 | 8.4                 |
| 2006-07-24 | 8.7                 |
| 2006-07-25 | 13.0                |
| 2006-07-26 | 11.0                |
| 2006-07-27 | 7.3                 |
| 2006-07-28 | 6.5                 |
| 2006-07-29 | 6.9                 |
| 2006-07-30 | 6.9                 |
| 2006-07-31 | 7.5                 |
| 2006-08-01 | 8.1                 |
| 2006-08-02 | 7.7                 |
| 2006-08-03 | 7.3                 |
| 2006-08-04 | 7.5                 |
| 2006-08-05 | 7.4                 |
| 2006-08-06 | 7.2                 |
| 2006-08-07 | 7.1                 |
| 2006-08-08 | 6.7                 |
| 2006-08-09 | 6.1                 |
| 2006-08-10 | 5.6                 |
| 2006-08-11 | 5.4                 |
| 2006-08-12 | 5.4                 |
| 2006-08-13 | 5.5                 |
| 2006-08-14 | 5.9                 |
| 2006-08-15 | 5.7                 |
| 2006-08-16 | 6.4                 |
| 2006-08-17 | 5.7                 |
| 2006-08-18 | 5.0                 |
| 2006-08-19 | 4.7                 |
| 2006-08-20 | 4.7                 |
| 2006-08-21 | 4.7                 |
| 2006-08-22 | 4.6                 |
| 2006-08-23 | 5.0                 |
| 2006-08-24 | 4.9                 |
| 2006-08-25 | 4.8                 |
| 2006-08-26 | 4.6                 |
| 2006-08-27 | 4.4                 |
| 2006-08-28 | 4.2                 |
| 2006-08-29 | 4.0                 |
| 2006-08-30 | 3.8                 |
| 2006-08-31 | 3.6                 |
| 2006-09-01 | 3.5                 |
| 2006-09-02 | 3.4                 |
| 2006-09-03 | 3.4                 |
| 2006-09-04 | 3.3                 |
| 2006-09-05 | 3.4                 |
| 2006-09-06 | 3.6                 |
| 2006-09-07 | 5.1                 |
| 2006-09-08 | 5.0                 |
| 2006-09-09 | 4.8                 |
| 2006-09-10 | 4.6                 |
| 2006-09-11 | 4.9                 |
| 2006-09-12 | 4.3                 |
| 2006-09-13 | 4.0                 |
| 2006-09-14 | 4.2                 |
| 2006-09-15 | 5.1                 |
| 2006-09-16 | 5.5                 |
| 2006-09-17 | 5.2                 |
| 2006-09-18 | 4.8                 |
| 2006-09-19 | 4.6                 |
| 2006-09-20 | 4.7                 |
| 2006-09-21 | 5.3                 |
| 2006-09-22 | 6.6                 |
| 2006-09-23 | 5.8                 |
| 2006-09-24 | 5.2                 |
| 2006-09-25 | 4.9                 |
| 2006-09-26 | 4.7                 |
| 2006-09-27 | 4.6                 |
| 2006-09-28 | 4.5                 |
| 2006-09-29 | 4.6                 |
| 2006-09-30 | 4.6                 |
| 2006-10-01 | 4.59                |
| 2006-10-02 | 4.62                |
| 2006-10-03 | 5.36                |
| 2006-10-04 | 5.23                |
| 2006-10-05 | 5.69                |
| 2006-10-06 | 7.03                |
| 2006-10-07 | 10.2                |
| 2006-10-08 | 7.64                |
| 2006-10-09 | 7.6                 |
| 2006-10-10 | 8.32                |
| 2006-10-11 | 7.14                |
| 2006-10-12 | 6.71                |
| 2006-10-13 | 6.52                |
| 2006-10-14 | 6.38                |
| 2006-10-15 | 6.49                |
| 2006-10-16 | 6.96                |
| 2006-10-17 | 8.01                |
| 2006-10-18 | 7.73                |
| 2006-10-19 | 7.24                |
| 2006-10-20 | 7.18                |
| 2006-10-21 | 6.87                |
| 2006-10-22 | 6.59                |
| 2006-10-23 | 6.48                |
| 2006-10-24 | 6.55                |
| 2006-10-25 | 6.88                |
| 2006-10-26 | 7.19                |
| 2006-10-27 | 6.67                |
| 2006-10-28 | 6.71                |
| 2006-10-29 | 6.65                |
| 2006-10-30 | 6.58                |
| 2006-10-31 | 6.33                |
| 2006-11-01 | 6.4                 |
| 2006-11-02 | 5.97                |
| 2006-11-03 | 6.38                |
| 2006-11-04 | 6.45                |
| 2006-11-05 | 6.33                |
| 2006-11-06 | 6.29                |
| 2006-11-07 | 6.28                |
| 2006-11-08 | 6.32                |
| 2006-11-09 | 6.45                |
| 2006-11-10 | 6.24                |
| 2006-11-11 | 6.3                 |
| 2006-11-12 | 6.4                 |
| 2006-11-13 | 6.5                 |
| 2006-11-14 | 6.6                 |
| 2006-11-15 | 6.5                 |
| 2006-11-16 | 6.4                 |
| 2006-11-17 | 6.5                 |
| 2006-11-18 | 6.5                 |
| 2006-11-19 | 6.5                 |
| 2006-11-20 | 6.4                 |
| 2006-11-21 | 6.4                 |
| 2006-11-22 | 6.5                 |
| 2006-11-23 | 6.6                 |
| 2006-11-24 | 6.7                 |
| 2006-11-25 | 6.5                 |
| 2006-11-26 | 6.5                 |
| 2006-11-27 | 6.6                 |
| 2006-11-28 | 6.4                 |
| 2006-11-29 | 6.3                 |
| 2006-11-30 | 6.2                 |
| 2006-12-01 | 6.1                 |
| 2006-12-02 | 6.1                 |
| 2006-12-03 | 6.1                 |
| 2006-12-04 | 6.0                 |
| 2006-12-05 | 6.1                 |
| 2006-12-06 | 6.1                 |
| 2006-12-07 | 6.2                 |
| 2006-12-08 | 6.3                 |
| 2006-12-09 | 6.3                 |
| 2006-12-10 | 6.3                 |
| 2006-12-11 | 6.2                 |
| 2006-12-12 | 6.0                 |
| 2006-12-13 | 5.9                 |
| 2006-12-14 | 6.0                 |
| 2006-12-15 | 6.0                 |
| 2006-12-16 | 5.9                 |
| 2006-12-17 | 5.8                 |
| 2006-12-18 | 5.7                 |
| 2006-12-19 | 5.6                 |
| 2006-12-20 | 5.5                 |
| 2006-12-21 | 5.5                 |
| 2006-12-22 | 5.4                 |
| 2006-12-23 | 5.3                 |
| 2006-12-24 | 5.3                 |
| 2006-12-25 | 5.1                 |
| 2006-12-26 | 5.1                 |
| 2006-12-27 | 5.2                 |
| 2006-12-28 | 5.3                 |
| 2006-12-29 | 5.5                 |
| 2006-12-30 | 5.4                 |
| 2006-12-31 | 5.2                 |
| 2007-01-01 | 5.2                 |
| 2007-01-02 | 5.3                 |
| 2007-01-03 | 5.4                 |
| 2007-01-04 | 5.5                 |
| 2007-01-05 | 5.6                 |
| 2007-01-06 | 5.4                 |
| 2007-01-07 | 5.3                 |
| 2007-01-08 | 5.2                 |
| 2007-01-09 | 5.1                 |
| 2007-01-10 | 5.0                 |
| 2007-01-11 | 4.9                 |
| 2007-01-12 | 5.0                 |
| 2007-01-13 | 4.8                 |
| 2007-01-14 | 4.6                 |
| 2007-01-15 | 4.5                 |
| 2007-01-16 | 4.4                 |
| 2007-01-17 | 4.3                 |
| 2007-01-18 | 4.3                 |
| 2007-01-19 | 4.4                 |
| 2007-01-20 | 4.5                 |
| 2007-01-21 | 4.6                 |
| 2007-01-22 | 4.7                 |
| 2007-01-23 | 4.8                 |
| 2007-01-24 | 4.9                 |
| 2007-01-25 | 4.9                 |
| 2007-01-26 | 4.9                 |
| 2007-01-27 | 5.0                 |
| 2007-01-28 | 5.1                 |
| 2007-01-29 | 5.0                 |
| 2007-01-30 | 5.0                 |
| 2007-01-31 | 5.1                 |
| 2007-02-01 | 5.2                 |
| 2007-02-02 | 5.1                 |
| 2007-02-03 | 5.2                 |
| 2007-02-04 | 5.3                 |
| 2007-02-05 | 5.5                 |
| 2007-02-06 | 5.5                 |
| 2007-02-07 | 5.6                 |
| 2007-02-08 | 6.0                 |
| 2007-02-09 | 6.2                 |
| 2007-02-10 | 6.4                 |
| 2007-02-11 | 6.6                 |
| 2007-02-12 | 6.6                 |
| 2007-02-13 | 6.5                 |
| 2007-02-14 | 6.3                 |
| 2007-02-15 | 6.1                 |
| 2007-02-16 | 6.3                 |
| 2007-02-17 | 6.1                 |
| 2007-02-18 | 6.4                 |
| 2007-02-19 | 6.6                 |
| 2007-02-20 | 6.8                 |
| 2007-02-21 | 7.4                 |
| 2007-02-22 | 7.5                 |
| 2007-02-23 | 7.2                 |
| 2007-02-24 | 6.8                 |
| 2007-02-25 | 6.6                 |
| 2007-02-26 | 6.8                 |
| 2007-02-27 | 6.4                 |
| 2007-02-28 | 6.0                 |
| 2007-03-01 | 5.7                 |
| 2007-03-02 | 7.0                 |
| 2007-03-03 | 8.0                 |
| 2007-03-04 | 8.12                |
| 2007-03-05 | 6.93                |
| 2007-03-06 | 7.13                |
| 2007-03-07 | 8.87                |
| 2007-03-08 | 12.6                |
| 2007-03-09 | 15.7                |
| 2007-03-10 | 11.6                |
| 2007-03-11 | 14.1                |
| 2007-03-12 | 16.0                |
| 2007-03-13 | 19.3                |
| 2007-03-14 | 23.8                |
| 2007-03-15 | 29.4                |
| 2007-03-16 | 24.7                |
| 2007-03-17 | 26.7                |
| 2007-03-18 | 30.3                |
| 2007-03-19 | 30.1                |
| 2007-03-20 | 29.3                |
| 2007-03-21 | 30.8                |
| 2007-03-22 | 27.2                |
| 2007-03-23 | 27.7                |
| 2007-03-24 | 28.4                |
| 2007-03-25 | 30.5                |
| 2007-03-26 | 33.0                |
| 2007-03-27 | 32.9                |
| 2007-03-28 | 32.6                |
| 2007-03-29 | 28.9                |
| 2007-03-30 | 24.8                |
| 2007-03-31 | 23.5                |
| 2007-04-01 | 23.9                |
| 2007-04-02 | 23.1                |
| 2007-04-03 | 24.4                |
| 2007-04-04 | 25.2                |
| 2007-04-05 | 27.8                |
| 2007-04-06 | 30.2                |
| 2007-04-07 | 31.2                |
| 2007-04-08 | 34.2                |
| 2007-04-09 | 34.2                |
| 2007-04-10 | 33.0                |
| 2007-04-11 | 30.6                |
| 2007-04-12 | 30.1                |
| 2007-04-13 | 27.7                |
| 2007-04-14 | 25.5                |
| 2007-04-15 | 24.8                |
| 2007-04-16 | 25.4                |
| 2007-04-17 | 25.3                |
| 2007-04-18 | 25.7                |
| 2007-04-19 | 26.9                |
| 2007-04-20 | 26.3                |
| 2007-04-21 | 25.4                |
| 2007-04-22 | 25.0                |
| 2007-04-23 | 26.3                |
| 2007-04-24 | 24.9                |
| 2007-04-25 | 23.7                |
| 2007-04-26 | 23.8                |
| 2007-04-27 | 24.3                |
| 2007-04-28 | 25.1                |
| 2007-04-29 | 26.6                |
| 2007-04-30 | 28.0                |
| 2007-05-01 | 29.2                |
| 2007-05-02 | 29.7                |
| 2007-05-03 | 30.8                |
| 2007-05-04 | 31.6                |
| 2007-05-05 | 32.0                |
| 2007-05-06 | 28.9                |
| 2007-05-07 | 28.6                |
| 2007-05-08 | 26.8                |
| 2007-05-09 | 25.2                |
| 2007-05-10 | 24.6                |
| 2007-05-11 | 23.5                |
| 2007-05-12 | 22.8                |
| 2007-05-13 | 22.7                |
| 2007-05-14 | 22.5                |
| 2007-05-15 | 21.6                |
| 2007-05-16 | 21.5                |
| 2007-05-17 | 21.3                |
| 2007-05-18 | 20.3                |
| 2007-05-19 | 19.0                |
| 2007-05-20 | 18.0                |
| 2007-05-21 | 17.6                |
| 2007-05-22 | 19.9                |
| 2007-05-23 | 17.2                |
| 2007-05-24 | 16.5                |
| 2007-05-25 | 16.0                |
| 2007-05-26 | 14.8                |
| 2007-05-27 | 14.4                |
| 2007-05-28 | 13.9                |
| 2007-05-29 | 13.1                |
| 2007-05-30 | 12.7                |
| 2007-05-31 | 12.5                |
| 2007-06-01 | 11.8                |
| 2007-06-02 | 11.1                |
| 2007-06-03 | 11.1                |
| 2007-06-04 | 10.8                |
| 2007-06-05 | 10.2                |
| 2007-06-06 | 10.8                |
| 2007-06-07 | 12.4                |
| 2007-06-08 | 11.0                |
| 2007-06-09 | 9.74                |
| 2007-06-10 | 8.68                |
| 2007-06-11 | 8.17                |
| 2007-06-12 | 7.86                |
| 2007-06-13 | 7.32                |
| 2007-06-14 | 6.99                |
| 2007-06-15 | 6.78                |
| 2007-06-16 | 6.09                |
| 2007-06-17 | 5.34                |
| 2007-06-18 | 5.35                |
| 2007-06-19 | 5.04                |
| 2007-06-20 | 4.75                |
| 2007-06-21 | 4.45                |
| 2007-06-22 | 4.22                |
| 2007-06-23 | 4.04                |
| 2007-06-24 | 3.87                |
| 2007-06-25 | 3.61                |
| 2007-06-26 | 3.31                |
| 2007-06-27 | 3.24                |
| 2007-06-28 | 3.07                |
| 2007-06-29 | 2.87                |
| 2007-06-30 | 2.69                |
| 2007-07-01 | 2.52                |
| 2007-07-02 | 2.36                |
| 2007-07-03 | 2.04                |
| 2007-07-04 | 1.8399999999999999  |
| 2007-07-05 | 1.78                |
| 2007-07-06 | 1.94                |
| 2007-07-07 | 2.11                |
| 2007-07-08 | 1.8                 |
| 2007-07-09 | 1.6                 |
| 2007-07-10 | 1.3900000000000001  |
| 2007-07-11 | 1.35                |
| 2007-07-12 | 2.31                |
| 2007-07-13 | 2.49                |
| 2007-07-14 | 1.94                |
| 2007-07-15 | 1.67                |
| 2007-07-16 | 1.6400000000000001  |
| 2007-07-17 | 1.8399999999999999  |
| 2007-07-18 | 1.85                |
| 2007-07-19 | 1.92                |
| 2007-07-20 | 1.49                |
| 2007-07-21 | 1.05                |
| 2007-07-22 | 1.12                |
| 2007-07-23 | 1.37                |
| 2007-07-24 | 1.11                |
| 2007-07-25 | 1.21                |
| 2007-07-26 | 1.79                |
| 2007-07-27 | 1.5899999999999999  |
| 2007-07-28 | 1.09                |
| 2007-07-29 | 1.12                |
| 2007-07-30 | 1.07                |
| 2007-07-31 | 1.07                |
| 2007-08-01 | 1.09                |
| 2007-08-02 | 1.2                 |
| 2007-08-03 | 1.49                |
| 2007-08-04 | 1.6800000000000002  |
| 2007-08-05 | 1.25                |
| 2007-08-06 | 1.05                |
| 2007-08-07 | 0.97                |
| 2007-08-08 | 0.67                |
| 2007-08-09 | 0.48                |
| 2007-08-10 | 0.36                |
| 2007-08-11 | 0.27                |
| 2007-08-12 | 0.2                 |
| 2007-08-13 | 0.13                |
| 2007-08-14 | 0.12                |
| 2007-08-15 | 0.26                |
| 2007-08-16 | 0.30000000000000004 |
| 2007-08-17 | 0.35000000000000003 |
| 2007-08-18 | 0.62                |
| 2007-08-19 | 1.03                |
| 2007-08-20 | 0.52                |
| 2007-08-21 | 0.26                |
| 2007-08-22 | 0.13                |
| 2007-08-23 | 0.06                |
| 2007-08-24 | 0.03                |
| 2007-08-25 | 0.01                |
| 2007-08-26 | 0.0                 |
| 2007-08-27 | 0.01                |
| 2007-08-28 | 0.29                |
| 2007-08-29 | 0.59                |
| 2007-08-30 | 0.5                 |
| 2007-08-31 | 0.38                |
| 2007-09-01 | 0.25                |
| 2007-09-02 | 0.29                |
| 2007-09-03 | 0.41000000000000003 |
| 2007-09-04 | 0.44                |
| 2007-09-05 | 1.62                |
| 2007-09-06 | 1.4                 |
| 2007-09-07 | 1.1                 |
| 2007-09-08 | 0.9                 |
| 2007-09-09 | 0.65                |
| 2007-09-10 | 0.55                |
| 2007-09-11 | 0.52                |
| 2007-09-12 | 0.48                |
| 2007-09-13 | 0.41000000000000003 |
| 2007-09-14 | 0.41000000000000003 |
| 2007-09-15 | 0.44                |
| 2007-09-16 | 0.49                |
| 2007-09-17 | 0.51                |
| 2007-09-18 | 0.51                |
| 2007-09-19 | 0.53                |
| 2007-09-20 | 0.47000000000000003 |
| 2007-09-21 | 0.58                |
| 2007-09-22 | 0.59                |
| 2007-09-23 | 1.3                 |
| 2007-09-24 | 1.7000000000000002  |
| 2007-09-25 | 1.5                 |
| 2007-09-26 | 1.3                 |
| 2007-09-27 | 1.4                 |
| 2007-09-28 | 1.23                |
| 2007-09-29 | 1.32                |
| 2007-09-30 | 1.58                |
| 2007-10-01 | 1.71                |
| 2007-10-02 | 1.87                |
| 2007-10-03 | 1.6800000000000002  |
| 2007-10-04 | 1.58                |
| 2007-10-05 | 1.73                |
| 2007-10-06 | 2.46                |
| 2007-10-07 | 2.4                 |
| 2007-10-08 | 2.06                |
| 2007-10-09 | 1.8599999999999999  |
| 2007-10-10 | 1.8399999999999999  |
| 2007-10-11 | 1.79                |
| 2007-10-12 | 1.8                 |
| 2007-10-13 | 1.8599999999999999  |
| 2007-10-14 | 1.88                |
| 2007-10-15 | 1.92                |
| 2007-10-16 | 1.9                 |
| 2007-10-17 | 2.12                |
| 2007-10-18 | 2.65                |
| 2007-10-19 | 2.48                |
| 2007-10-20 | 2.43                |
| 2007-10-21 | 2.6                 |
| 2007-10-22 | 2.4                 |
| 2007-10-23 | 2.25                |
| 2007-10-24 | 2.29                |
| 2007-10-25 | 2.29                |
| 2007-10-26 | 2.29                |
| 2007-10-27 | 2.26                |
| 2007-10-28 | 2.21                |
| 2007-10-29 | 2.22                |
| 2007-10-30 | 2.3                 |
| 2007-10-31 | 2.29                |
| 2007-11-01 | 2.21                |
| 2007-11-02 | 2.17                |
| 2007-11-03 | 1.98                |
| 2007-11-04 | 1.97                |
| 2007-11-05 | 1.94                |
| 2007-11-06 | 1.99                |
| 2007-11-07 | 2.0                 |
| 2007-11-08 | 2.04                |
| 2007-11-09 | 2.12                |
| 2007-11-10 | 2.17                |
| 2007-11-11 | 2.19                |
| 2007-11-12 | 2.17                |
| 2007-11-13 | 2.18                |
| 2007-11-14 | 2.23                |
| 2007-11-15 | 2.07                |
| 2007-11-16 | 2.01                |
| 2007-11-17 | 2.23                |
| 2007-11-18 | 2.29                |
| 2007-11-19 | 2.24                |
| 2007-11-20 | 2.18                |
| 2007-11-21 | 2.0                 |
| 2007-11-22 | 1.9                 |
| 2007-11-23 | 1.9                 |
| 2007-11-24 | 1.8                 |
| 2007-11-25 | 1.9                 |
| 2007-11-26 | 1.9                 |
| 2007-11-27 | 1.8                 |
| 2007-11-28 | 1.8                 |
| 2007-11-29 | 1.8                 |
| 2007-11-30 | 1.8                 |
| 2007-12-01 | 1.9                 |
| 2007-12-02 | 2.0                 |
| 2007-12-03 | 2.1                 |
| 2007-12-04 | 2.1                 |
| 2007-12-05 | 2.0                 |
| 2007-12-06 | 2.0                 |
| 2007-12-07 | 2.1                 |
| 2007-12-08 | 2.2                 |
| 2007-12-09 | 2.1                 |
| 2007-12-10 | 2.0                 |
| 2007-12-11 | 1.9                 |
| 2007-12-12 | 1.9                 |
| 2007-12-13 | 1.9                 |
| 2007-12-14 | 1.9                 |
| 2007-12-15 | 1.8                 |
| 2007-12-16 | 1.8                 |
| 2007-12-17 | 1.9                 |
| 2007-12-18 | 2.1                 |
| 2007-12-19 | 2.2                 |
| 2007-12-20 | 2.2                 |
| 2007-12-21 | 2.0                 |
| 2007-12-22 | 1.9                 |
| 2007-12-23 | 2.0                 |
| 2007-12-24 | 2.1                 |
| 2007-12-25 | 1.9                 |
| 2007-12-26 | 1.8                 |
| 2007-12-27 | 1.7000000000000002  |
| 2007-12-28 | 1.6                 |
| 2007-12-29 | 1.6                 |
| 2007-12-30 | 1.7000000000000002  |
| 2007-12-31 | 1.8                 |
| 2008-01-01 | 1.9                 |
| 2008-01-02 | 1.9                 |
| 2008-01-03 | 2.0                 |
| 2008-01-04 | 2.2                 |
| 2008-01-05 | 2.2                 |
| 2008-01-06 | 2.1                 |
| 2008-01-07 | 2.1                 |
| 2008-01-08 | 2.1                 |
| 2008-01-09 | 2.2                 |
| 2008-01-10 | 2.1                 |
| 2008-01-11 | 2.0                 |
| 2008-01-12 | 2.1                 |
| 2008-01-13 | 2.2                 |
| 2008-01-14 | 2.0                 |
| 2008-01-15 | 1.8                 |
| 2008-01-16 | 1.5                 |
| 2008-01-17 | 1.5                 |
| 2008-01-18 | 1.6                 |
| 2008-01-19 | 1.7000000000000002  |
| 2008-01-20 | 1.8                 |
| 2008-01-21 | 1.9                 |
| 2008-01-22 | 2.0                 |
| 2008-01-23 | 2.0                 |
| 2008-01-24 | 1.9                 |
| 2008-01-25 | 1.9                 |
| 2008-01-26 | 2.0                 |
| 2008-01-27 | 1.9                 |
| 2008-01-28 | 1.8                 |
| 2008-01-29 | 1.9                 |
| 2008-01-30 | 1.9                 |
| 2008-01-31 | 1.9                 |
| 2008-02-01 | 1.8                 |
| 2008-02-02 | 2.0                 |
| 2008-02-03 | 2.2                 |
| 2008-02-04 | 2.3                 |
| 2008-02-05 | 2.1                 |
| 2008-02-06 | 1.9                 |
| 2008-02-07 | 2.0                 |
| 2008-02-08 | 2.2                 |
| 2008-02-09 | 2.3                 |
| 2008-02-10 | 2.4                 |
| 2008-02-11 | 2.4                 |
| 2008-02-12 | 2.5                 |
| 2008-02-13 | 2.6                 |
| 2008-02-14 | 2.5                 |
| 2008-02-15 | 2.3                 |
| 2008-02-16 | 2.2                 |
| 2008-02-17 | 2.2                 |
| 2008-02-18 | 2.3                 |
| 2008-02-19 | 2.3                 |
| 2008-02-20 | 2.2                 |
| 2008-02-21 | 2.3                 |
| 2008-02-22 | 2.4                 |
| 2008-02-23 | 2.5                 |
| 2008-02-24 | 2.6                 |
| 2008-02-25 | 2.7                 |
| 2008-02-26 | 2.8                 |
| 2008-02-27 | 2.9                 |
| 2008-02-28 | 2.9                 |
| 2008-02-29 | 3.0                 |
| 2008-03-01 | 3.1                 |
| 2008-03-02 | 3.2                 |
| 2008-03-03 | 3.1                 |
| 2008-03-04 | 3.0                 |
| 2008-03-05 | 2.9                 |
| 2008-03-06 | 3.0                 |
| 2008-03-07 | 3.2                 |
| 2008-03-08 | 3.3                 |
| 2008-03-09 | 3.4                 |
| 2008-03-10 | 3.5                 |
| 2008-03-11 | 3.4                 |
| 2008-03-12 | 3.2                 |
| 2008-03-13 | 3.1                 |
| 2008-03-14 | 3.0                 |
| 2008-03-15 | 3.0                 |
| 2008-03-16 | 3.2                 |
| 2008-03-17 | 3.4                 |
| 2008-03-18 | 3.7                 |
| 2008-03-19 | 4.0                 |
| 2008-03-20 | 4.2                 |
| 2008-03-21 | 4.3                 |
| 2008-03-22 | 4.2                 |
| 2008-03-23 | 4.1                 |
| 2008-03-24 | 4.4                 |
| 2008-03-25 | 5.5                 |
| 2008-03-26 | 6.0                 |
| 2008-03-27 | 5.7                 |
| 2008-03-28 | 5.8                 |
| 2008-03-29 | 6.2                 |
| 2008-03-30 | 7.5                 |
| 2008-03-31 | 8.0                 |
| 2008-04-01 | 9.0                 |
| 2008-04-02 | 10.0                |
| 2008-04-03 | 10.0                |
| 2008-04-04 | 12.0                |
| 2008-04-05 | 15.0                |
| 2008-04-06 | 17.4                |
| 2008-04-07 | 16.5                |
| 2008-04-08 | 16.8                |
| 2008-04-09 | 15.7                |
| 2008-04-10 | 16.9                |
| 2008-04-11 | 16.6                |
| 2008-04-12 | 16.0                |
| 2008-04-13 | 20.0                |
| 2008-04-14 | 32.2                |
| 2008-04-15 | 45.9                |
| 2008-04-16 | 48.2                |
| 2008-04-17 | 40.6                |
| 2008-04-18 | 40.3                |
| 2008-04-19 | 54.5                |
| 2008-04-20 | 69.1                |
| 2008-04-21 | 62.5                |
| 2008-04-22 | 64.6                |
| 2008-04-23 | 80.6                |
| 2008-04-24 | 74.3                |
| 2008-04-25 | 62.2                |
| 2008-04-26 | 60.5                |
| 2008-04-27 | 67.2                |
| 2008-04-28 | 86.5                |
| 2008-04-29 | 112.0               |
| 2008-04-30 | 124.0               |
| 2008-05-01 | 101.0               |
| 2008-05-02 | 85.8                |
| 2008-05-03 | 84.1                |
| 2008-05-04 | 88.9                |
| 2008-05-05 | 107.0               |
| 2008-05-06 | 139.0               |
| 2008-05-07 | 179.0               |
| 2008-05-08 | 209.0               |
| 2008-05-09 | 203.0               |
| 2008-05-10 | 201.0               |
| 2008-05-11 | 208.0               |
| 2008-05-12 | 242.0               |
| 2008-05-13 | 225.0               |
| 2008-05-14 | 216.0               |
| 2008-05-15 | 192.0               |
| 2008-05-16 | 200.0               |
| 2008-05-17 | 235.0               |
| 2008-05-18 | 284.0               |
| 2008-05-19 | 334.0               |
| 2008-05-20 | 355.0               |
| 2008-05-21 | 364.0               |
| 2008-05-22 | 332.0               |
| 2008-05-23 | 276.0               |
| 2008-05-24 | 220.0               |
| 2008-05-25 | 184.0               |
| 2008-05-26 | 175.0               |
| 2008-05-27 | 158.0               |
| 2008-05-28 | 151.0               |
| 2008-05-29 | 152.0               |
| 2008-05-30 | 154.0               |
| 2008-05-31 | 154.0               |
| 2008-06-01 | 145.0               |
| 2008-06-02 | 140.0               |
| 2008-06-03 | 133.0               |
| 2008-06-04 | 152.0               |
| 2008-06-05 | 122.0               |
| 2008-06-06 | 105.0               |
| 2008-06-07 | 98.2                |
| 2008-06-08 | 91.0                |
| 2008-06-09 | 82.9                |
| 2008-06-10 | 75.5                |
| 2008-06-11 | 71.5                |
| 2008-06-12 | 68.5                |
| 2008-06-13 | 63.8                |
| 2008-06-14 | 61.4                |
| 2008-06-15 | 56.4                |
| 2008-06-16 | 52.7                |
| 2008-06-17 | 48.8                |
| 2008-06-18 | 48.2                |
| 2008-06-19 | 41.0                |
| 2008-06-20 | 39.1                |
| 2008-06-21 | 38.1                |
| 2008-06-22 | 36.7                |
| 2008-06-23 | 36.3                |
| 2008-06-24 | 33.0                |
| 2008-06-25 | 32.8                |
| 2008-06-26 | 30.3                |
| 2008-06-27 | 28.4                |
| 2008-06-28 | 27.0                |
| 2008-06-29 | 26.4                |
| 2008-06-30 | 26.1                |
| 2008-07-01 | 24.9                |
| 2008-07-02 | 24.0                |
| 2008-07-03 | 22.8                |
| 2008-07-04 | 22.7                |
| 2008-07-05 | 22.3                |
| 2008-07-06 | 21.7                |
| 2008-07-07 | 20.4                |
| 2008-07-08 | 19.8                |
| 2008-07-09 | 18.7                |
| 2008-07-10 | 18.2                |
| 2008-07-11 | 18.3                |
| 2008-07-12 | 17.8                |
| 2008-07-13 | 17.2                |
| 2008-07-14 | 16.5                |
| 2008-07-15 | 16.4                |
| 2008-07-16 | 16.5                |
| 2008-07-17 | 16.5                |
| 2008-07-18 | 15.4                |
| 2008-07-19 | 15.1                |
| 2008-07-20 | 14.9                |
| 2008-07-21 | 15.8                |
| 2008-07-22 | 17.0                |
| 2008-07-23 | 17.6                |
| 2008-07-24 | 15.0                |
| 2008-07-25 | 14.0                |
| 2008-07-26 | 13.6                |
| 2008-07-27 | 14.0                |
| 2008-07-28 | 13.8                |
| 2008-07-29 | 12.4                |
| 2008-07-30 | 11.7                |
| 2008-07-31 | 11.1                |
| 2008-08-01 | 10.8                |
| 2008-08-02 | 10.6                |
| 2008-08-03 | 10.9                |
| 2008-08-04 | 10.2                |
| 2008-08-05 | 9.78                |
| 2008-08-06 | 10.1                |
| 2008-08-07 | 12.0                |
| 2008-08-08 | 10.2                |
| 2008-08-09 | 8.76                |
| 2008-08-10 | 8.61                |
| 2008-08-11 | 7.73                |
| 2008-08-12 | 6.89                |
| 2008-08-13 | 6.27                |
| 2008-08-14 | 5.86                |
| 2008-08-15 | 5.58                |
| 2008-08-16 | 5.5                 |
| 2008-08-17 | 5.64                |
| 2008-08-18 | 5.29                |
| 2008-08-19 | 4.97                |
| 2008-08-20 | 4.66                |
| 2008-08-21 | 4.28                |
| 2008-08-22 | 4.01                |
| 2008-08-23 | 4.19                |
| 2008-08-24 | 4.22                |
| 2008-08-25 | 3.99                |
| 2008-08-26 | 3.95                |
| 2008-08-27 | 3.81                |
| 2008-08-28 | 3.59                |
| 2008-08-29 | 3.58                |
| 2008-08-30 | 3.5700000000000003  |
| 2008-08-31 | 3.75                |
| 2008-09-01 | 5.26                |
| 2008-09-02 | 5.08                |
| 2008-09-03 | 4.53                |
| 2008-09-04 | 4.01                |
| 2008-09-05 | 3.7199999999999998  |
| 2008-09-06 | 3.6                 |
| 2008-09-07 | 3.5300000000000002  |
| 2008-09-08 | 3.25                |
| 2008-09-09 | 3.45                |
| 2008-09-10 | 4.42                |
| 2008-09-11 | 4.08                |
| 2008-09-12 | 3.73                |
| 2008-09-13 | 3.61                |
| 2008-09-14 | 3.51                |
| 2008-09-15 | 3.33                |
| 2008-09-16 | 3.2800000000000002  |
| 2008-09-17 | 3.08                |
| 2008-09-18 | 3.15                |
| 2008-09-19 | 3.37                |
| 2008-09-20 | 3.48                |
| 2008-09-21 | 3.37                |
| 2008-09-22 | 3.25                |
| 2008-09-23 | 3.26                |
| 2008-09-24 | 3.26                |
| 2008-09-25 | 3.25                |
| 2008-09-26 | 3.24                |
| 2008-09-27 | 3.21                |
| 2008-09-28 | 3.27                |
| 2008-09-29 | 3.42                |
| 2008-09-30 | 3.31                |
| 2008-10-01 | 3.32                |
| 2008-10-02 | 3.2                 |
| 2008-10-03 | 3.52                |
| 2008-10-04 | 3.9699999999999998  |
| 2008-10-05 | 5.25                |
| 2008-10-06 | 4.09                |
| 2008-10-07 | 3.7199999999999998  |
| 2008-10-08 | 3.66                |
| 2008-10-09 | 3.54                |
| 2008-10-10 | 3.52                |
| 2008-10-11 | 3.5300000000000002  |
| 2008-10-12 | 3.62                |
| 2008-10-13 | 3.5700000000000003  |
| 2008-10-14 | 3.56                |
| 2008-10-15 | 3.71                |
| 2008-10-16 | 3.66                |
| 2008-10-17 | 3.66                |
| 2008-10-18 | 3.7800000000000002  |
| 2008-10-19 | 3.95                |
| 2008-10-20 | 4.03                |
| 2008-10-21 | 4.27                |
| 2008-10-22 | 3.86                |
| 2008-10-23 | 3.74                |
| 2008-10-24 | 3.87                |
| 2008-10-25 | 4.0                 |
| 2008-10-26 | 3.89                |
| 2008-10-27 | 3.95                |
| 2008-10-28 | 3.95                |
| 2008-10-29 | 3.95                |
| 2008-10-30 | 3.91                |
| 2008-10-31 | 3.91                |
| 2008-11-01 | 3.95                |
| 2008-11-02 | 4.69                |
| 2008-11-03 | 6.28                |
| 2008-11-04 | 4.79                |
| 2008-11-05 | 5.27                |
| 2008-11-06 | 4.73                |
| 2008-11-07 | 5.5600000000000005  |
| 2008-11-08 | 4.8                 |
| 2008-11-09 | 4.8100000000000005  |
| 2008-11-10 | 4.65                |
| 2008-11-11 | 4.69                |
| 2008-11-12 | 4.54                |
| 2008-11-13 | 4.64                |
| 2008-11-14 | 4.52                |
| 2008-11-15 | 4.61                |
| 2008-11-16 | 4.03                |
| 2008-11-17 | 4.23                |
| 2008-11-18 | 3.71                |
| 2008-11-19 | 3.3                 |
| 2008-11-20 | 3.2                 |
| 2008-11-21 | 3.3                 |
| 2008-11-22 | 3.5                 |
| 2008-11-23 | 3.4                 |
| 2008-11-24 | 3.3                 |
| 2008-11-25 | 3.5                 |
| 2008-11-26 | 3.6                 |
| 2008-11-27 | 3.69                |
| 2008-11-28 | 3.52                |
| 2008-11-29 | 3.5                 |
| 2008-11-30 | 3.54                |
| 2008-12-01 | 3.59                |
| 2008-12-02 | 3.51                |
| 2008-12-03 | 3.4                 |
| 2008-12-04 | 3.3                 |
| 2008-12-05 | 3.5                 |
| 2008-12-06 | 3.8                 |
| 2008-12-07 | 3.7                 |
| 2008-12-08 | 3.6                 |
| 2008-12-09 | 3.5                 |
| 2008-12-10 | 3.8                 |
| 2008-12-11 | 3.8                 |
| 2008-12-12 | 3.8                 |
| 2008-12-13 | 3.7                 |
| 2008-12-14 | 3.6                 |
| 2008-12-15 | 3.5                 |
| 2008-12-16 | 3.5                 |
| 2008-12-17 | 3.8                 |
| 2008-12-18 | 3.8                 |
| 2008-12-19 | 3.7                 |
| 2008-12-20 | 3.9                 |
| 2008-12-21 | 4.3                 |
| 2008-12-22 | 4.24                |
| 2008-12-23 | 4.1                 |
| 2008-12-24 | 4.1                 |
| 2008-12-25 | 4.16                |
| 2008-12-26 | 4.16                |
| 2008-12-27 | 4.3                 |
| 2008-12-28 | 4.4                 |
| 2008-12-29 | 4.4                 |
| 2008-12-30 | 4.3                 |
| 2008-12-31 | 4.3                 |
| 2009-01-01 | 4.3                 |
| 2009-01-02 | 4.2                 |
| 2009-01-03 | 3.7                 |
| 2009-01-04 | 3.8                 |
| 2009-01-05 | 3.7                 |
| 2009-01-06 | 3.8                 |
| 2009-01-07 | 3.9                 |
| 2009-01-08 | 4.0                 |
| 2009-01-09 | 3.8                 |
| 2009-01-10 | 3.6                 |
| 2009-01-11 | 3.5                 |
| 2009-01-12 | 3.4                 |
| 2009-01-13 | 3.2                 |
| 2009-01-14 | 3.0                 |
| 2009-01-15 | 2.8                 |
| 2009-01-16 | 3.0                 |
| 2009-01-17 | 2.9                 |
| 2009-01-18 | 3.2                 |
| 2009-01-19 | 3.1                 |
| 2009-01-20 | 3.2                 |
| 2009-01-21 | 3.3                 |
| 2009-01-22 | 3.1                 |
| 2009-01-23 | 3.1                 |
| 2009-01-24 | 3.0                 |
| 2009-01-25 | 2.9                 |
| 2009-01-26 | 2.7                 |
| 2009-01-27 | 2.6                 |
| 2009-01-28 | 2.7                 |
| 2009-01-29 | 2.9                 |
| 2009-01-30 | 3.1                 |
| 2009-01-31 | 3.0                 |
| 2009-02-01 | 3.2                 |
| 2009-02-02 | 3.4                 |
| 2009-02-03 | 3.4                 |
| 2009-02-04 | 3.6                 |
| 2009-02-05 | 3.8                 |
| 2009-02-06 | 3.8                 |
| 2009-02-07 | 3.7                 |
| 2009-02-08 | 3.6                 |
| 2009-02-09 | 3.5                 |
| 2009-02-10 | 3.7                 |
| 2009-02-11 | 3.6                 |
| 2009-02-12 | 3.4                 |
| 2009-02-13 | 3.6                 |
| 2009-02-14 | 3.7                 |
| 2009-02-15 | 3.9                 |
| 2009-02-16 | 4.1                 |
| 2009-02-17 | 4.0                 |
| 2009-02-18 | 4.1                 |
| 2009-02-19 | 4.2                 |
| 2009-02-20 | 4.3                 |
| 2009-02-21 | 4.4                 |
| 2009-02-22 | 4.5                 |
| 2009-02-23 | 4.4                 |
| 2009-02-24 | 4.6                 |
| 2009-02-25 | 4.5                 |
| 2009-02-26 | 4.4                 |
| 2009-02-27 | 4.3                 |
| 2009-02-28 | 4.5                 |
| 2009-03-01 | 4.9                 |
| 2009-03-02 | 5.2                 |
| 2009-03-03 | 5.4                 |
| 2009-03-04 | 5.3                 |
| 2009-03-05 | 5.2                 |
| 2009-03-06 | 5.3                 |
| 2009-03-07 | 5.6                 |
| 2009-03-08 | 5.9                 |
| 2009-03-09 | 5.8                 |
| 2009-03-10 | 6.0                 |
| 2009-03-11 | 6.1                 |
| 2009-03-12 | 6.1                 |
| 2009-03-13 | 6.1                 |
| 2009-03-14 | 6.3                 |
| 2009-03-15 | 6.5                 |
| 2009-03-16 | 6.8                 |
| 2009-03-17 | 7.0                 |
| 2009-03-18 | 7.3                 |
| 2009-03-19 | 7.6                 |
| 2009-03-20 | 7.5                 |
| 2009-03-21 | 7.7                 |
| 2009-03-22 | 7.6                 |
| 2009-03-23 | 7.4                 |
| 2009-03-24 | 7.5                 |
| 2009-03-25 | 7.4                 |
| 2009-03-26 | 7.8                 |
| 2009-03-27 | 8.1                 |
| 2009-03-28 | 8.5                 |
| 2009-03-29 | 8.4                 |
| 2009-03-30 | 8.3                 |
| 2009-03-31 | 8.6                 |
| 2009-04-01 | 9.0                 |
| 2009-04-02 | 9.3                 |
| 2009-04-03 | 9.6                 |
| 2009-04-04 | 10.0                |
| 2009-04-05 | 10.0                |
| 2009-04-06 | 11.0                |
| 2009-04-07 | 11.0                |
| 2009-04-08 | 13.0                |
| 2009-04-09 | 15.0                |
| 2009-04-10 | 16.0                |
| 2009-04-11 | 18.0                |
| 2009-04-12 | 18.0                |
| 2009-04-13 | 19.0                |
| 2009-04-14 | 27.7                |
| 2009-04-15 | 31.8                |
| 2009-04-16 | 25.0                |
| 2009-04-17 | 22.2                |
| 2009-04-18 | 32.2                |
| 2009-04-19 | 66.9                |
| 2009-04-20 | 111.0               |
| 2009-04-21 | 154.0               |
| 2009-04-22 | 192.0               |
| 2009-04-23 | 215.0               |
| 2009-04-24 | 251.0               |
| 2009-04-25 | 232.0               |
| 2009-04-26 | 193.0               |
| 2009-04-27 | 150.0               |
| 2009-04-28 | 139.0               |
| 2009-04-29 | 160.0               |
| 2009-04-30 | 194.0               |
| 2009-05-01 | 218.0               |
| 2009-05-02 | 242.0               |
| 2009-05-03 | 267.0               |
| 2009-05-04 | 285.0               |
| 2009-05-05 | 272.0               |
| 2009-05-06 | 310.0               |
| 2009-05-07 | 343.0               |
| 2009-05-08 | 352.0               |
| 2009-05-09 | 311.0               |
| 2009-05-10 | 266.0               |
| 2009-05-11 | 240.0               |
| 2009-05-12 | 229.0               |
| 2009-05-13 | 210.0               |
| 2009-05-14 | 180.0               |
| 2009-05-15 | 169.0               |
| 2009-05-16 | 152.0               |
| 2009-05-17 | 137.0               |
| 2009-05-18 | 127.0               |
| 2009-05-19 | 121.0               |
| 2009-05-20 | 114.0               |
| 2009-05-21 | 106.0               |
| 2009-05-22 | 97.4                |
| 2009-05-23 | 92.9                |
| 2009-05-24 | 89.0                |
| 2009-05-25 | 81.2                |
| 2009-05-26 | 75.1                |
| 2009-05-27 | 70.0                |
| 2009-05-28 | 65.0                |
| 2009-05-29 | 60.0                |
| 2009-05-30 | 53.9                |
| 2009-05-31 | 51.0                |
| 2009-06-01 | 49.3                |
| 2009-06-02 | 50.3                |
| 2009-06-03 | 46.1                |
| 2009-06-04 | 41.4                |
| 2009-06-05 | 40.3                |
| 2009-06-06 | 38.3                |
| 2009-06-07 | 36.6                |
| 2009-06-08 | 35.4                |
| 2009-06-09 | 34.5                |
| 2009-06-10 | 35.6                |
| 2009-06-11 | 34.2                |
| 2009-06-12 | 33.3                |
| 2009-06-13 | 31.1                |
| 2009-06-14 | 30.9                |
| 2009-06-15 | 30.6                |
| 2009-06-16 | 28.0                |
| 2009-06-17 | 28.9                |
| 2009-06-18 | 29.1                |
| 2009-06-19 | 26.3                |
| 2009-06-20 | 27.0                |
| 2009-06-21 | 28.8                |
| 2009-06-22 | 25.5                |
| 2009-06-23 | 24.0                |
| 2009-06-24 | 23.0                |
| 2009-06-25 | 22.0                |
| 2009-06-26 | 22.8                |
| 2009-06-27 | 21.7                |
| 2009-06-28 | 20.6                |
| 2009-06-29 | 19.8                |
| 2009-06-30 | 19.0                |
| 2009-07-01 | 17.0                |
| 2009-07-02 | 16.9                |
| 2009-07-03 | 16.3                |
| 2009-07-04 | 14.7                |
| 2009-07-05 | 14.0                |
| 2009-07-06 | 13.0                |
| 2009-07-07 | 12.0                |
| 2009-07-08 | 11.4                |
| 2009-07-09 | 11.2                |
| 2009-07-10 | 10.7                |
| 2009-07-11 | 10.6                |
| 2009-07-12 | 10.7                |
| 2009-07-13 | 9.92                |
| 2009-07-14 | 9.36                |
| 2009-07-15 | 9.05                |
| 2009-07-16 | 8.48                |
| 2009-07-17 | 8.05                |
| 2009-07-18 | 7.74                |
| 2009-07-19 | 7.67                |
| 2009-07-20 | 7.44                |
| 2009-07-21 | 6.94                |
| 2009-07-22 | 6.88                |
| 2009-07-23 | 6.73                |
| 2009-07-24 | 6.68                |
| 2009-07-25 | 7.14                |
| 2009-07-26 | 7.01                |
| 2009-07-27 | 6.48                |
| 2009-07-28 | 6.02                |
| 2009-07-29 | 5.69                |
| 2009-07-30 | 5.57                |
| 2009-07-31 | 5.34                |
| 2009-08-01 | 5.16                |
| 2009-08-02 | 5.11                |
| 2009-08-03 | 4.95                |
| 2009-08-04 | 4.54                |
| 2009-08-05 | 4.64                |
| 2009-08-06 | 5.73                |
| 2009-08-07 | 5.43                |
| 2009-08-08 | 4.87                |
| 2009-08-09 | 5.02                |
| 2009-08-10 | 4.8100000000000005  |
| 2009-08-11 | 4.46                |
| 2009-08-12 | 4.19                |
| 2009-08-13 | 4.1                 |
| 2009-08-14 | 4.55                |
| 2009-08-15 | 4.45                |
| 2009-08-16 | 4.21                |
| 2009-08-17 | 4.01                |
| 2009-08-18 | 3.89                |
| 2009-08-19 | 3.64                |
| 2009-08-20 | 3.2800000000000002  |
| 2009-08-21 | 3.17                |
| 2009-08-22 | 3.04                |
| 2009-08-23 | 3.13                |
| 2009-08-24 | 4.05                |
| 2009-08-25 | 4.43                |
| 2009-08-26 | 4.02                |
| 2009-08-27 | 3.61                |
| 2009-08-28 | 3.32                |
| 2009-08-29 | 3.27                |
| 2009-08-30 | 3.09                |
| 2009-08-31 | 2.7800000000000002  |
| 2009-09-01 | 2.8                 |
| 2009-09-02 | 2.8                 |
| 2009-09-03 | 3.11                |
| 2009-09-04 | 3.51                |
| 2009-09-05 | 3.5                 |
| 2009-09-06 | 3.7199999999999998  |
| 2009-09-07 | 3.35                |
| 2009-09-08 | 2.99                |
| 2009-09-09 | 2.88                |
| 2009-09-10 | 2.8                 |
| 2009-09-11 | 2.67                |
| 2009-09-12 | 2.68                |
| 2009-09-13 | 2.95                |
| 2009-09-14 | 3.4                 |
| 2009-09-15 | 4.0                 |
| 2009-09-16 | 4.2                 |
| 2009-09-17 | 4.15                |
| 2009-09-18 | 3.87                |
| 2009-09-19 | 3.94                |
| 2009-09-20 | 3.84                |
| 2009-09-21 | 3.7800000000000002  |
| 2009-09-22 | 3.66                |
| 2009-09-23 | 3.71                |
| 2009-09-24 | 3.65                |
| 2009-09-25 | 3.59                |
| 2009-09-26 | 3.56                |
| 2009-09-27 | 3.56                |
| 2009-09-28 | 3.55                |
| 2009-09-29 | 3.6                 |
| 2009-09-30 | 3.92                |
| 2009-10-01 | 4.28                |
| 2009-10-02 | 4.09                |
| 2009-10-03 | 4.07                |
| 2009-10-04 | 4.19                |
| 2009-10-05 | 4.2                 |
| 2009-10-06 | 4.08                |
| 2009-10-07 | 4.06                |
| 2009-10-08 | 4.16                |
| 2009-10-09 | 4.01                |
| 2009-10-10 | 4.02                |
| 2009-10-11 | 4.15                |
| 2009-10-12 | 4.06                |
| 2009-10-13 | 4.16                |
| 2009-10-14 | 4.67                |
| 2009-10-15 | 5.57                |
| 2009-10-16 | 4.77                |
| 2009-10-17 | 4.32                |
| 2009-10-18 | 4.29                |
| 2009-10-19 | 4.26                |
| 2009-10-20 | 4.33                |
| 2009-10-21 | 4.39                |
| 2009-10-22 | 4.26                |
| 2009-10-23 | 4.26                |
| 2009-10-24 | 4.4                 |
| 2009-10-25 | 4.75                |
| 2009-10-26 | 4.29                |
| 2009-10-27 | 4.33                |
| 2009-10-28 | 4.71                |
| 2009-10-29 | 4.6                 |
| 2009-10-30 | 4.5                 |
| 2009-10-31 | 4.57                |
| 2009-11-01 | 4.46                |
| 2009-11-02 | 4.32                |
| 2009-11-03 | 4.15                |
| 2009-11-04 | 4.09                |
| 2009-11-05 | 4.11                |
| 2009-11-06 | 4.17                |
| 2009-11-07 | 4.26                |
| 2009-11-08 | 4.15                |
| 2009-11-09 | 3.94                |
| 2009-11-10 | 3.99                |
| 2009-11-11 | 4.21                |
| 2009-11-12 | 4.21                |
| 2009-11-13 | 4.51                |
| 2009-11-14 | 4.35                |
| 2009-11-15 | 4.4                 |
| 2009-11-16 | 4.5                 |
| 2009-11-17 | 4.7                 |
| 2009-11-18 | 5.0                 |
| 2009-11-19 | 5.0                 |
| 2009-11-20 | 5.0                 |
| 2009-11-21 | 4.8                 |
| 2009-11-22 | 4.9                 |
| 2009-11-23 | 4.6                 |
| 2009-11-24 | 4.9                 |
| 2009-11-25 | 5.2                 |
| 2009-11-26 | 5.4                 |
| 2009-11-27 | 5.3                 |
| 2009-11-28 | 5.1                 |
| 2009-11-29 | 5.2                 |
| 2009-11-30 | 5.4                 |
| 2009-12-01 | 5.2                 |
| 2009-12-02 | 4.9                 |
| 2009-12-03 | 4.8                 |
| 2009-12-04 | 5.1                 |
| 2009-12-05 | 5.0                 |
| 2009-12-06 | 4.8                 |
| 2009-12-07 | 4.8                 |
| 2009-12-08 | 4.6                 |
| 2009-12-09 | 4.8                 |
| 2009-12-10 | 5.0                 |
| 2009-12-11 | 5.0                 |
| 2009-12-12 | 5.0                 |
| 2009-12-13 | 4.9                 |
| 2009-12-14 | 4.9                 |
| 2009-12-15 | 5.2                 |
| 2009-12-16 | 5.4                 |
| 2009-12-17 | 5.3                 |
| 2009-12-18 | 5.2                 |
| 2009-12-19 | 5.3                 |
| 2009-12-20 | 5.5                 |
| 2009-12-21 | 5.3                 |
| 2009-12-22 | 5.1                 |
| 2009-12-23 | 5.0                 |
| 2009-12-24 | 5.1                 |
| 2009-12-25 | 5.0                 |
| 2009-12-26 | 5.1                 |
| 2009-12-27 | 5.1                 |
| 2009-12-28 | 5.1                 |
| 2009-12-29 | 5.0                 |
| 2009-12-30 | 5.0                 |
| 2009-12-31 | 5.3                 |
| 2010-01-01 | 5.3                 |
| 2010-01-02 | 5.3                 |
| 2010-01-03 | 5.2                 |
| 2010-01-04 | 5.2                 |
| 2010-01-05 | 5.4                 |
| 2010-01-06 | 5.3                 |
| 2010-01-07 | 5.4                 |
| 2010-01-08 | 5.4                 |
| 2010-01-09 | 5.4                 |
| 2010-01-10 | 5.4                 |
| 2010-01-11 | 5.5                 |
| 2010-01-12 | 5.2                 |
| 2010-01-13 | 5.2                 |
| 2010-01-14 | 5.2                 |
| 2010-01-15 | 5.3                 |
| 2010-01-16 | 5.4                 |
| 2010-01-17 | 5.4                 |
| 2010-01-18 | 5.0                 |
| 2010-01-19 | 5.1                 |
| 2010-01-20 | 4.9                 |
| 2010-01-21 | 4.9                 |
| 2010-01-22 | 4.9                 |
| 2010-01-23 | 4.7                 |
| 2010-01-24 | 4.6                 |
| 2010-01-25 | 4.7                 |
| 2010-01-26 | 4.7                 |
| 2010-01-27 | 4.5                 |
| 2010-01-28 | 4.6                 |
| 2010-01-29 | 4.7                 |
| 2010-01-30 | 4.6                 |
| 2010-01-31 | 4.4                 |
| 2010-02-01 | 4.3                 |
| 2010-02-02 | 4.4                 |
| 2010-02-03 | 4.3                 |
| 2010-02-04 | 4.2                 |
| 2010-02-05 | 4.3                 |
| 2010-02-06 | 4.1                 |
| 2010-02-07 | 3.9                 |
| 2010-02-08 | 3.7                 |
| 2010-02-09 | 3.7                 |
| 2010-02-10 | 3.8                 |
| 2010-02-11 | 3.8                 |
| 2010-02-12 | 3.9                 |
| 2010-02-13 | 3.7                 |
| 2010-02-14 | 3.8                 |
| 2010-02-15 | 3.7                 |
| 2010-02-16 | 3.8                 |
| 2010-02-17 | 3.7                 |
| 2010-02-18 | 3.3                 |
| 2010-02-19 | 3.4                 |
| 2010-02-20 | 3.2                 |
| 2010-02-21 | 2.9                 |
| 2010-02-22 | 3.0                 |
| 2010-02-23 | 3.1                 |
| 2010-02-24 | 2.8                 |
| 2010-02-25 | 2.7                 |
| 2010-02-26 | 2.8                 |
| 2010-02-27 | 2.8                 |
| 2010-02-28 | 2.8                 |
| 2010-03-01 | 2.9                 |
| 2010-03-02 | 2.8                 |
| 2010-03-03 | 2.7                 |
| 2010-03-04 | 2.8                 |
| 2010-03-05 | 2.5                 |
| 2010-03-06 | 2.6                 |
| 2010-03-07 | 2.5                 |
| 2010-03-08 | 2.5                 |
| 2010-03-09 | 2.3                 |
| 2010-03-10 | 2.3                 |
| 2010-03-11 | 2.4                 |
| 2010-03-12 | 2.6                 |
| 2010-03-13 | 2.4                 |
| 2010-03-14 | 2.5                 |
| 2010-03-15 | 2.6                 |
| 2010-03-16 | 2.7                 |
| 2010-03-17 | 2.6                 |
| 2010-03-18 | 2.5                 |
| 2010-03-19 | 2.2                 |
| 2010-03-20 | 2.3                 |
| 2010-03-21 | 2.7                 |
| 2010-03-22 | 2.6                 |
| 2010-03-23 | 2.4                 |
| 2010-03-24 | 2.6                 |
| 2010-03-25 | 2.7                 |
| 2010-03-26 | 2.6                 |
| 2010-03-27 | 2.8                 |
| 2010-03-28 | 2.9                 |
| 2010-03-29 | 3.2                 |
| 2010-03-30 | 3.1                 |
| 2010-03-31 | 3.3                 |
| 2010-04-01 | 3.9                 |
| 2010-04-02 | 4.3                 |
| 2010-04-03 | 4.5                 |
| 2010-04-04 | 5.0                 |
| 2010-04-05 | 4.9                 |
| 2010-04-06 | 5.3                 |
| 2010-04-07 | 5.6                 |
| 2010-04-08 | 6.0                 |
| 2010-04-09 | 8.87                |
| 2010-04-10 | 11.6                |
| 2010-04-11 | 13.4                |
| 2010-04-12 | 14.6                |
| 2010-04-13 | 15.4                |
| 2010-04-14 | 13.7                |
| 2010-04-15 | 19.2                |
| 2010-04-16 | 24.6                |
| 2010-04-17 | 28.1                |
| 2010-04-18 | 32.8                |
| 2010-04-19 | 36.7                |
| 2010-04-20 | 40.8                |
| 2010-04-21 | 52.4                |
| 2010-04-22 | 51.9                |
| 2010-04-23 | 40.3                |
| 2010-04-24 | 33.4                |
| 2010-04-25 | 34.1                |
| 2010-04-26 | 36.7                |
| 2010-04-27 | 40.6                |
| 2010-04-28 | 43.1                |
| 2010-04-29 | 43.2                |
| 2010-04-30 | 39.4                |
| 2010-05-01 | 36.5                |
| 2010-05-02 | 34.4                |
| 2010-05-03 | 31.0                |
| 2010-05-04 | 32.8                |
| 2010-05-05 | 36.9                |
| 2010-05-06 | 41.1                |
| 2010-05-07 | 40.9                |
| 2010-05-08 | 41.5                |
| 2010-05-09 | 41.5                |
| 2010-05-10 | 43.3                |
| 2010-05-11 | 45.8                |
| 2010-05-12 | 47.0                |
| 2010-05-13 | 44.1                |
| 2010-05-14 | 43.3                |
| 2010-05-15 | 43.8                |
| 2010-05-16 | 43.5                |
| 2010-05-17 | 43.7                |
| 2010-05-18 | 48.5                |
| 2010-05-19 | 53.4                |
| 2010-05-20 | 52.7                |
| 2010-05-21 | 53.7                |
| 2010-05-22 | 53.8                |
| 2010-05-23 | 51.9                |
| 2010-05-24 | 52.3                |
| 2010-05-25 | 48.1                |
| 2010-05-26 | 44.4                |
| 2010-05-27 | 40.5                |
| 2010-05-28 | 38.3                |
| 2010-05-29 | 37.8                |
| 2010-05-30 | 36.7                |
| 2010-05-31 | 35.3                |
| 2010-06-01 | 34.2                |
| 2010-06-02 | 33.7                |
| 2010-06-03 | 31.3                |
| 2010-06-04 | 29.5                |
| 2010-06-05 | 28.0                |
| 2010-06-06 | 26.5                |
| 2010-06-07 | 24.9                |
| 2010-06-08 | 23.8                |
| 2010-06-09 | 22.9                |
| 2010-06-10 | 22.0                |
| 2010-06-11 | 21.6                |
| 2010-06-12 | 25.7                |
| 2010-06-13 | 27.4                |
| 2010-06-14 | 22.6                |
| 2010-06-15 | 19.9                |
| 2010-06-16 | 18.4                |
| 2010-06-17 | 18.1                |
| 2010-06-18 | 16.6                |
| 2010-06-19 | 15.5                |
| 2010-06-20 | 14.5                |
| 2010-06-21 | 13.6                |
| 2010-06-22 | 13.1                |
| 2010-06-23 | 12.5                |
| 2010-06-24 | 11.6                |
| 2010-06-25 | 10.8                |
| 2010-06-26 | 10.5                |
| 2010-06-27 | 10.1                |
| 2010-06-28 | 9.67                |
| 2010-06-29 | 9.31                |
| 2010-06-30 | 9.44                |
| 2010-07-01 | 9.84                |
| 2010-07-02 | 9.34                |
| 2010-07-03 | 8.72                |
| 2010-07-04 | 8.47                |
| 2010-07-05 | 8.46                |
| 2010-07-06 | 7.82                |
| 2010-07-07 | 7.61                |
| 2010-07-08 | 7.89                |
| 2010-07-09 | 7.68                |
| 2010-07-10 | 7.88                |
| 2010-07-11 | 7.55                |
| 2010-07-12 | 7.91                |
| 2010-07-13 | 6.95                |
| 2010-07-14 | 6.68                |
| 2010-07-15 | 6.16                |
| 2010-07-16 | 5.83                |
| 2010-07-17 | 5.78                |
| 2010-07-18 | 5.66                |
| 2010-07-19 | 5.5600000000000005  |
| 2010-07-20 | 5.27                |
| 2010-07-21 | 5.13                |
| 2010-07-22 | 5.16                |
| 2010-07-23 | 4.7                 |
| 2010-07-24 | 4.35                |
| 2010-07-25 | 4.07                |
| 2010-07-26 | 3.96                |
| 2010-07-27 | 4.47                |
| 2010-07-28 | 4.92                |
| 2010-07-29 | 6.57                |
| 2010-07-30 | 7.27                |
| 2010-07-31 | 5.79                |
| 2010-08-01 | 6.65                |
| 2010-08-02 | 7.61                |
| 2010-08-03 | 6.04                |
| 2010-08-04 | 5.14                |
| 2010-08-05 | 5.68                |
| 2010-08-06 | 5.62                |
| 2010-08-07 | 5.35                |
| 2010-08-08 | 5.47                |
| 2010-08-09 | 5.06                |
| 2010-08-10 | 4.48                |
| 2010-08-11 | 4.02                |
| 2010-08-12 | 3.66                |
| 2010-08-13 | 3.33                |
| 2010-08-14 | 3.17                |
| 2010-08-15 | 2.96                |
| 2010-08-16 | 2.94                |
| 2010-08-17 | 2.85                |
| 2010-08-18 | 2.86                |
| 2010-08-19 | 3.48                |
| 2010-08-20 | 3.4                 |
| 2010-08-21 | 3.1                 |
| 2010-08-22 | 2.8                 |
| 2010-08-23 | 2.6                 |
| 2010-08-24 | 2.3                 |
| 2010-08-25 | 1.99                |
| 2010-08-26 | 1.87                |
| 2010-08-27 | 1.88                |
| 2010-08-28 | 2.27                |
| 2010-08-29 | 2.61                |
| 2010-08-30 | 2.29                |
| 2010-08-31 | 2.1                 |
| 2010-09-01 | 2.04                |
| 2010-09-02 | 1.81                |
| 2010-09-03 | 1.67                |
| 2010-09-04 | 1.5899999999999999  |
| 2010-09-05 | 1.43                |
| 2010-09-06 | 1.33                |
| 2010-09-07 | 1.45                |
| 2010-09-08 | 1.7000000000000002  |
| 2010-09-09 | 1.9                 |
| 2010-09-10 | 2.0                 |
| 2010-09-11 | 1.94                |
| 2010-09-12 | 1.92                |
| 2010-09-13 | 1.83                |
| 2010-09-14 | 1.82                |
| 2010-09-15 | 1.8                 |
| 2010-09-16 | 1.85                |
| 2010-09-17 | 1.85                |
| 2010-09-18 | 1.81                |
| 2010-09-19 | 1.79                |
| 2010-09-20 | 1.8                 |
| 2010-09-21 | 1.8                 |
| 2010-09-22 | 2.05                |
| 2010-09-23 | 2.83                |
| 2010-09-24 | 2.55                |
| 2010-09-25 | 2.26                |
| 2010-09-26 | 2.26                |
| 2010-09-27 | 2.25                |
| 2010-09-28 | 2.27                |
| 2010-09-29 | 2.21                |
| 2010-09-30 | 2.26                |
| 2010-10-01 | 2.26                |
| 2010-10-02 | 2.38                |
| 2010-10-03 | 2.42                |
| 2010-10-04 | 2.74                |
| 2010-10-05 | 3.21                |
| 2010-10-06 | 3.95                |
| 2010-10-07 | 9.87                |
| 2010-10-08 | 6.77                |
| 2010-10-09 | 4.32                |
| 2010-10-10 | 3.62                |
| 2010-10-11 | 3.44                |
| 2010-10-12 | 3.24                |
| 2010-10-13 | 3.17                |
| 2010-10-14 | 3.27                |
| 2010-10-15 | 3.07                |
| 2010-10-16 | 2.95                |
| 2010-10-17 | 3.14                |
| 2010-10-18 | 3.38                |
| 2010-10-19 | 3.17                |
| 2010-10-20 | 3.19                |
| 2010-10-21 | 3.2                 |
| 2010-10-22 | 3.3                 |
| 2010-10-23 | 4.04                |
| 2010-10-24 | 5.48                |
| 2010-10-25 | 10.7                |
| 2010-10-26 | 7.66                |
| 2010-10-27 | 6.22                |
| 2010-10-28 | 5.32                |
| 2010-10-29 | 5.24                |
| 2010-10-30 | 5.6                 |
| 2010-10-31 | 6.41                |
| 2010-11-01 | 5.77                |
| 2010-11-02 | 5.4                 |
| 2010-11-03 | 5.2                 |
| 2010-11-04 | 5.08                |
| 2010-11-05 | 5.0                 |
| 2010-11-06 | 4.94                |
| 2010-11-07 | 4.86                |
| 2010-11-08 | 5.06                |
| 2010-11-09 | 5.49                |
| 2010-11-10 | 4.92                |
| 2010-11-11 | 5.0                 |
| 2010-11-12 | 4.9                 |
| 2010-11-13 | 4.9                 |
| 2010-11-14 | 5.2                 |
| 2010-11-15 | 5.27                |
| 2010-11-16 | 4.73                |
| 2010-11-17 | 5.0                 |
| 2010-11-18 | 4.9                 |
| 2010-11-19 | 4.8                 |
| 2010-11-20 | 4.9                 |
| 2010-11-21 | 5.0                 |
| 2010-11-22 | 5.0                 |
| 2010-11-23 | 5.1                 |
| 2010-11-24 | 5.2                 |
| 2010-11-25 | 5.3                 |
| 2010-11-26 | 5.4                 |
| 2010-11-27 | 5.4                 |
| 2010-11-28 | 5.5                 |
| 2010-11-29 | 5.6                 |
| 2010-11-30 | 5.7                 |
| 2010-12-01 | 5.7                 |
| 2010-12-02 | 5.8                 |
| 2010-12-03 | 5.8                 |
| 2010-12-04 | 5.9                 |
| 2010-12-05 | 5.9                 |
| 2010-12-06 | 6.0                 |
| 2010-12-07 | 6.0                 |
| 2010-12-08 | 6.1                 |
| 2010-12-09 | 5.61                |
| 2010-12-10 | 5.35                |
| 2010-12-11 | 4.92                |
| 2010-12-12 | 6.4                 |
| 2010-12-13 | 6.77                |
| 2010-12-14 | 6.62                |
| 2010-12-15 | 6.51                |
| 2010-12-16 | 5.66                |
| 2010-12-17 | 5.24                |
| 2010-12-18 | 5.45                |
| 2010-12-19 | 5.5600000000000005  |
| 2010-12-20 | 5.5                 |
| 2010-12-21 | 5.5                 |
| 2010-12-22 | 5.4                 |
| 2010-12-23 | 5.5                 |
| 2010-12-24 | 5.2                 |
| 2010-12-25 | 4.4                 |
| 2010-12-26 | 4.2                 |
| 2010-12-27 | 4.2                 |
| 2010-12-28 | 4.3                 |
| 2010-12-29 | 4.3                 |
| 2010-12-30 | 4.1                 |
| 2010-12-31 | 4.0                 |
| 2011-01-01 | 4.0                 |
| 2011-01-02 | 4.1                 |
| 2011-01-03 | 4.1                 |
| 2011-01-04 | 4.2                 |
| 2011-01-05 | 4.2                 |
| 2011-01-06 | 4.3                 |
| 2011-01-07 | 4.4                 |
| 2011-01-08 | 4.5                 |
| 2011-01-09 | 4.5                 |
| 2011-01-10 | 4.4                 |
| 2011-01-11 | 4.3                 |
| 2011-01-12 | 4.2                 |
| 2011-01-13 | 4.2                 |
| 2011-01-14 | 4.3                 |
| 2011-01-15 | 5.0                 |
| 2011-01-16 | 5.4                 |
| 2011-01-17 | 5.5                 |
| 2011-01-18 | 5.7                 |
| 2011-01-19 | 5.7                 |
| 2011-01-20 | 5.8                 |
| 2011-01-21 | 5.8                 |
| 2011-01-22 | 5.9                 |
| 2011-01-23 | 6.1                 |
| 2011-01-24 | 5.8                 |
| 2011-01-25 | 5.9                 |
| 2011-01-26 | 5.9                 |
| 2011-01-27 | 6.1                 |
| 2011-01-28 | 6.2                 |
| 2011-01-29 | 6.2                 |
| 2011-01-30 | 6.1                 |
| 2011-01-31 | 6.0                 |
| 2011-02-01 | 5.5                 |
| 2011-02-02 | 5.4                 |
| 2011-02-03 | 5.4                 |
| 2011-02-04 | 5.5                 |
| 2011-02-05 | 5.6                 |
| 2011-02-06 | 5.7                 |
| 2011-02-07 | 5.8                 |
| 2011-02-08 | 5.8                 |
| 2011-02-09 | 5.9                 |
| 2011-02-10 | 6.41                |
| 2011-02-11 | 5.8                 |
| 2011-02-12 | 5.91                |
| 2011-02-13 | 6.48                |
| 2011-02-14 | 6.59                |
| 2011-02-15 | 7.05                |
| 2011-02-16 | 7.05                |
| 2011-02-17 | 7.79                |
| 2011-02-18 | 7.33                |
| 2011-02-19 | 7.01                |
| 2011-02-20 | 6.66                |
| 2011-02-21 | 6.37                |
| 2011-02-22 | 6.62                |
| 2011-02-23 | 6.41                |
| 2011-02-24 | 6.59                |
| 2011-02-25 | 6.55                |
| 2011-02-26 | 6.98                |
| 2011-02-27 | 7.19                |
| 2011-02-28 | 7.37                |
| 2011-03-01 | 7.9                 |
| 2011-03-02 | 7.58                |
| 2011-03-03 | 7.9                 |
| 2011-03-04 | 8.2                 |
| 2011-03-05 | 7.3                 |
| 2011-03-06 | 8.4                 |
| 2011-03-07 | 8.5                 |
| 2011-03-08 | 9.5                 |
| 2011-03-09 | 9.51                |
| 2011-03-10 | 8.6                 |
| 2011-03-11 | 10.6                |
| 2011-03-12 | 9.2                 |
| 2011-03-13 | 9.68                |
| 2011-03-14 | 21.7                |
| 2011-03-15 | 30.5                |
| 2011-03-16 | 20.7                |
| 2011-03-17 | 18.6                |
| 2011-03-18 | 16.0                |
| 2011-03-19 | 14.3                |
| 2011-03-20 | 15.0                |
| 2011-03-21 | 12.9                |
| 2011-03-22 | 11.0                |
| 2011-03-23 | 11.6                |
| 2011-03-24 | 13.2                |
| 2011-03-25 | 12.2                |
| 2011-03-26 | 12.4                |
| 2011-03-27 | 12.2                |
| 2011-03-28 | 11.9                |
| 2011-03-29 | 12.5                |
| 2011-03-30 | 13.0                |
| 2011-03-31 | 17.3                |
| 2011-04-01 | 27.6                |
| 2011-04-02 | 36.5                |
| 2011-04-03 | 50.7                |
| 2011-04-04 | 45.1                |
| 2011-04-05 | 48.4                |
| 2011-04-06 | 61.5                |
| 2011-04-07 | 65.1                |
| 2011-04-08 | 59.6                |
| 2011-04-09 | 51.8                |
| 2011-04-10 | 46.1                |
| 2011-04-11 | 43.2                |
| 2011-04-12 | 47.0                |
| 2011-04-13 | 55.1                |
| 2011-04-14 | 57.9                |
| 2011-04-15 | 56.6                |
| 2011-04-16 | 76.4                |
| 2011-04-17 | 131.0               |
| 2011-04-18 | 207.0               |
| 2011-04-19 | 218.0               |
| 2011-04-20 | 209.0               |
| 2011-04-21 | 228.0               |
| 2011-04-22 | 194.0               |
| 2011-04-23 | 180.0               |
| 2011-04-24 | 163.0               |
| 2011-04-25 | 155.0               |
| 2011-04-26 | 145.0               |
| 2011-04-27 | 124.0               |
| 2011-04-28 | 123.0               |
| 2011-04-29 | 142.0               |
| 2011-04-30 | 130.0               |
| 2011-05-01 | 122.0               |
| 2011-05-02 | 119.0               |
| 2011-05-03 | 129.0               |
| 2011-05-04 | 146.0               |
| 2011-05-05 | 180.0               |
| 2011-05-06 | 243.0               |
| 2011-05-07 | 326.0               |
| 2011-05-08 | 424.0               |
| 2011-05-09 | 482.0               |
| 2011-05-10 | 428.0               |
| 2011-05-11 | 380.0               |
| 2011-05-12 | 340.0               |
| 2011-05-13 | 359.0               |
| 2011-05-14 | 411.0               |
| 2011-05-15 | 475.0               |
| 2011-05-16 | 490.0               |
| 2011-05-17 | 485.0               |
| 2011-05-18 | 455.0               |
| 2011-05-19 | 402.0               |
| 2011-05-20 | 375.0               |
| 2011-05-21 | 346.0               |
| 2011-05-22 | 351.0               |
| 2011-05-23 | 390.0               |
| 2011-05-24 | 392.0               |
| 2011-05-25 | 390.0               |
| 2011-05-26 | 396.0               |
| 2011-05-27 | 402.0               |
| 2011-05-28 | 404.0               |
| 2011-05-29 | 383.0               |
| 2011-05-30 | 353.0               |
| 2011-05-31 | 324.0               |
| 2011-06-01 | 297.0               |
| 2011-06-02 | 283.0               |
| 2011-06-03 | 278.0               |
| 2011-06-04 | 266.0               |
| 2011-06-05 | 259.0               |
| 2011-06-06 | 259.0               |
| 2011-06-07 | 256.0               |
| 2011-06-08 | 241.0               |
| 2011-06-09 | 218.0               |
| 2011-06-10 | 198.0               |
| 2011-06-11 | 178.0               |
| 2011-06-12 | 162.0               |
| 2011-06-13 | 149.0               |
| 2011-06-14 | 135.0               |
| 2011-06-15 | 122.0               |
| 2011-06-16 | 115.0               |
| 2011-06-17 | 104.0               |
| 2011-06-18 | 94.7                |
| 2011-06-19 | 92.7                |
| 2011-06-20 | 83.6                |
| 2011-06-21 | 75.3                |
| 2011-06-22 | 70.5                |
| 2011-06-23 | 66.2                |
| 2011-06-24 | 62.0                |
| 2011-06-25 | 58.4                |
| 2011-06-26 | 55.2                |
| 2011-06-27 | 52.5                |
| 2011-06-28 | 49.7                |
| 2011-06-29 | 47.2                |
| 2011-06-30 | 50.2                |
| 2011-07-01 | 45.2                |
| 2011-07-02 | 42.1                |
| 2011-07-03 | 39.7                |
| 2011-07-04 | 38.5                |
| 2011-07-05 | 38.4                |
| 2011-07-06 | 37.0                |
| 2011-07-07 | 36.0                |
| 2011-07-08 | 36.0                |
| 2011-07-09 | 34.0                |
| 2011-07-10 | 33.0                |
| 2011-07-11 | 31.4                |
| 2011-07-12 | 31.6                |
| 2011-07-13 | 38.5                |
| 2011-07-14 | 33.5                |
| 2011-07-15 | 28.5                |
| 2011-07-16 | 27.3                |
| 2011-07-17 | 26.7                |
| 2011-07-18 | 26.9                |
| 2011-07-19 | 27.4                |
| 2011-07-20 | 25.3                |
| 2011-07-21 | 23.6                |
| 2011-07-22 | 22.7                |
| 2011-07-23 | 21.7                |
| 2011-07-24 | 21.1                |
| 2011-07-25 | 20.5                |
| 2011-07-26 | 21.1                |
| 2011-07-27 | 25.0                |
| 2011-07-28 | 21.3                |
| 2011-07-29 | 19.0                |
| 2011-07-30 | 17.7                |
| 2011-07-31 | 18.4                |
| 2011-08-01 | 19.5                |
| 2011-08-02 | 18.1                |
| 2011-08-03 | 16.2                |
| 2011-08-04 | 15.3                |
| 2011-08-05 | 14.3                |
| 2011-08-06 | 13.1                |
| 2011-08-07 | 12.3                |
| 2011-08-08 | 11.5                |
| 2011-08-09 | 10.8                |
| 2011-08-10 | 10.0                |
| 2011-08-11 | 9.41                |
| 2011-08-12 | 8.97                |
| 2011-08-13 | 8.45                |
| 2011-08-14 | 8.44                |
| 2011-08-15 | 9.37                |
| 2011-08-16 | 9.18                |
| 2011-08-17 | 7.82                |
| 2011-08-18 | 7.29                |
| 2011-08-19 | 7.39                |
| 2011-08-20 | 7.32                |
| 2011-08-21 | 7.51                |
| 2011-08-22 | 7.36                |
| 2011-08-23 | 6.99                |
| 2011-08-24 | 6.53                |
| 2011-08-25 | 7.11                |
| 2011-08-26 | 6.95                |
| 2011-08-27 | 6.36                |
| 2011-08-28 | 6.32                |
| 2011-08-29 | 5.8100000000000005  |
| 2011-08-30 | 5.5                 |
| 2011-08-31 | 5.44                |
| 2011-09-01 | 5.2                 |
| 2011-09-02 | 5.12                |
| 2011-09-03 | 4.98                |
| 2011-09-04 | 4.88                |
| 2011-09-05 | 4.89                |
| 2011-09-06 | 5.1                 |
| 2011-09-07 | 5.21                |
| 2011-09-08 | 4.92                |
| 2011-09-09 | 4.94                |
| 2011-09-10 | 4.82                |
| 2011-09-11 | 5.32                |
| 2011-09-12 | 5.4                 |
| 2011-09-13 | 4.87                |
| 2011-09-14 | 5.09                |
| 2011-09-15 | 5.7                 |
| 2011-09-16 | 6.02                |
| 2011-09-17 | 11.2                |
| 2011-09-18 | 7.98                |
| 2011-09-19 | 6.92                |
| 2011-09-20 | 6.43                |
| 2011-09-21 | 6.26                |
| 2011-09-22 | 6.21                |
| 2011-09-23 | 6.03                |
| 2011-09-24 | 6.1                 |
| 2011-09-25 | 6.04                |
| 2011-09-26 | 6.03                |
| 2011-09-27 | 5.91                |
| 2011-09-28 | 5.76                |
| 2011-09-29 | 5.65                |
| 2011-09-30 | 5.63                |
| 2011-10-01 | 5.72                |
| 2011-10-02 | 5.85                |
| 2011-10-03 | 5.9                 |
| 2011-10-04 | 7.49                |
| 2011-10-05 | 8.71                |
| 2011-10-06 | 9.89                |
| 2011-10-07 | 7.8100000000000005  |
| 2011-10-08 | 7.66                |
| 2011-10-09 | 7.49                |
| 2011-10-10 | 7.15                |
| 2011-10-11 | 6.86                |
| 2011-10-12 | 6.62                |
| 2011-10-13 | 6.39                |
| 2011-10-14 | 6.33                |
| 2011-10-15 | 6.24                |
| 2011-10-16 | 6.28                |
| 2011-10-17 | 6.51                |
| 2011-10-18 | 6.32                |
| 2011-10-19 | 6.22                |
| 2011-10-20 | 6.2                 |
| 2011-10-21 | 6.1                 |
| 2011-10-22 | 5.97                |
| 2011-10-23 | 5.89                |
| 2011-10-24 | 6.0                 |
| 2011-10-25 | 5.95                |
| 2011-10-26 | 5.97                |
| 2011-10-27 | 5.75                |
| 2011-10-28 | 5.52                |
| 2011-10-29 | 5.61                |
| 2011-10-30 | 5.87                |
| 2011-10-31 | 5.82                |
| 2011-11-01 | 6.08                |
| 2011-11-02 | 6.0                 |
| 2011-11-03 | 5.7                 |
| 2011-11-04 | 6.0                 |
| 2011-11-05 | 5.9                 |
| 2011-11-06 | 5.2                 |
| 2011-11-07 | 5.5                 |
| 2011-11-08 | 5.5                 |
| 2011-11-09 | 4.5                 |
| 2011-11-10 | 5.7                 |
| 2011-11-11 | 6.0                 |
| 2011-11-12 | 5.8                 |
| 2011-11-13 | 5.5                 |
| 2011-11-14 | 5.4                 |
| 2011-11-15 | 5.6                 |
| 2011-11-16 | 6.2                 |
| 2011-11-17 | 7.2                 |
| 2011-11-18 | 6.2                 |
| 2011-11-19 | 5.5                 |
| 2011-11-20 | 5.5                 |
| 2011-11-21 | 5.0                 |
| 2011-11-22 | 5.4                 |
| 2011-11-23 | 5.4                 |
| 2011-11-24 | 6.0                 |
| 2011-11-25 | 5.9                 |
| 2011-11-26 | 5.8                 |
| 2011-11-27 | 4.5                 |
| 2011-11-28 | 4.4                 |
| 2011-11-29 | 4.3                 |
| 2011-11-30 | 4.4                 |
| 2011-12-01 | 4.3                 |
| 2011-12-02 | 3.0                 |
| 2011-12-03 | 2.61                |
| 2011-12-04 | 2.51                |
| 2011-12-05 | 2.65                |
| 2011-12-06 | 2.85                |
| 2011-12-07 | 3.19                |
| 2011-12-08 | 3.93                |
| 2011-12-09 | 3.63                |
| 2011-12-10 | 2.86                |
| 2011-12-11 | 2.86                |
| 2011-12-12 | 2.94                |
| 2011-12-13 | 4.66                |
| 2011-12-14 | 5.03                |
| 2011-12-15 | 4.5                 |
| 2011-12-16 | 4.15                |
| 2011-12-17 | 4.99                |
| 2011-12-18 | 5.97                |
| 2011-12-19 | 6.15                |
| 2011-12-20 | 5.54                |
| 2011-12-21 | 5.3                 |
| 2011-12-22 | 5.0                 |
| 2011-12-23 | 5.5                 |
| 2011-12-24 | 5.5                 |
| 2011-12-25 | 5.63                |
| 2011-12-26 | 6.0                 |
| 2011-12-27 | 5.0                 |
| 2011-12-28 | 5.27                |
| 2011-12-29 | 6.1                 |
| 2011-12-30 | 6.47                |
| 2011-12-31 | 6.3                 |
| 2012-01-01 | 4.8100000000000005  |
| 2012-01-02 | 4.1                 |
| 2012-01-03 | 5.03                |
| 2012-01-04 | 5.5                 |
| 2012-01-05 | 5.22                |
| 2012-01-06 | 4.91                |
| 2012-01-07 | 5.36                |
| 2012-01-08 | 5.2                 |
| 2012-01-09 | 4.88                |
| 2012-01-10 | 4.39                |
| 2012-01-11 | 4.94                |
| 2012-01-12 | 4.48                |
| 2012-01-13 | 4.03                |
| 2012-01-14 | 3.8200000000000003  |
| 2012-01-15 | 3.46                |
| 2012-01-16 | 3.74                |
| 2012-01-17 | 3.55                |
| 2012-01-18 | 4.3                 |
| 2012-01-19 | 4.76                |
| 2012-01-20 | 5.07                |
| 2012-01-21 | 4.88                |
| 2012-01-22 | 4.14                |
| 2012-01-23 | 4.22                |
| 2012-01-24 | 4.77                |
| 2012-01-25 | 5.49                |
| 2012-01-26 | 5.36                |
| 2012-01-27 | 5.01                |
| 2012-01-28 | 4.48                |
| 2012-01-29 | 4.2                 |
| 2012-01-30 | 4.1                 |
| 2012-01-31 | 4.0                 |
| 2012-02-01 | 4.1                 |
| 2012-02-02 | 4.51                |
| 2012-02-03 | 4.14                |
| 2012-02-04 | 4.0                 |
| 2012-02-05 | 4.1                 |
| 2012-02-06 | 4.2                 |
| 2012-02-07 | 4.29                |
| 2012-02-08 | 4.74                |
| 2012-02-09 | 5.0                 |
| 2012-02-10 | 5.5                 |
| 2012-02-11 | 5.6                 |
| 2012-02-12 | 5.7                 |
| 2012-02-13 | 5.8                 |
| 2012-02-14 | 5.7                 |
| 2012-02-15 | 5.0                 |
| 2012-02-16 | 4.5                 |
| 2012-02-17 | 4.8                 |
| 2012-02-18 | 4.5                 |
| 2012-02-19 | 4.5                 |
| 2012-02-20 | 4.44                |
| 2012-02-21 | 5.75                |
| 2012-02-22 | 6.62                |
| 2012-02-23 | 6.5                 |
| 2012-02-24 | 6.5                 |
| 2012-02-25 | 6.0                 |
| 2012-02-26 | 5.3                 |
| 2012-02-27 | 5.8                 |
| 2012-02-28 | 5.4                 |
| 2012-02-29 | 6.5                 |
| 2012-03-01 | 6.4                 |
| 2012-03-02 | 6.3                 |
| 2012-03-03 | 6.0                 |
| 2012-03-04 | 5.3                 |
| 2012-03-05 | 7.55                |
| 2012-03-06 | 9.06                |
| 2012-03-07 | 12.4                |
| 2012-03-08 | 16.8                |
| 2012-03-09 | 40.2                |
| 2012-03-10 | 70.1                |
| 2012-03-11 | 70.7                |
| 2012-03-12 | 68.7                |
| 2012-03-13 | 63.9                |
| 2012-03-14 | 48.3                |
| 2012-03-15 | 31.1                |
| 2012-03-16 | 22.4                |
| 2012-03-17 | 16.1                |
| 2012-03-18 | 13.0                |
| 2012-03-19 | 14.2                |
| 2012-03-20 | 14.6                |
| 2012-03-21 | 12.8                |
| 2012-03-22 | 14.4                |
| 2012-03-23 | 17.1                |
| 2012-03-24 | 18.6                |
| 2012-03-25 | 19.0                |
| 2012-03-26 | 19.7                |
| 2012-03-27 | 15.8                |
| 2012-03-28 | 15.6                |
| 2012-03-29 | 16.4                |
| 2012-03-30 | 16.8                |
| 2012-03-31 | 19.0                |
| 2012-04-01 | 21.0                |
| 2012-04-02 | 18.3                |
| 2012-04-03 | 17.1                |
| 2012-04-04 | 16.9                |
| 2012-04-05 | 17.5                |
| 2012-04-06 | 17.2                |
| 2012-04-07 | 15.7                |
| 2012-04-08 | 15.8                |
| 2012-04-09 | 15.6                |
| 2012-04-10 | 15.9                |
| 2012-04-11 | 16.4                |
| 2012-04-12 | 17.2                |
| 2012-04-13 | 17.3                |
| 2012-04-14 | 17.3                |
| 2012-04-15 | 17.3                |
| 2012-04-16 | 16.4                |
| 2012-04-17 | 15.7                |
| 2012-04-18 | 15.6                |
| 2012-04-19 | 15.7                |
| 2012-04-20 | 15.4                |
| 2012-04-21 | 15.7                |
| 2012-04-22 | 16.2                |
| 2012-04-23 | 16.7                |
| 2012-04-24 | 17.0                |
| 2012-04-25 | 17.2                |
| 2012-04-26 | 17.5                |
| 2012-04-27 | 18.6                |
| 2012-04-28 | 17.2                |
| 2012-04-29 | 16.5                |
| 2012-04-30 | 16.0                |
| 2012-05-01 | 15.8                |
| 2012-05-02 | 15.7                |
| 2012-05-03 | 15.2                |
| 2012-05-04 | 14.8                |
| 2012-05-05 | 14.2                |
| 2012-05-06 | 13.7                |
| 2012-05-07 | 13.4                |
| 2012-05-08 | 12.9                |
| 2012-05-09 | 12.3                |
| 2012-05-10 | 11.8                |
| 2012-05-11 | 11.6                |
| 2012-05-12 | 11.3                |
| 2012-05-13 | 11.1                |
| 2012-05-14 | 10.5                |
| 2012-05-15 | 10.4                |
| 2012-05-16 | 10.0                |
| 2012-05-17 | 9.84                |
| 2012-05-18 | 9.47                |
| 2012-05-19 | 9.29                |
| 2012-05-20 | 8.79                |
| 2012-05-21 | 8.55                |
| 2012-05-22 | 8.27                |
| 2012-05-23 | 8.08                |
| 2012-05-24 | 7.89                |
| 2012-05-25 | 7.65                |
| 2012-05-26 | 7.25                |
| 2012-05-27 | 7.41                |
| 2012-05-28 | 7.28                |
| 2012-05-29 | 6.7                 |
| 2012-05-30 | 6.39                |
| 2012-05-31 | 6.1                 |
| 2012-06-01 | 5.85                |
| 2012-06-02 | 5.63                |
| 2012-06-03 | 5.29                |
| 2012-06-04 | 4.96                |
| 2012-06-05 | 4.8100000000000005  |
| 2012-06-06 | 4.65                |
| 2012-06-07 | 4.67                |
| 2012-06-08 | 4.34                |
| 2012-06-09 | 4.2                 |
| 2012-06-10 | 3.9699999999999998  |
| 2012-06-11 | 3.83                |
| 2012-06-12 | 3.62                |
| 2012-06-13 | 3.48                |
| 2012-06-14 | 3.23                |
| 2012-06-15 | 3.34                |
| 2012-06-16 | 3.2                 |
| 2012-06-17 | 2.94                |
| 2012-06-18 | 2.7                 |
| 2012-06-19 | 2.38                |
| 2012-06-20 | 2.44                |
| 2012-06-21 | 2.44                |
| 2012-06-22 | 2.33                |
| 2012-06-23 | 2.06                |
| 2012-06-24 | 1.8900000000000001  |
| 2012-06-25 | 2.1                 |
| 2012-06-26 | 2.32                |
| 2012-06-27 | 2.04                |
| 2012-06-28 | 1.78                |
| 2012-06-29 | 1.82                |
| 2012-06-30 | 1.74                |
| 2012-07-01 | 1.7000000000000002  |
| 2012-07-02 | 1.8599999999999999  |
| 2012-07-03 | 1.75                |
| 2012-07-04 | 1.51                |
| 2012-07-05 | 1.94                |
| 2012-07-06 | 2.74                |
| 2012-07-07 | 3.14                |
| 2012-07-08 | 3.0                 |
| 2012-07-09 | 2.37                |
| 2012-07-10 | 2.1                 |
| 2012-07-11 | 1.9100000000000001  |
| 2012-07-12 | 1.9500000000000002  |
| 2012-07-13 | 1.74                |
| 2012-07-14 | 2.51                |
| 2012-07-15 | 4.47                |
| 2012-07-16 | 4.5600000000000005  |
| 2012-07-17 | 3.44                |
| 2012-07-18 | 2.59                |
| 2012-07-19 | 2.14                |
| 2012-07-20 | 1.9                 |
| 2012-07-21 | 2.41                |
| 2012-07-22 | 2.17                |
| 2012-07-23 | 2.09                |
| 2012-07-24 | 2.2800000000000002  |
| 2012-07-25 | 1.99                |
| 2012-07-26 | 1.8                 |
| 2012-07-27 | 1.6800000000000002  |
| 2012-07-28 | 1.5899999999999999  |
| 2012-07-29 | 1.99                |
| 2012-07-30 | 2.01                |
| 2012-07-31 | 2.56                |
| 2012-08-01 | 2.16                |
| 2012-08-02 | 2.12                |
| 2012-08-03 | 1.73                |
| 2012-08-04 | 1.2                 |
| 2012-08-05 | 1.0                 |
| 2012-08-06 | 0.93                |
| 2012-08-07 | 0.81                |
| 2012-08-08 | 0.76                |
| 2012-08-09 | 0.6000000000000001  |
| 2012-08-10 | 0.7000000000000001  |
| 2012-08-11 | 4.39                |
| 2012-08-12 | 2.21                |
| 2012-08-13 | 1.96                |
| 2012-08-14 | 3.48                |
| 2012-08-15 | 2.42                |
| 2012-08-16 | 1.5899999999999999  |
| 2012-08-17 | 1.23                |
| 2012-08-18 | 1.05                |
| 2012-08-19 | 1.02                |
| 2012-08-20 | 0.99                |
| 2012-08-21 | 0.9400000000000001  |
| 2012-08-22 | 0.87                |
| 2012-08-23 | 1.06                |
| 2012-08-24 | 0.91                |
| 2012-08-25 | 0.9                 |
| 2012-08-26 | 0.88                |
| 2012-08-27 | 1.16                |
| 2012-08-28 | 0.49                |
| 2012-08-29 | 0.19                |
| 2012-08-30 | 0.18                |
| 2012-08-31 | 0.2                 |
| 2012-09-01 | 1.9500000000000002  |
| 2012-09-02 | 0.66                |
| 2012-09-03 | 0.39                |
| 2012-09-04 | 0.25                |
| 2012-09-05 | 0.21                |
| 2012-09-06 | 0.33                |
| 2012-09-07 | 0.5700000000000001  |
| 2012-09-08 | 0.5                 |
| 2012-09-09 | 0.51                |
| 2012-09-10 | 0.38                |
| 2012-09-11 | 0.46                |
| 2012-09-12 | 0.48                |
| 2012-09-13 | 0.49                |
| 2012-09-14 | 0.47000000000000003 |
| 2012-09-15 | 0.45                |
| 2012-09-16 | 0.41000000000000003 |
| 2012-09-17 | 0.32                |
| 2012-09-18 | 0.25                |
| 2012-09-19 | 0.21                |
| 2012-09-20 | 0.23                |
| 2012-09-21 | 0.27                |
| 2012-09-22 | 0.37                |
| 2012-09-23 | 0.43                |
| 2012-09-24 | 0.6000000000000001  |
| 2012-09-25 | 1.27                |
| 2012-09-26 | 1.15                |
| 2012-09-27 | 1.34                |
| 2012-09-28 | 1.4                 |
| 2012-09-29 | 1.09                |
| 2012-09-30 | 0.9                 |
| 2012-10-01 | 0.9400000000000001  |
| 2012-10-02 | 0.93                |
| 2012-10-03 | 1.19                |
| 2012-10-04 | 1.17                |
| 2012-10-05 | 1.17                |
| 2012-10-06 | 0.89                |
| 2012-10-07 | 1.1                 |
| 2012-10-08 | 1.12                |
| 2012-10-09 | 1.13                |
| 2012-10-10 | 1.22                |
| 2012-10-11 | 1.4                 |
| 2012-10-12 | 1.87                |
| 2012-10-13 | 2.23                |
| 2012-10-14 | 2.11                |
| 2012-10-15 | 1.97                |
| 2012-10-16 | 2.05                |
| 2012-10-17 | 2.11                |
| 2012-10-18 | 1.9500000000000002  |
| 2012-10-19 | 1.9500000000000002  |
| 2012-10-20 | 2.11                |
| 2012-10-21 | 2.68                |
| 2012-10-22 | 3.23                |
| 2012-10-23 | 3.47                |
| 2012-10-24 | 3.41                |
| 2012-10-25 | 3.45                |
| 2012-10-26 | 2.94                |
| 2012-10-27 | 2.68                |
| 2012-10-28 | 2.87                |
| 2012-10-29 | 2.69                |
| 2012-10-30 | 2.65                |
| 2012-10-31 | 2.65                |
| 2012-11-01 | 2.54                |
| 2012-11-02 | 2.59                |
| 2012-11-03 | 2.63                |
| 2012-11-04 | 2.65                |
| 2012-11-05 | 2.67                |
| 2012-11-06 | 2.59                |
| 2012-11-07 | 2.5300000000000002  |
| 2012-11-08 | 2.5                 |
| 2012-11-09 | 2.3                 |
| 2012-11-10 | 2.2                 |
| 2012-11-11 | 1.8                 |
| 2012-11-12 | 1.9                 |
| 2012-11-13 | 2.6                 |
| 2012-11-14 | 2.8                 |
| 2012-11-15 | 2.5                 |
| 2012-11-16 | 2.77                |
| 2012-11-17 | 3.29                |
| 2012-11-18 | 3.69                |
| 2012-11-19 | 3.48                |
| 2012-11-20 | 3.36                |
| 2012-11-21 | 3.3                 |
| 2012-11-22 | 3.15                |
| 2012-11-23 | 2.88                |
| 2012-11-24 | 2.95                |
| 2012-11-25 | 2.92                |
| 2012-11-26 | 2.5                 |
| 2012-11-27 | 2.0                 |
| 2012-11-28 | 2.89                |
| 2012-11-29 | 2.95                |
| 2012-11-30 | 2.75                |
| 2012-12-01 | 2.92                |
| 2012-12-02 | 2.96                |
| 2012-12-03 | 2.3                 |
| 2012-12-04 | 2.5                 |
| 2012-12-05 | 2.6                 |
| 2012-12-06 | 2.9                 |
| 2012-12-07 | 2.7                 |
| 2012-12-08 | 2.0                 |
| 2012-12-09 | 1.8                 |
| 2012-12-10 | 2.0                 |
| 2012-12-11 | 2.4                 |
| 2012-12-12 | 2.4                 |
| 2012-12-13 | 2.5                 |
| 2012-12-14 | 2.7                 |
| 2012-12-15 | 2.0                 |
| 2012-12-16 | 1.7000000000000002  |
| 2012-12-17 | 2.2                 |
| 2012-12-18 | 2.0                 |
| 2012-12-19 | 1.1                 |
| 2012-12-20 | 1.0                 |
| 2012-12-21 | 1.1                 |
| 2012-12-22 | 1.2                 |
| 2012-12-23 | 1.9                 |
| 2012-12-24 | 2.0                 |
| 2012-12-25 | 1.8                 |
| 2012-12-26 | 1.8                 |
| 2012-12-27 | 1.5                 |
| 2012-12-28 | 1.2                 |
| 2012-12-29 | 1.1                 |
| 2012-12-30 | 1.2                 |
| 2012-12-31 | 1.5                 |
| 2013-01-01 | 1.4                 |
| 2013-01-02 | 1.0                 |
| 2013-01-03 | 1.0                 |
| 2013-01-04 | 1.1                 |
| 2013-01-05 | 1.2                 |
| 2013-01-06 | 1.1                 |
| 2013-01-07 | 1.5                 |
| 2013-01-08 | 1.7000000000000002  |
| 2013-01-09 | 1.5                 |
| 2013-01-10 | 1.6                 |
| 2013-01-11 | 1.2                 |
| 2013-01-12 | 1.0                 |
| 2013-01-13 | 1.0                 |
| 2013-01-14 | 1.0                 |
| 2013-01-15 | 1.0                 |
| 2013-01-16 | 1.2                 |
| 2013-01-17 | 1.1                 |
| 2013-01-18 | 1.0                 |
| 2013-01-19 | 1.2                 |
| 2013-01-20 | 1.5                 |
| 2013-01-21 | 1.6                 |
| 2013-01-22 | 1.4                 |
| 2013-01-23 | 1.5                 |
| 2013-01-24 | 1.9                 |
| 2013-01-25 | 2.1                 |
| 2013-01-26 | 2.2                 |
| 2013-01-27 | 2.0                 |
| 2013-01-28 | 1.4                 |
| 2013-01-29 | 1.1                 |
| 2013-01-30 | 1.5                 |
| 2013-01-31 | 1.8                 |
| 2013-02-01 | 1.5                 |
| 2013-02-02 | 1.5                 |
| 2013-02-03 | 1.5                 |
| 2013-02-04 | 1.6                 |
| 2013-02-05 | 1.9                 |
| 2013-02-06 | 2.0                 |
| 2013-02-07 | 1.8                 |
| 2013-02-08 | 2.0                 |
| 2013-02-09 | 1.7000000000000002  |
| 2013-02-10 | 1.9                 |
| 2013-02-11 | 1.5                 |
| 2013-02-12 | 1.4                 |
| 2013-02-13 | 2.0                 |
| 2013-02-14 | 2.5                 |
| 2013-02-15 | 2.3                 |
| 2013-02-16 | 2.1                 |
| 2013-02-17 | 1.9                 |
| 2013-02-18 | 1.6                 |
| 2013-02-19 | 2.3                 |
| 2013-02-20 | 2.6                 |
| 2013-02-21 | 2.3                 |
| 2013-02-22 | 1.9                 |
| 2013-02-23 | 1.7000000000000002  |
| 2013-02-24 | 1.7000000000000002  |
| 2013-02-25 | 1.7000000000000002  |
| 2013-02-26 | 1.8                 |
| 2013-02-27 | 1.5                 |
| 2013-02-28 | 2.0                 |
| 2013-03-01 | 6.0                 |
| 2013-03-02 | 5.0                 |
| 2013-03-03 | 5.6                 |
| 2013-03-04 | 4.2                 |
| 2013-03-05 | 3.6                 |
| 2013-03-06 | 4.6                 |
| 2013-03-07 | 6.3                 |
| 2013-03-08 | 8.0                 |
| 2013-03-09 | 7.0                 |
| 2013-03-10 | 6.0                 |
| 2013-03-11 | 8.0                 |
| 2013-03-12 | 23.2                |
| 2013-03-13 | 21.9                |
| 2013-03-14 | 21.6                |
| 2013-03-15 | 21.7                |
| 2013-03-16 | 15.8                |
| 2013-03-17 | 13.5                |
| 2013-03-18 | 12.5                |
| 2013-03-19 | 11.3                |
| 2013-03-20 | 9.84                |
| 2013-03-21 | 10.1                |
| 2013-03-22 | 7.58                |
| 2013-03-23 | 4.5                 |
| 2013-03-24 | 5.33                |
| 2013-03-25 | 5.0                 |
| 2013-03-26 | 3.23                |
| 2013-03-27 | 3.58                |
| 2013-03-28 | 4.39                |
| 2013-03-29 | 6.03                |
| 2013-03-30 | 7.31                |
| 2013-03-31 | 8.16                |
| 2013-04-01 | 9.34                |
| 2013-04-02 | 7.77                |
| 2013-04-03 | 8.25                |
| 2013-04-04 | 9.69                |
| 2013-04-05 | 11.2                |
| 2013-04-06 | 11.2                |
| 2013-04-07 | 10.4                |
| 2013-04-08 | 11.1                |
| 2013-04-09 | 11.7                |
| 2013-04-10 | 8.74                |
| 2013-04-11 | 9.93                |
| 2013-04-12 | 10.0                |
| 2013-04-13 | 11.0                |
| 2013-04-14 | 13.4                |
| 2013-04-15 | 13.6                |
| 2013-04-16 | 15.9                |
| 2013-04-17 | 14.4                |
| 2013-04-18 | 13.4                |
| 2013-04-19 | 13.3                |
| 2013-04-20 | 14.8                |
| 2013-04-21 | 13.9                |
| 2013-04-22 | 14.1                |
| 2013-04-23 | 14.7                |
| 2013-04-24 | 14.3                |
| 2013-04-25 | 14.9                |
| 2013-04-26 | 15.3                |
| 2013-04-27 | 16.1                |
| 2013-04-28 | 18.6                |
| 2013-04-29 | 22.0                |
| 2013-04-30 | 23.5                |
| 2013-05-01 | 23.2                |
| 2013-05-02 | 20.1                |
| 2013-05-03 | 19.1                |
| 2013-05-04 | 18.5                |
| 2013-05-05 | 18.5                |
| 2013-05-06 | 20.5                |
| 2013-05-07 | 28.5                |
| 2013-05-08 | 28.7                |
| 2013-05-09 | 31.0                |
| 2013-05-10 | 27.5                |
| 2013-05-11 | 26.5                |
| 2013-05-12 | 26.5                |
| 2013-05-13 | 25.6                |
| 2013-05-14 | 26.9                |
| 2013-05-15 | 26.1                |
| 2013-05-16 | 24.1                |
| 2013-05-17 | 22.6                |
| 2013-05-18 | 24.0                |
| 2013-05-19 | 21.4                |
| 2013-05-20 | 19.9                |
| 2013-05-21 | 18.4                |
| 2013-05-22 | 16.9                |
| 2013-05-23 | 16.0                |
| 2013-05-24 | 15.0                |
| 2013-05-25 | 13.7                |
| 2013-05-26 | 12.7                |
| 2013-05-27 | 11.8                |
| 2013-05-28 | 12.3                |
| 2013-05-29 | 12.5                |
| 2013-05-30 | 11.4                |
| 2013-05-31 | 10.5                |
| 2013-06-01 | 10.2                |
| 2013-06-02 | 10.4                |
| 2013-06-03 | 9.59                |
| 2013-06-04 | 8.99                |
| 2013-06-05 | 8.54                |
| 2013-06-06 | 8.01                |
| 2013-06-07 | 7.93                |
| 2013-06-08 | 7.38                |
| 2013-06-09 | 7.15                |
| 2013-06-10 | 6.8                 |
| 2013-06-11 | 6.83                |
| 2013-06-12 | 6.26                |
| 2013-06-13 | 6.14                |
| 2013-06-14 | 6.07                |
| 2013-06-15 | 6.18                |
| 2013-06-16 | 5.58                |
| 2013-06-17 | 5.58                |
| 2013-06-18 | 5.35                |
| 2013-06-19 | 4.88                |
| 2013-06-20 | 4.77                |
| 2013-06-21 | 4.64                |
| 2013-06-22 | 4.44                |
| 2013-06-23 | 4.24                |
| 2013-06-24 | 4.28                |
| 2013-06-25 | 4.18                |
| 2013-06-26 | 3.88                |
| 2013-06-27 | 3.68                |
| 2013-06-28 | 3.58                |
| 2013-06-29 | 3.81                |
| 2013-06-30 | 3.62                |
| 2013-07-01 | 3.39                |
| 2013-07-02 | 3.18                |
| 2013-07-03 | 3.03                |
| 2013-07-04 | 3.01                |
| 2013-07-05 | 3.05                |
| 2013-07-06 | 3.38                |
| 2013-07-07 | 3.6                 |
| 2013-07-08 | 4.04                |
| 2013-07-09 | 3.36                |
| 2013-07-10 | 2.7199999999999998  |
| 2013-07-11 | 2.48                |
| 2013-07-12 | 2.5700000000000003  |
| 2013-07-13 | 3.02                |
| 2013-07-14 | 2.83                |
| 2013-07-15 | 2.65                |
| 2013-07-16 | 2.38                |
| 2013-07-17 | 2.39                |
| 2013-07-18 | 2.51                |
| 2013-07-19 | 3.47                |
| 2013-07-20 | 2.62                |
| 2013-07-21 | 2.13                |
| 2013-07-22 | 1.88                |
| 2013-07-23 | 1.76                |
| 2013-07-24 | 1.71                |
| 2013-07-25 | 1.6800000000000002  |
| 2013-07-26 | 1.54                |
| 2013-07-27 | 1.4                 |
| 2013-07-28 | 1.6099999999999999  |
| 2013-07-29 | 1.78                |
| 2013-07-30 | 1.63                |
| 2013-07-31 | 1.42                |
| 2013-08-01 | 1.3900000000000001  |
| 2013-08-02 | 1.45                |
| 2013-08-03 | 1.54                |
| 2013-08-04 | 1.24                |
| 2013-08-05 | 1.12                |
| 2013-08-06 | 1.01                |
| 2013-08-07 | 1.06                |
| 2013-08-08 | 1.02                |
| 2013-08-09 | 1.29                |
| 2013-08-10 | 1.34                |
| 2013-08-11 | 1.16                |
| 2013-08-12 | 1.12                |
| 2013-08-13 | 1.17                |
| 2013-08-14 | 1.17                |
| 2013-08-15 | 1.02                |
| 2013-08-16 | 0.85                |
| 2013-08-17 | 0.88                |
| 2013-08-18 | 1.1400000000000001  |
| 2013-08-19 | 1.28                |
| 2013-08-20 | 1.15                |
| 2013-08-21 | 1.15                |
| 2013-08-22 | 1.16                |
| 2013-08-23 | 1.3900000000000001  |
| 2013-08-24 | 2.5                 |
| 2013-08-25 | 2.63                |
| 2013-08-26 | 2.32                |
| 2013-08-27 | 2.38                |
| 2013-08-28 | 2.13                |
| 2013-08-29 | 1.74                |
| 2013-08-30 | 1.6099999999999999  |
| 2013-08-31 | 3.08                |
| 2013-09-01 | 2.68                |
| 2013-09-02 | 2.51                |
| 2013-09-03 | 2.27                |
| 2013-09-04 | 2.07                |
| 2013-09-05 | 2.37                |
| 2013-09-06 | 2.43                |
| 2013-09-07 | 2.38                |
| 2013-09-08 | 3.17                |
| 2013-09-09 | 3.26                |
| 2013-09-10 | 2.84                |
| 2013-09-11 | 5.89                |
| 2013-09-12 | 6.48                |
| 2013-09-13 | 6.16                |
| 2013-09-14 | 5.57                |
| 2013-09-15 | 4.3                 |
| 2013-09-16 | 4.0                 |
| 2013-09-17 | 5.5                 |
| 2013-09-18 | 4.5                 |
| 2013-09-19 | 4.0                 |
| 2013-09-20 | 2.7                 |
| 2013-09-21 | 2.08                |
| 2013-09-22 | 2.18                |
| 2013-09-23 | 2.19                |
| 2013-09-24 | 2.12                |
| 2013-09-25 | 2.12                |
| 2013-09-26 | 2.2800000000000002  |
| 2013-09-27 | 2.42                |
| 2013-09-28 | 2.34                |
| 2013-09-29 | 2.14                |
| 2013-09-30 | 2.08                |
| 2013-10-01 | 2.08                |
| 2013-10-02 | 2.06                |
| 2013-10-03 | 2.04                |
| 2013-10-04 | 2.23                |
| 2013-10-05 | 2.5                 |
| 2013-10-06 | 2.29                |
| 2013-10-07 | 2.23                |
| 2013-10-08 | 2.26                |
| 2013-10-09 | 2.2                 |
| 2013-10-10 | 2.31                |
| 2013-10-11 | 2.63                |
| 2013-10-12 | 2.5                 |
| 2013-10-13 | 2.35                |
| 2013-10-14 | 2.77                |
| 2013-10-15 | 2.94                |
| 2013-10-16 | 2.63                |
| 2013-10-17 | 2.43                |
| 2013-10-18 | 2.44                |
| 2013-10-19 | 2.38                |
| 2013-10-20 | 2.39                |
| 2013-10-21 | 2.39                |
| 2013-10-22 | 2.24                |
| 2013-10-23 | 2.26                |
| 2013-10-24 | 2.38                |
| 2013-10-25 | 2.33                |
| 2013-10-26 | 2.36                |
| 2013-10-27 | 2.35                |
| 2013-10-28 | 2.37                |
| 2013-10-29 | 2.81                |
| 2013-10-30 | 2.88                |
| 2013-10-31 | 2.77                |
| 2013-11-01 | 2.52                |
| 2013-11-02 | 2.49                |
| 2013-11-03 | 2.49                |
| 2013-11-04 | 2.44                |
| 2013-11-05 | 2.39                |
| 2013-11-06 | 2.43                |
| 2013-11-07 | 2.22                |
| 2013-11-08 | 2.21                |
| 2013-11-09 | 2.2800000000000002  |
| 2013-11-10 | 2.27                |
| 2013-11-11 | 2.23                |
| 2013-11-12 | 2.2                 |
| 2013-11-13 | 2.25                |
| 2013-11-14 | 2.2800000000000002  |
| 2013-11-15 | 2.26                |
| 2013-11-16 | 2.22                |
| 2013-11-17 | 2.27                |
| 2013-11-18 | 2.29                |
| 2013-11-19 | 2.3                 |
| 2013-11-20 | 2.52                |
| 2013-11-21 | 2.79                |
| 2013-11-22 | 2.6                 |
| 2013-11-23 | 2.5                 |
| 2013-11-24 | 2.34                |
| 2013-11-25 | 2.32                |
| 2013-11-26 | 2.39                |
| 2013-11-27 | 2.31                |
| 2013-11-28 | 2.42                |
| 2013-11-29 | 2.4                 |
| 2013-11-30 | 2.41                |
| 2013-12-01 | 2.5                 |
| 2013-12-02 | 2.84                |
| 2013-12-03 | 2.56                |
| 2013-12-04 | 2.0                 |
| 2013-12-05 | 1.8                 |
| 2013-12-06 | 1.9                 |
| 2013-12-07 | 2.34                |
| 2013-12-08 | 2.2                 |
| 2013-12-09 | 1.7000000000000002  |
| 2013-12-10 | 1.8                 |
| 2013-12-11 | 1.9                 |
| 2013-12-12 | 1.9500000000000002  |
| 2013-12-13 | 2.01                |
| 2013-12-14 | 2.0                 |
| 2013-12-15 | 2.01                |
| 2013-12-16 | 2.03                |
| 2013-12-17 | 2.02                |
| 2013-12-18 | 2.05                |
| 2013-12-19 | 2.11                |
| 2013-12-20 | 2.06                |
| 2013-12-21 | 2.03                |
| 2013-12-22 | 2.1                 |
| 2013-12-23 | 2.09                |
| 2013-12-24 | 2.02                |
| 2013-12-25 | 1.8900000000000001  |
| 2013-12-26 | 1.8599999999999999  |
| 2013-12-27 | 1.99                |
| 2013-12-28 | 1.94                |
| 2013-12-29 | 1.8399999999999999  |
| 2013-12-30 | 1.96                |
| 2013-12-31 | 2.05                |
| 2014-01-01 | 2.11                |
| 2014-01-02 | 2.02                |
| 2014-01-03 | 1.97                |
| 2014-01-04 | 1.96                |
| 2014-01-05 | 1.9300000000000002  |
| 2014-01-06 | 1.99                |
| 2014-01-07 | 2.0                 |
| 2014-01-08 | 2.04                |
| 2014-01-09 | 1.98                |
| 2014-01-10 | 2.11                |
| 2014-01-11 | 2.19                |
| 2014-01-12 | 2.06                |
| 2014-01-13 | 2.14                |
| 2014-01-14 | 2.13                |
| 2014-01-15 | 2.05                |
| 2014-01-16 | 2.08                |
| 2014-01-17 | 2.04                |
| 2014-01-18 | 2.01                |
| 2014-01-19 | 1.98                |
| 2014-01-20 | 2.03                |
| 2014-01-21 | 1.98                |
| 2014-01-22 | 2.02                |
| 2014-01-23 | 2.0                 |
| 2014-01-24 | 1.98                |
| 2014-01-25 | 2.13                |
| 2014-01-26 | 2.14                |
| 2014-01-27 | 2.1                 |
| 2014-01-28 | 2.12                |
| 2014-01-29 | 2.14                |
| 2014-01-30 | 2.17                |
| 2014-01-31 | 2.12                |
| 2014-02-01 | 2.04                |
| 2014-02-02 | 1.6                 |
| 2014-02-03 | 2.03                |
| 2014-02-04 | 2.03                |
| 2014-02-05 | 1.55                |
| 2014-02-06 | 2.55                |
| 2014-02-07 | 3.23                |
| 2014-02-08 | 4.04                |
| 2014-02-09 | 4.23                |
| 2014-02-10 | 3.9                 |
| 2014-02-11 | 3.56                |
| 2014-02-12 | 3.8                 |
| 2014-02-13 | 4.33                |
| 2014-02-14 | 4.52                |
| 2014-02-15 | 5.0                 |
| 2014-02-16 | 3.8                 |
| 2014-02-17 | 4.66                |
| 2014-02-18 | 3.51                |
| 2014-02-19 | 3.08                |
| 2014-02-20 | 3.08                |
| 2014-02-21 | 3.8                 |
| 2014-02-22 | 4.04                |
| 2014-02-23 | 4.38                |
| 2014-02-24 | 4.42                |
| 2014-02-25 | 5.19                |
| 2014-02-26 | 5.24                |
| 2014-02-27 | 4.47                |
| 2014-02-28 | 4.14                |
| 2014-03-01 | 5.29                |
| 2014-03-02 | 4.47                |
| 2014-03-03 | 5.62                |
| 2014-03-04 | 4.9                 |
| 2014-03-05 | 5.96                |
| 2014-03-06 | 5.38                |
| 2014-03-07 | 5.72                |
| 2014-03-08 | 6.1                 |
| 2014-03-09 | 5.91                |
| 2014-03-10 | 6.0                 |
| 2014-03-11 | 5.19                |
| 2014-03-12 | 4.85                |
| 2014-03-13 | 5.0                 |
| 2014-03-14 | 6.77                |
| 2014-03-15 | 7.92                |
| 2014-03-16 | 9.98                |
| 2014-03-17 | 9.02                |
| 2014-03-18 | 9.7                 |
| 2014-03-19 | 9.5                 |
| 2014-03-20 | 9.39                |
| 2014-03-21 | 9.71                |
| 2014-03-22 | 9.15                |
| 2014-03-23 | 9.32                |
| 2014-03-24 | 9.31                |
| 2014-03-25 | 10.5                |
| 2014-03-26 | 15.8                |
| 2014-03-27 | 12.8                |
| 2014-03-28 | 11.0                |
| 2014-03-29 | 11.8                |
| 2014-03-30 | 14.0                |
| 2014-03-31 | 13.3                |
| 2014-04-01 | 13.6                |
| 2014-04-02 | 12.0                |
| 2014-04-03 | 9.99                |
| 2014-04-04 | 11.5                |
| 2014-04-05 | 12.0                |
| 2014-04-06 | 11.2                |
| 2014-04-07 | 11.7                |
| 2014-04-08 | 17.9                |
| 2014-04-09 | 21.9                |
| 2014-04-10 | 29.7                |
| 2014-04-11 | 37.2                |
| 2014-04-12 | 41.7                |
| 2014-04-13 | 40.5                |
| 2014-04-14 | 34.2                |
| 2014-04-15 | 30.2                |
| 2014-04-16 | 30.7                |
| 2014-04-17 | 30.4                |
| 2014-04-18 | 34.7                |
| 2014-04-19 | 36.1                |
| 2014-04-20 | 40.7                |
| 2014-04-21 | 46.5                |
| 2014-04-22 | 48.4                |
| 2014-04-23 | 50.1                |
| 2014-04-24 | 45.7                |
| 2014-04-25 | 44.5                |
| 2014-04-26 | 49.2                |
| 2014-04-27 | 46.6                |
| 2014-04-28 | 44.6                |
| 2014-04-29 | 39.6                |
| 2014-04-30 | 37.5                |
| 2014-05-01 | 36.1                |
| 2014-05-02 | 35.9                |
| 2014-05-03 | 39.4                |
| 2014-05-04 | 46.7                |
| 2014-05-05 | 55.8                |
| 2014-05-06 | 62.7                |
| 2014-05-07 | 62.9                |
| 2014-05-08 | 58.5                |
| 2014-05-09 | 53.7                |
| 2014-05-10 | 48.3                |
| 2014-05-11 | 51.0                |
| 2014-05-12 | 50.0                |
| 2014-05-13 | 45.2                |
| 2014-05-14 | 41.4                |
| 2014-05-15 | 39.5                |
| 2014-05-16 | 39.4                |
| 2014-05-17 | 41.6                |
| 2014-05-18 | 43.5                |
| 2014-05-19 | 43.7                |
| 2014-05-20 | 42.4                |
| 2014-05-21 | 40.1                |
| 2014-05-22 | 38.0                |
| 2014-05-23 | 37.1                |
| 2014-05-24 | 35.8                |
| 2014-05-25 | 34.7                |
| 2014-05-26 | 31.9                |
| 2014-05-27 | 29.5                |
| 2014-05-28 | 30.2                |
| 2014-05-29 | 27.7                |
| 2014-05-30 | 26.6                |
| 2014-05-31 | 25.6                |
| 2014-06-01 | 24.3                |
| 2014-06-02 | 23.2                |
| 2014-06-03 | 22.4                |
| 2014-06-04 | 21.4                |
| 2014-06-05 | 20.6                |
| 2014-06-06 | 20.0                |
| 2014-06-07 | 19.2                |
| 2014-06-08 | 18.4                |
| 2014-06-09 | 17.9                |
| 2014-06-10 | 17.6                |
| 2014-06-11 | 16.7                |
| 2014-06-12 | 14.7                |
| 2014-06-13 | 14.5                |
| 2014-06-14 | 12.9                |
| 2014-06-15 | 12.1                |
| 2014-06-16 | 11.5                |
| 2014-06-17 | 11.5                |
| 2014-06-18 | 12.3                |
| 2014-06-19 | 9.22                |
| 2014-06-20 | 7.96                |
| 2014-06-21 | 6.6                 |
| 2014-06-22 | 5.85                |
| 2014-06-23 | 5.29                |
| 2014-06-24 | 5.21                |
| 2014-06-25 | 4.65                |
| 2014-06-26 | 3.88                |
| 2014-06-27 | 4.92                |
| 2014-06-28 | 4.69                |
| 2014-06-29 | 3.91                |
| 2014-06-30 | 3.27                |
| 2014-07-01 | 3.44                |
| 2014-07-02 | 4.0                 |
| 2014-07-03 | 3.88                |
| 2014-07-04 | 3.71                |
| 2014-07-05 | 3.56                |
| 2014-07-06 | 4.05                |
| 2014-07-07 | 3.63                |
| 2014-07-08 | 3.49                |
| 2014-07-09 | 3.02                |
| 2014-07-10 | 5.43                |
| 2014-07-11 | 3.9                 |
| 2014-07-12 | 3.8                 |
| 2014-07-13 | 3.5                 |
| 2014-07-14 | 3.3                 |
| 2014-07-15 | 3.6                 |
| 2014-07-16 | 3.5                 |
| 2014-07-17 | 2.98                |
| 2014-07-18 | 2.71                |
| 2014-07-19 | 2.6                 |
| 2014-07-20 | 2.68                |
| 2014-07-21 | 2.77                |
| 2014-07-22 | 2.31                |
| 2014-07-23 | 2.03                |
| 2014-07-24 | 1.88                |
| 2014-07-25 | 1.6                 |
| 2014-07-26 | 1.37                |
| 2014-07-27 | 1.29                |
| 2014-07-28 | 1.3                 |
| 2014-07-29 | 2.36                |
| 2014-07-30 | 3.06                |
| 2014-07-31 | 1.79                |
| 2014-08-01 | 1.37                |
| 2014-08-02 | 1.13                |
| 2014-08-03 | 1.01                |
| 2014-08-04 | 4.07                |
| 2014-08-05 | 11.5                |
| 2014-08-06 | 12.5                |
| 2014-08-07 | 9.56                |
| 2014-08-08 | 7.6                 |
| 2014-08-09 | 7.36                |
| 2014-08-10 | 6.19                |
| 2014-08-11 | 6.11                |
| 2014-08-12 | 5.38                |
| 2014-08-13 | 4.98                |
| 2014-08-14 | 4.7                 |
| 2014-08-15 | 2.8                 |
| 2014-08-16 | 1.8900000000000001  |
| 2014-08-17 | 1.79                |
| 2014-08-18 | 1.69                |
| 2014-08-19 | 2.5300000000000002  |
| 2014-08-20 | 5.23                |
| 2014-08-21 | 3.05                |
| 2014-08-22 | 2.24                |
| 2014-08-23 | 4.18                |
| 2014-08-24 | 4.24                |
| 2014-08-25 | 4.06                |
| 2014-08-26 | 4.57                |
| 2014-08-27 | 3.19                |
| 2014-08-28 | 2.17                |
| 2014-08-29 | 1.51                |
| 2014-08-30 | 1.2                 |
| 2014-08-31 | 1.11                |
| 2014-09-01 | 0.78                |
| 2014-09-02 | 0.63                |
| 2014-09-03 | 0.54                |
| 2014-09-04 | 0.39                |
| 2014-09-05 | 0.46                |
| 2014-09-06 | 1.94                |
| 2014-09-07 | 1.26                |
| 2014-09-08 | 1.07                |
| 2014-09-09 | 2.93                |
| 2014-09-10 | 3.29                |
| 2014-09-11 | 1.72                |
| 2014-09-12 | 1.01                |
| 2014-09-13 | 0.81                |
| 2014-09-14 | 0.76                |
| 2014-09-15 | 0.6900000000000001  |
| 2014-09-16 | 0.77                |
| 2014-09-17 | 0.7000000000000001  |
| 2014-09-18 | 0.62                |
| 2014-09-19 | 0.61                |
| 2014-09-20 | 0.61                |
| 2014-09-21 | 1.54                |
| 2014-09-22 | 3.77                |
| 2014-09-23 | 2.52                |
| 2014-09-24 | 1.38                |
| 2014-09-25 | 1.07                |
| 2014-09-26 | 0.9500000000000001  |
| 2014-09-27 | 16.9                |
| 2014-09-28 | 29.7                |
| 2014-09-29 | 21.4                |
| 2014-09-30 | 13.8                |
| 2014-10-01 | 20.0                |
| 2014-10-02 | 13.9                |
| 2014-10-03 | 8.01                |
| 2014-10-04 | 6.54                |
| 2014-10-05 | 5.65                |
| 2014-10-06 | 5.28                |
| 2014-10-07 | 4.71                |
| 2014-10-08 | 4.11                |
| 2014-10-09 | 3.77                |
| 2014-10-10 | 3.63                |
| 2014-10-11 | 3.5300000000000002  |
| 2014-10-12 | 3.68                |
| 2014-10-13 | 3.67                |
| 2014-10-14 | 3.54                |
| 2014-10-15 | 3.37                |
| 2014-10-16 | 3.36                |
| 2014-10-17 | 3.17                |
| 2014-10-18 | 3.54                |
| 2014-10-19 | 3.13                |
| 2014-10-20 | 3.15                |
| 2014-10-21 | 3.15                |
| 2014-10-22 | 3.47                |
| 2014-10-23 | 3.36                |
| 2014-10-24 | 3.08                |
| 2014-10-25 | 2.94                |
| 2014-10-26 | 3.16                |
| 2014-10-27 | 2.9                 |
| 2014-10-28 | 2.7800000000000002  |
| 2014-10-29 | 2.55                |
| 2014-10-30 | 2.59                |
| 2014-10-31 | 2.76                |
| 2014-11-01 | 2.92                |
| 2014-11-02 | 3.26                |
| 2014-11-03 | 3.84                |
| 2014-11-04 | 3.29                |
| 2014-11-05 | 2.81                |
| 2014-11-06 | 2.73                |
| 2014-11-07 | 2.77                |
| 2014-11-08 | 2.98                |
| 2014-11-09 | 2.94                |
| 2014-11-10 | 3.03                |
| 2014-11-11 | 3.0                 |
| 2014-11-12 | 2.9                 |
| 2014-11-13 | 2.8                 |
| 2014-11-14 | 2.5                 |
| 2014-11-15 | 2.4                 |
| 2014-11-16 | 2.3                 |
| 2014-11-17 | 2.3                 |
| 2014-11-18 | 2.3                 |
| 2014-11-19 | 2.4                 |
| 2014-11-20 | 2.4                 |
| 2014-11-21 | 2.4                 |
| 2014-11-22 | 2.5                 |
| 2014-11-23 | 2.5                 |
| 2014-11-24 | 2.5                 |
| 2014-11-25 | 2.4                 |
| 2014-11-26 | 2.5                 |
| 2014-11-27 | 2.5                 |
| 2014-11-28 | 2.5                 |
| 2014-11-29 | 2.6                 |
| 2014-11-30 | 2.6                 |
| 2014-12-01 | 2.6                 |
| 2014-12-02 | 2.5                 |
| 2014-12-03 | 2.4                 |
| 2014-12-04 | 2.5                 |
| 2014-12-05 | 2.5                 |
| 2014-12-06 | 2.5                 |
| 2014-12-07 | 2.4                 |
| 2014-12-08 | 2.4                 |
| 2014-12-09 | 2.3                 |
| 2014-12-10 | 2.2                 |
| 2014-12-11 | 2.1                 |
| 2014-12-12 | 2.0                 |
| 2014-12-13 | 2.3                 |
| 2014-12-14 | 2.4                 |
| 2014-12-15 | 2.3                 |
| 2014-12-16 | 2.3                 |
| 2014-12-17 | 2.3                 |
| 2014-12-18 | 2.2                 |
| 2014-12-19 | 2.2                 |
| 2014-12-20 | 2.2                 |
| 2014-12-21 | 2.3                 |
| 2014-12-22 | 2.4                 |
| 2014-12-23 | 2.4                 |
| 2014-12-24 | 2.3                 |
| 2014-12-25 | 2.3                 |
| 2014-12-26 | 2.1                 |
| 2014-12-27 | 1.9                 |
| 2014-12-28 | 1.8                 |
| 2014-12-29 | 1.6                 |
| 2014-12-30 | 1.5                 |
| 2014-12-31 | 1.3                 |
| 2015-01-01 | 1.2                 |
| 2015-01-02 | 1.5                 |
| 2015-01-03 | 1.6                 |
| 2015-01-04 | 1.6                 |
| 2015-01-05 | 1.8                 |
| 2015-01-06 | 2.2                 |
| 2015-01-07 | 2.8                 |
| 2015-01-08 | 2.2                 |
| 2015-01-09 | 1.9                 |
| 2015-01-10 | 1.9                 |
| 2015-01-11 | 2.0                 |
| 2015-01-12 | 2.0                 |
| 2015-01-13 | 1.9                 |
| 2015-01-14 | 1.9                 |
| 2015-01-15 | 1.7000000000000002  |
| 2015-01-16 | 1.9                 |
| 2015-01-17 | 2.0                 |
| 2015-01-18 | 2.2                 |
| 2015-01-19 | 2.2                 |
| 2015-01-20 | 2.0                 |
| 2015-01-21 | 1.9                 |
| 2015-01-22 | 2.0                 |
| 2015-01-23 | 2.1                 |
| 2015-01-24 | 2.2                 |
| 2015-01-25 | 2.3                 |
| 2015-01-26 | 2.4                 |
| 2015-01-27 | 2.4                 |
| 2015-01-28 | 2.4                 |
| 2015-01-29 | 2.3                 |
| 2015-01-30 | 2.4                 |
| 2015-01-31 | 2.5                 |
| 2015-02-01 | 2.5                 |
| 2015-02-02 | 2.5                 |
| 2015-02-03 | 2.5                 |
| 2015-02-04 | 2.4                 |
| 2015-02-05 | 2.5                 |
| 2015-02-06 | 2.5                 |
| 2015-02-07 | 2.5                 |
| 2015-02-08 | 2.4                 |
| 2015-02-09 | 2.4                 |
| 2015-02-10 | 2.4                 |
| 2015-02-11 | 2.5                 |
| 2015-02-12 | 2.5                 |
| 2015-02-13 | 2.5                 |
| 2015-02-14 | 2.4                 |
| 2015-02-15 | 2.5                 |
| 2015-02-16 | 2.5                 |
| 2015-02-17 | 2.5                 |
| 2015-02-18 | 2.5                 |
| 2015-02-19 | 2.5                 |
| 2015-02-20 | 2.4                 |
| 2015-02-21 | 2.4                 |
| 2015-02-22 | 2.2                 |
| 2015-02-23 | 2.3                 |
| 2015-02-24 | 2.4                 |
| 2015-02-25 | 2.4                 |
| 2015-02-26 | 2.3                 |
| 2015-02-27 | 2.1                 |
| 2015-02-28 | 2.1                 |
| 2015-03-01 | 2.1                 |
| 2015-03-02 | 1.9                 |
| 2015-03-03 | 1.9                 |
| 2015-03-04 | 1.9                 |
| 2015-03-05 | 2.1                 |
| 2015-03-06 | 2.4                 |
| 2015-03-07 | 2.6                 |
| 2015-03-08 | 3.02                |
| 2015-03-09 | 3.05                |
| 2015-03-10 | 2.9699999999999998  |
| 2015-03-11 | 3.29                |
| 2015-03-12 | 3.3                 |
| 2015-03-13 | 3.58                |
| 2015-03-14 | 4.54                |
| 2015-03-15 | 5.61                |
| 2015-03-16 | 7.42                |
| 2015-03-17 | 9.26                |
| 2015-03-18 | 12.8                |
| 2015-03-19 | 14.2                |
| 2015-03-20 | 12.6                |
| 2015-03-21 | 13.1                |
| 2015-03-22 | 14.0                |
| 2015-03-23 | 14.2                |
| 2015-03-24 | 13.1                |
| 2015-03-25 | 11.6                |
| 2015-03-26 | 9.27                |
| 2015-03-27 | 9.47                |
| 2015-03-28 | 11.5                |
| 2015-03-29 | 15.1                |
| 2015-03-30 | 14.7                |
| 2015-03-31 | 14.9                |
| 2015-04-01 | 17.0                |
| 2015-04-02 | 15.8                |
| 2015-04-03 | 12.9                |
| 2015-04-04 | 11.5                |
| 2015-04-05 | 10.8                |
| 2015-04-06 | 9.55                |
| 2015-04-07 | 9.0                 |
| 2015-04-08 | 8.43                |
| 2015-04-09 | 8.78                |
| 2015-04-10 | 7.94                |
| 2015-04-11 | 7.52                |
| 2015-04-12 | 7.55                |
| 2015-04-13 | 7.1                 |
| 2015-04-14 | 7.5600000000000005  |
| 2015-04-15 | 9.06                |
| 2015-04-16 | 9.02                |
| 2015-04-17 | 8.92                |
| 2015-04-18 | 9.78                |
| 2015-04-19 | 8.51                |
| 2015-04-20 | 7.9                 |
| 2015-04-21 | 7.67                |
| 2015-04-22 | 7.88                |
| 2015-04-23 | 9.08                |
| 2015-04-24 | 9.21                |
| 2015-04-25 | 11.0                |
| 2015-04-26 | 14.0                |
| 2015-04-27 | 11.9                |
| 2015-04-28 | 10.4                |
| 2015-04-29 | 9.66                |
| 2015-04-30 | 9.66                |
| 2015-05-01 | 10.1                |
| 2015-05-02 | 10.6                |
| 2015-05-03 | 10.7                |
| 2015-05-04 | 11.5                |
| 2015-05-05 | 12.2                |
| 2015-05-06 | 16.6                |
| 2015-05-07 | 15.2                |
| 2015-05-08 | 11.9                |
| 2015-05-09 | 12.6                |
| 2015-05-10 | 13.0                |
| 2015-05-11 | 11.5                |
| 2015-05-12 | 9.0                 |
| 2015-05-13 | 8.67                |
| 2015-05-14 | 9.32                |
| 2015-05-15 | 16.6                |
| 2015-05-16 | 17.1                |
| 2015-05-17 | 17.3                |
| 2015-05-18 | 17.9                |
| 2015-05-19 | 17.8                |
| 2015-05-20 | 17.8                |
| 2015-05-21 | 18.8                |
| 2015-05-22 | 18.5                |
| 2015-05-23 | 19.4                |
| 2015-05-24 | 18.5                |
| 2015-05-25 | 18.7                |
| 2015-05-26 | 19.5                |
| 2015-05-27 | 20.2                |
| 2015-05-28 | 19.9                |
| 2015-05-29 | 18.7                |
| 2015-05-30 | 17.9                |
| 2015-05-31 | 18.2                |
| 2015-06-01 | 17.7                |
| 2015-06-02 | 17.1                |
| 2015-06-03 | 16.0                |
| 2015-06-04 | 16.4                |
| 2015-06-05 | 16.2                |
| 2015-06-06 | 17.3                |
| 2015-06-07 | 16.3                |
| 2015-06-08 | 15.4                |
| 2015-06-09 | 15.0                |
| 2015-06-10 | 15.6                |
| 2015-06-11 | 18.6                |
| 2015-06-12 | 20.1                |
| 2015-06-13 | 17.9                |
| 2015-06-14 | 15.9                |
| 2015-06-15 | 14.7                |
| 2015-06-16 | 14.9                |
| 2015-06-17 | 13.1                |
| 2015-06-18 | 11.0                |
| 2015-06-19 | 9.83                |
| 2015-06-20 | 8.51                |
| 2015-06-21 | 7.77                |
| 2015-06-22 | 7.09                |
| 2015-06-23 | 5.84                |
| 2015-06-24 | 5.79                |
| 2015-06-25 | 5.18                |
| 2015-06-26 | 4.64                |
| 2015-06-27 | 4.29                |
| 2015-06-28 | 4.32                |
| 2015-06-29 | 4.36                |
| 2015-06-30 | 3.99                |
| 2015-07-01 | 3.21                |
| 2015-07-02 | 2.85                |
| 2015-07-03 | 2.37                |
| 2015-07-04 | 2.2800000000000002  |
| 2015-07-05 | 2.89                |
| 2015-07-06 | 3.44                |
| 2015-07-07 | 3.3                 |
| 2015-07-08 | 5.5                 |
| 2015-07-09 | 6.57                |
| 2015-07-10 | 8.78                |
| 2015-07-11 | 12.6                |
| 2015-07-12 | 7.84                |
| 2015-07-13 | 5.17                |
| 2015-07-14 | 4.24                |
| 2015-07-15 | 4.51                |
| 2015-07-16 | 4.69                |
| 2015-07-17 | 4.27                |
| 2015-07-18 | 3.83                |
| 2015-07-19 | 3.66                |
| 2015-07-20 | 3.86                |
| 2015-07-21 | 4.45                |
| 2015-07-22 | 4.41                |
| 2015-07-23 | 3.83                |
| 2015-07-24 | 3.0                 |
| 2015-07-25 | 2.27                |
| 2015-07-26 | 1.99                |
| 2015-07-27 | 1.58                |
| 2015-07-28 | 1.42                |
| 2015-07-29 | 1.23                |
| 2015-07-30 | 1.12                |
| 2015-07-31 | 0.9                 |
| 2015-08-01 | 0.78                |
| 2015-08-02 | 4.62                |
| 2015-08-03 | 7.76                |
| 2015-08-04 | 4.71                |
| 2015-08-05 | 2.29                |
| 2015-08-06 | 1.33                |
| 2015-08-07 | 1.19                |
| 2015-08-08 | 1.5899999999999999  |
| 2015-08-09 | 1.43                |
| 2015-08-10 | 1.2                 |
| 2015-08-11 | 0.96                |
| 2015-08-12 | 1.2                 |
| 2015-08-13 | 2.0                 |
| 2015-08-14 | 2.4                 |
| 2015-08-15 | 1.9100000000000001  |
| 2015-08-16 | 1.67                |
| 2015-08-17 | 1.9                 |
| 2015-08-18 | 0.92                |
| 2015-08-19 | 0.6000000000000001  |
| 2015-08-20 | 0.48                |
| 2015-08-21 | 0.41000000000000003 |
| 2015-08-22 | 0.31                |
| 2015-08-23 | 0.28                |
| 2015-08-24 | 0.37                |
| 2015-08-25 | 0.44                |
| 2015-08-26 | 0.53                |
| 2015-08-27 | 0.9500000000000001  |
| 2015-08-28 | 0.9500000000000001  |
| 2015-08-29 | 0.71                |
| 2015-08-30 | 0.55                |
| 2015-08-31 | 0.41000000000000003 |
| 2015-09-01 | 0.38                |
| 2015-09-02 | 0.68                |
| 2015-09-03 | 0.58                |
| 2015-09-04 | 0.49                |
| 2015-09-05 | 0.5                 |
| 2015-09-06 | 0.51                |
| 2015-09-07 | 0.51                |
| 2015-09-08 | 0.51                |
| 2015-09-09 | 0.52                |
| 2015-09-10 | 0.44                |
| 2015-09-11 | 0.42                |
| 2015-09-12 | 0.42                |
| 2015-09-13 | 0.4                 |
| 2015-09-14 | 0.32                |
| 2015-09-15 | 0.63                |
| 2015-09-16 | 1.3900000000000001  |
| 2015-09-17 | 2.2800000000000002  |
| 2015-09-18 | 1.19                |
| 2015-09-19 | 5.14                |
| 2015-09-20 | 1.34                |
| 2015-09-21 | 0.88                |
| 2015-09-22 | 0.87                |
| 2015-09-23 | 0.81                |
| 2015-09-24 | 0.8                 |
| 2015-09-25 | 0.8300000000000001  |
| 2015-09-26 | 0.8200000000000001  |
| 2015-09-27 | 0.8                 |
| 2015-09-28 | 0.84                |
| 2015-09-29 | 0.86                |
| 2015-09-30 | 1.03                |
| 2015-10-01 | 1.13                |
| 2015-10-02 | 1.25                |
| 2015-10-03 | 1.72                |
| 2015-10-04 | 1.83                |
| 2015-10-05 | 1.8                 |
| 2015-10-06 | 2.27                |
| 2015-10-07 | 2.34                |
| 2015-10-08 | 2.2                 |
| 2015-10-09 | 2.03                |
| 2015-10-10 | 1.9300000000000002  |
| 2015-10-11 | 1.92                |
| 2015-10-12 | 1.82                |
| 2015-10-13 | 1.79                |
| 2015-10-14 | 1.82                |
| 2015-10-15 | 1.9                 |
| 2015-10-16 | 1.9300000000000002  |
| 2015-10-17 | 1.98                |
| 2015-10-18 | 2.22                |
| 2015-10-19 | 3.64                |
| 2015-10-20 | 4.24                |
| 2015-10-21 | 3.9                 |
| 2015-10-22 | 3.59                |
| 2015-10-23 | 3.08                |
| 2015-10-24 | 2.79                |
| 2015-10-25 | 2.64                |
| 2015-10-26 | 2.7800000000000002  |
| 2015-10-27 | 2.73                |
| 2015-10-28 | 2.67                |
| 2015-10-29 | 2.87                |
| 2015-10-30 | 3.02                |
| 2015-10-31 | 3.0                 |
| 2015-11-01 | 2.84                |
| 2015-11-02 | 2.75                |
| 2015-11-03 | 2.83                |
| 2015-11-04 | 2.83                |
| 2015-11-05 | 2.83                |
| 2015-11-06 | 2.77                |
| 2015-11-07 | 2.6                 |
| 2015-11-08 | 2.7                 |
| 2015-11-09 | 2.7                 |
| 2015-11-10 | 2.5                 |
| 2015-11-11 | 2.4                 |
| 2015-11-12 | 2.3                 |
| 2015-11-13 | 2.4                 |
| 2015-11-14 | 2.5                 |
| 2015-11-15 | 2.6                 |
| 2015-11-16 | 2.7                 |
| 2015-11-17 | 2.6                 |
| 2015-11-18 | 2.7                 |
| 2015-11-19 | 2.8                 |
| 2015-11-20 | 2.8                 |
| 2015-11-21 | 2.5                 |
| 2015-11-22 | 2.4                 |
| 2015-11-23 | 2.3                 |
| 2015-11-24 | 2.4                 |
| 2015-11-25 | 2.5                 |
| 2015-11-26 | 2.4                 |
| 2015-11-27 | 2.3                 |
| 2015-11-28 | 2.3                 |
| 2015-11-29 | 2.3                 |
| 2015-11-30 | 2.2                 |
| 2015-12-01 | 2.2                 |
| 2015-12-02 | 2.3                 |
| 2015-12-03 | 2.5                 |
| 2015-12-04 | 2.7                 |
| 2015-12-05 | 2.6                 |
| 2015-12-06 | 2.5                 |
| 2015-12-07 | 2.6                 |
| 2015-12-08 | 2.8                 |
| 2015-12-09 | 2.7                 |
| 2015-12-10 | 2.7                 |
| 2015-12-11 | 2.5                 |
| 2015-12-12 | 2.4                 |
| 2015-12-13 | 2.3                 |
| 2015-12-14 | 2.3                 |
| 2015-12-15 | 2.2                 |
| 2015-12-16 | 2.1                 |
| 2015-12-17 | 2.2                 |
| 2015-12-18 | 2.3                 |
| 2015-12-19 | 2.4                 |
| 2015-12-20 | 2.4                 |
| 2015-12-21 | 2.6                 |
| 2015-12-22 | 2.6                 |
| 2015-12-23 | 2.4                 |
| 2015-12-24 | 2.1                 |
| 2015-12-25 | 1.9                 |
| 2015-12-26 | 1.8                 |
| 2015-12-27 | 1.6                 |
| 2015-12-28 | 1.7000000000000002  |
| 2015-12-29 | 1.9                 |
| 2015-12-30 | 2.0                 |
| 2015-12-31 | 1.8                 |
| 2016-01-01 | 1.9                 |
| 2016-01-02 | 2.1                 |
| 2016-01-03 | 2.3                 |
| 2016-01-04 | 2.4                 |
| 2016-01-05 | 2.6                 |
| 2016-01-06 | 2.5                 |
| 2016-01-07 | 2.4                 |
| 2016-01-08 | 2.3                 |
| 2016-01-09 | 2.1                 |
| 2016-01-10 | 2.0                 |
| 2016-01-11 | 2.1                 |
| 2016-01-12 | 2.0                 |
| 2016-01-13 | 2.0                 |
| 2016-01-14 | 2.2                 |
| 2016-01-15 | 2.3                 |
| 2016-01-16 | 2.4                 |
| 2016-01-17 | 2.4                 |
| 2016-01-18 | 2.3                 |
| 2016-01-19 | 2.3                 |
| 2016-01-20 | 2.2                 |
| 2016-01-21 | 2.1                 |
| 2016-01-22 | 2.1                 |
| 2016-01-23 | 2.2                 |
| 2016-01-24 | 2.3                 |
| 2016-01-25 | 2.2                 |
| 2016-01-26 | 2.2                 |
| 2016-01-27 | 2.2                 |
| 2016-01-28 | 2.3                 |
| 2016-01-29 | 2.4                 |
| 2016-01-30 | 2.2                 |
| 2016-01-31 | 2.1                 |
| 2016-02-01 | 1.9                 |
| 2016-02-02 | 1.8                 |
| 2016-02-03 | 1.8                 |
| 2016-02-04 | 1.9                 |
| 2016-02-05 | 2.0                 |
| 2016-02-06 | 2.2                 |
| 2016-02-07 | 2.44                |
| 2016-02-08 | 2.6                 |
| 2016-02-09 | 2.8                 |
| 2016-02-10 | 3.0                 |
| 2016-02-11 | 3.2                 |
| 2016-02-12 | 3.2                 |
| 2016-02-13 | 3.1                 |
| 2016-02-14 | 3.4                 |
| 2016-02-15 | 3.7                 |
| 2016-02-16 | 3.9                 |
| 2016-02-17 | 3.9                 |
| 2016-02-18 | 3.8                 |
| 2016-02-19 | 3.8                 |
| 2016-02-20 | 4.2                 |
| 2016-02-21 | 4.8                 |
| 2016-02-22 | 5.1                 |
| 2016-02-23 | 5.0                 |
| 2016-02-24 | 5.1                 |
| 2016-02-25 | 5.6                 |
| 2016-02-26 | 6.0                 |
| 2016-02-27 | 6.8                 |
| 2016-02-28 | 7.6                 |
| 2016-02-29 | 8.3                 |
| 2016-03-01 | 10.0                |
| 2016-03-02 | 11.4                |
| 2016-03-03 | 9.83                |
| 2016-03-04 | 8.86                |
| 2016-03-05 | 9.23                |
| 2016-03-06 | 8.96                |
| 2016-03-07 | 8.3                 |
| 2016-03-08 | 6.76                |
| 2016-03-09 | 7.07                |
| 2016-03-10 | 5.9                 |
| 2016-03-11 | 7.5                 |
| 2016-03-12 | 7.7                 |
| 2016-03-13 | 7.8                 |
| 2016-03-14 | 9.01                |
| 2016-03-15 | 8.47                |
| 2016-03-16 | 8.94                |
| 2016-03-17 | 8.51                |
| 2016-03-18 | 8.78                |
| 2016-03-19 | 9.03                |
| 2016-03-20 | 9.98                |
| 2016-03-21 | 11.3                |
| 2016-03-22 | 12.4                |
| 2016-03-23 | 11.9                |
| 2016-03-24 | 11.0                |
| 2016-03-25 | 11.9                |
| 2016-03-26 | 11.5                |
| 2016-03-27 | 11.2                |
| 2016-03-28 | 12.2                |
| 2016-03-29 | 13.3                |
| 2016-03-30 | 13.0                |
| 2016-03-31 | 13.4                |
| 2016-04-01 | 13.9                |
| 2016-04-02 | 14.6                |
| 2016-04-03 | 16.9                |
| 2016-04-04 | 19.1                |
| 2016-04-05 | 17.3                |
| 2016-04-06 | 16.7                |
| 2016-04-07 | 17.4                |
| 2016-04-08 | 19.4                |
| 2016-04-09 | 19.6                |
| 2016-04-10 | 22.5                |
| 2016-04-11 | 25.0                |
| 2016-04-12 | 25.5                |
| 2016-04-13 | 26.3                |
| 2016-04-14 | 28.6                |
| 2016-04-15 | 28.4                |
| 2016-04-16 | 25.9                |
| 2016-04-17 | 25.1                |
| 2016-04-18 | 24.2                |
| 2016-04-19 | 23.4                |
| 2016-04-20 | 22.8                |
| 2016-04-21 | 23.7                |
| 2016-04-22 | 25.2                |
| 2016-04-23 | 26.8                |
| 2016-04-24 | 29.1                |
| 2016-04-25 | 31.4                |
| 2016-04-26 | 32.0                |
| 2016-04-27 | 32.0                |
| 2016-04-28 | 44.9                |
| 2016-04-29 | 50.3                |
| 2016-04-30 | 49.1                |
| 2016-05-01 | 47.9                |
| 2016-05-02 | 48.4                |
| 2016-05-03 | 48.8                |
| 2016-05-04 | 50.3                |
| 2016-05-05 | 55.4                |
| 2016-05-06 | 64.0                |
| 2016-05-07 | 72.5                |
| 2016-05-08 | 74.5                |
| 2016-05-09 | 74.3                |
| 2016-05-10 | 72.9                |
| 2016-05-11 | 72.9                |
| 2016-05-12 | 69.4                |
| 2016-05-13 | 66.1                |
| 2016-05-14 | 63.0                |
| 2016-05-15 | 62.9                |
| 2016-05-16 | 61.7                |
| 2016-05-17 | 59.3                |
| 2016-05-18 | 54.3                |
| 2016-05-19 | 51.4                |
| 2016-05-20 | 47.5                |
| 2016-05-21 | 44.7                |
| 2016-05-22 | 43.1                |
| 2016-05-23 | 41.8                |
| 2016-05-24 | 40.8                |
| 2016-05-25 | 39.6                |
| 2016-05-26 | 38.7                |
| 2016-05-27 | 38.9                |
| 2016-05-28 | 36.7                |
| 2016-05-29 | 36.0                |
| 2016-05-30 | 34.7                |
| 2016-05-31 | 33.7                |
| 2016-06-01 | 32.3                |
| 2016-06-02 | 31.2                |
| 2016-06-03 | 30.3                |
| 2016-06-04 | 29.5                |
| 2016-06-05 | 28.8                |
| 2016-06-06 | 27.8                |
| 2016-06-07 | 26.4                |
| 2016-06-08 | 24.4                |
| 2016-06-09 | 22.1                |
| 2016-06-10 | 20.0                |
| 2016-06-11 | 19.1                |
| 2016-06-12 | 18.1                |
| 2016-06-13 | 19.3                |
| 2016-06-14 | 19.2                |
| 2016-06-15 | 16.6                |
| 2016-06-16 | 15.1                |
| 2016-06-17 | 14.2                |
| 2016-06-18 | 13.3                |
| 2016-06-19 | 12.5                |
| 2016-06-20 | 11.9                |
| 2016-06-21 | 11.0                |
| 2016-06-22 | 10.7                |
| 2016-06-23 | 10.0                |
| 2016-06-24 | 9.55                |
| 2016-06-25 | 9.03                |
| 2016-06-26 | 8.62                |
| 2016-06-27 | 8.25                |
| 2016-06-28 | 8.03                |
| 2016-06-29 | 8.05                |
| 2016-06-30 | 9.21                |
| 2016-07-01 | 11.8                |
| 2016-07-02 | 11.3                |
| 2016-07-03 | 10.3                |
| 2016-07-04 | 9.4                 |
| 2016-07-05 | 8.37                |
| 2016-07-06 | 7.31                |
| 2016-07-07 | 6.61                |
| 2016-07-08 | 6.17                |
| 2016-07-09 | 6.1                 |
| 2016-07-10 | 5.7                 |
| 2016-07-11 | 5.2                 |
| 2016-07-12 | 4.7                 |
| 2016-07-13 | 4.4                 |
| 2016-07-14 | 4.2                 |
| 2016-07-15 | 3.9                 |
| 2016-07-16 | 3.9                 |
| 2016-07-17 | 3.8                 |
| 2016-07-18 | 3.7                 |
| 2016-07-19 | 3.6                 |
| 2016-07-20 | 3.2                 |
| 2016-07-21 | 2.9                 |
| 2016-07-22 | 3.3                 |
| 2016-07-23 | 3.65                |
| 2016-07-24 | 3.16                |
| 2016-07-25 | 2.6                 |
| 2016-07-26 | 2.46                |
| 2016-07-27 | 2.46                |
| 2016-07-28 | 2.05                |
| 2016-07-29 | 1.71                |
| 2016-07-30 | 1.51                |
| 2016-07-31 | 1.72                |
| 2016-08-01 | 1.82                |
| 2016-08-02 | 1.62                |
| 2016-08-03 | 1.49                |
| 2016-08-04 | 1.46                |
| 2016-08-05 | 1.31                |
| 2016-08-06 | 1.46                |
| 2016-08-07 | 5.48                |
| 2016-08-08 | 4.68                |
| 2016-08-09 | 2.61                |
| 2016-08-10 | 1.94                |
| 2016-08-11 | 1.48                |
| 2016-08-12 | 1.5                 |
| 2016-08-13 | 1.28                |
| 2016-08-14 | 1.06                |
| 2016-08-15 | 1.05                |
| 2016-08-16 | 1.03                |
| 2016-08-17 | 1.2                 |
| 2016-08-18 | 1.16                |
| 2016-08-19 | 0.87                |
| 2016-08-20 | 0.74                |
| 2016-08-21 | 0.54                |
| 2016-08-22 | 0.47000000000000003 |
| 2016-08-23 | 0.53                |
| 2016-08-24 | 0.53                |
| 2016-08-25 | 0.42                |
| 2016-08-26 | 0.41000000000000003 |
| 2016-08-27 | 0.55                |
| 2016-08-28 | 0.68                |
| 2016-08-29 | 0.65                |
| 2016-08-30 | 0.52                |
| 2016-08-31 | 0.47000000000000003 |
| 2016-09-01 | 0.41000000000000003 |
| 2016-09-02 | 0.47000000000000003 |
| 2016-09-03 | 0.62                |
| 2016-09-04 | 0.7000000000000001  |
| 2016-09-05 | 0.73                |
| 2016-09-06 | 0.6000000000000001  |
| 2016-09-07 | 0.49                |
| 2016-09-08 | 0.43                |
| 2016-09-09 | 0.4                 |
| 2016-09-10 | 0.36                |
| 2016-09-11 | 0.42                |
| 2016-09-12 | 0.41000000000000003 |
| 2016-09-13 | 0.5                 |
| 2016-09-14 | 1.1                 |
| 2016-09-15 | 1.31                |
| 2016-09-16 | 1.03                |
| 2016-09-17 | 0.98                |
| 2016-09-18 | 1.05                |
| 2016-09-19 | 0.97                |
| 2016-09-20 | 0.77                |
| 2016-09-21 | 0.92                |
| 2016-09-22 | 12.9                |
| 2016-09-23 | 17.0                |
| 2016-09-24 | 7.1                 |
| 2016-09-25 | 5.0                 |
| 2016-09-26 | 3.8                 |
| 2016-09-27 | 3.01                |
| 2016-09-28 | 2.7                 |
| 2016-09-29 | 2.55                |
| 2016-09-30 | 2.58                |
| 2016-10-01 | 2.62                |
| 2016-10-02 | 2.73                |
| 2016-10-03 | 2.7800000000000002  |
| 2016-10-04 | 2.73                |
| 2016-10-05 | 2.7                 |
| 2016-10-06 | 2.6                 |
| 2016-10-07 | 2.55                |
| 2016-10-08 | 2.55                |
| 2016-10-09 | 2.61                |
| 2016-10-10 | 2.63                |
| 2016-10-11 | 2.77                |
| 2016-10-12 | 2.76                |
| 2016-10-13 | 2.7                 |
| 2016-10-14 | 2.7199999999999998  |
| 2016-10-15 | 2.77                |
| 2016-10-16 | 2.66                |
| 2016-10-17 | 3.12                |
| 2016-10-18 | 3.22                |
| 2016-10-19 | 3.0                 |
| 2016-10-20 | 2.84                |
| 2016-10-21 | 2.86                |
| 2016-10-22 | 2.95                |
| 2016-10-23 | 3.11                |
| 2016-10-24 | 2.88                |
| 2016-10-25 | 3.07                |
| 2016-10-26 | 3.07                |
| 2016-10-27 | 2.93                |
| 2016-10-28 | 2.87                |
| 2016-10-29 | 3.71                |
| 2016-10-30 | 3.22                |
| 2016-10-31 | 3.47                |
| 2016-11-01 | 3.43                |
| 2016-11-02 | 3.17                |
| 2016-11-03 | 2.85                |
| 2016-11-04 | 2.75                |
| 2016-11-05 | 2.8200000000000003  |
| 2016-11-06 | 2.74                |
| 2016-11-07 | 2.68                |
| 2016-11-08 | 2.62                |
| 2016-11-09 | 2.67                |
| 2016-11-10 | 2.64                |
| 2016-11-11 | 2.65                |
| 2016-11-12 | 2.61                |
| 2016-11-13 | 2.58                |
| 2016-11-14 | 2.56                |
| 2016-11-15 | 2.52                |
| 2016-11-16 | 2.5300000000000002  |
| 2016-11-17 | 2.45                |
| 2016-11-18 | 2.29                |
| 2016-11-19 | 2.33                |
| 2016-11-20 | 2.35                |
| 2016-11-21 | 2.36                |
| 2016-11-22 | 2.36                |
| 2016-11-23 | 2.35                |
| 2016-11-24 | 2.33                |
| 2016-11-25 | 2.3                 |
| 2016-11-26 | 2.36                |
| 2016-11-27 | 2.38                |
| 2016-11-28 | 2.34                |
| 2016-11-29 | 2.33                |
| 2016-11-30 | 2.27                |
| 2016-12-01 | 2.27                |
| 2016-12-02 | 2.23                |
| 2016-12-03 | 2.24                |
| 2016-12-04 | 2.2800000000000002  |
| 2016-12-05 | 2.25                |
| 2016-12-06 | 2.01                |
| 2016-12-07 | 2.04                |
| 2016-12-08 | 2.12                |
| 2016-12-09 | 2.34                |
| 2016-12-10 | 2.37                |
| 2016-12-11 | 2.33                |
| 2016-12-12 | 2.25                |
| 2016-12-13 | 2.09                |
| 2016-12-14 | 2.2800000000000002  |
| 2016-12-15 | 2.49                |
| 2016-12-16 | 2.43                |
| 2016-12-17 | 2.25                |
| 2016-12-18 | 2.2800000000000002  |
| 2016-12-19 | 2.23                |
| 2016-12-20 | 2.38                |
| 2016-12-21 | 2.79                |
| 2016-12-22 | 2.79                |
| 2016-12-23 | 2.93                |
| 2016-12-24 | 3.17                |
| 2016-12-25 | 2.94                |
| 2016-12-26 | 2.47                |
| 2016-12-27 | 2.13                |
| 2016-12-28 | 2.31                |
| 2016-12-29 | 2.0                 |
| 2016-12-30 | 1.6600000000000001  |
| 2016-12-31 | 1.72                |
| 2017-01-01 | 1.72                |
| 2017-01-02 | 1.75                |
| 2017-01-03 | 1.75                |
| 2017-01-04 | 1.85                |
| 2017-01-05 | 1.54                |
| 2017-01-06 | 1.3900000000000001  |
| 2017-01-07 | 1.45                |
| 2017-01-08 | 1.58                |
| 2017-01-09 | 1.6099999999999999  |
| 2017-01-10 | 1.56                |
| 2017-01-11 | 1.31                |
| 2017-01-12 | 1.19                |
| 2017-01-13 | 1.1                 |
| 2017-01-14 | 1.12                |
| 2017-01-15 | 1.19                |
| 2017-01-16 | 1.34                |
| 2017-01-17 | 1.44                |
| 2017-01-18 | 1.55                |
| 2017-01-19 | 1.57                |
| 2017-01-20 | 1.62                |
| 2017-01-21 | 1.67                |
| 2017-01-22 | 1.6099999999999999  |
| 2017-01-23 | 1.8900000000000001  |
| 2017-01-24 | 1.9                 |
| 2017-01-25 | 2.0                 |
| 2017-01-26 | 2.37                |
| 2017-01-27 | 2.1                 |
| 2017-01-28 | 2.43                |
| 2017-01-29 | 2.01                |
| 2017-01-30 | 2.34                |
| 2017-01-31 | 2.62                |
| 2017-02-01 | 3.47                |
| 2017-02-02 | 4.27                |
| 2017-02-03 | 5.08                |
| 2017-02-04 | 6.35                |
| 2017-02-05 | 7.54                |
| 2017-02-06 | 8.75                |
| 2017-02-07 | 10.7                |
| 2017-02-08 | 11.5                |
| 2017-02-09 | 12.6                |
| 2017-02-10 | 14.3                |
| 2017-02-11 | 16.4                |
| 2017-02-12 | 17.8                |
| 2017-02-13 | 17.8                |
| 2017-02-14 | 17.1                |
| 2017-02-15 | 15.6                |
| 2017-02-16 | 14.6                |
| 2017-02-17 | 14.4                |
| 2017-02-18 | 13.0                |
| 2017-02-19 | 11.7                |
| 2017-02-20 | 10.8                |
| 2017-02-21 | 10.1                |
| 2017-02-22 | 8.13                |
| 2017-02-23 | 5.76                |
| 2017-02-24 | 4.94                |
| 2017-02-25 | 4.85                |
| 2017-02-26 | 5.02                |
| 2017-02-27 | 5.13                |
| 2017-02-28 | 5.15                |
| 2017-03-01 | 5.35                |
| 2017-03-02 | 5.3                 |
| 2017-03-03 | 4.66                |
| 2017-03-04 | 6.37                |
| 2017-03-05 | 6.9                 |
| 2017-03-06 | 5.01                |
| 2017-03-07 | 5.43                |
| 2017-03-08 | 6.35                |
| 2017-03-09 | 6.8                 |
| 2017-03-10 | 7.92                |
| 2017-03-11 | 10.2                |
| 2017-03-12 | 12.7                |
| 2017-03-13 | 13.9                |
| 2017-03-14 | 19.9                |
| 2017-03-15 | 27.1                |
| 2017-03-16 | 38.8                |
| 2017-03-17 | 49.8                |
| 2017-03-18 | 60.5                |
| 2017-03-19 | 93.6                |
| 2017-03-20 | 115.0               |
| 2017-03-21 | 113.0               |
| 2017-03-22 | 112.0               |
| 2017-03-23 | 128.0               |
| 2017-03-24 | 107.0               |
| 2017-03-25 | 103.0               |
| 2017-03-26 | 96.0                |
| 2017-03-27 | 93.3                |
| 2017-03-28 | 83.0                |
| 2017-03-29 | 79.5                |
| 2017-03-30 | 86.6                |
| 2017-03-31 | 94.3                |
| 2017-04-01 | 97.0                |
| 2017-04-02 | 99.1                |
| 2017-04-03 | 93.6                |
| 2017-04-04 | 86.9                |
| 2017-04-05 | 82.9                |
| 2017-04-06 | 87.4                |
| 2017-04-07 | 99.5                |
| 2017-04-08 | 116.0               |
| 2017-04-09 | 138.0               |
| 2017-04-10 | 129.0               |
| 2017-04-11 | 125.0               |
| 2017-04-12 | 126.0               |
| 2017-04-13 | 151.0               |
| 2017-04-14 | 174.0               |
| 2017-04-15 | 163.0               |
| 2017-04-16 | 167.0               |
| 2017-04-17 | 183.0               |
| 2017-04-18 | 224.0               |
| 2017-04-19 | 243.0               |
| 2017-04-20 | 265.0               |
| 2017-04-21 | 239.0               |
| 2017-04-22 | 222.0               |
| 2017-04-23 | 208.0               |
| 2017-04-24 | 211.0               |
| 2017-04-25 | 207.0               |
| 2017-04-26 | 192.0               |
| 2017-04-27 | 184.0               |
| 2017-04-28 | 169.0               |
| 2017-04-29 | 151.0               |
| 2017-04-30 | 138.0               |
| 2017-05-01 | 134.0               |
| 2017-05-02 | 136.0               |
| 2017-05-03 | 153.0               |
| 2017-05-04 | 190.0               |
| 2017-05-05 | 219.0               |
| 2017-05-06 | 249.0               |
| 2017-05-07 | 301.0               |
| 2017-05-08 | 320.0               |
| 2017-05-09 | 291.0               |
| 2017-05-10 | 271.0               |
| 2017-05-11 | 270.0               |
| 2017-05-12 | 264.0               |
| 2017-05-13 | 257.0               |
| 2017-05-14 | 249.0               |
| 2017-05-15 | 232.0               |
| 2017-05-16 | 221.0               |
| 2017-05-17 | 199.0               |
| 2017-05-18 | 173.0               |
| 2017-05-19 | 152.0               |
| 2017-05-20 | 134.0               |
| 2017-05-21 | 122.0               |
| 2017-05-22 | 112.0               |
| 2017-05-23 | 106.0               |
| 2017-05-24 | 104.0               |
| 2017-05-25 | 103.0               |
| 2017-05-26 | 99.0                |
| 2017-05-27 | 93.0                |
| 2017-05-28 | 89.1                |
| 2017-05-29 | 83.8                |
| 2017-05-30 | 78.8                |
| 2017-05-31 | 74.8                |
| 2017-06-01 | 73.1                |
| 2017-06-02 | 68.8                |
| 2017-06-03 | 63.3                |
| 2017-06-04 | 58.7                |
| 2017-06-05 | 55.5                |
| 2017-06-06 | 52.6                |
| 2017-06-07 | 49.9                |
| 2017-06-08 | 46.6                |
| 2017-06-09 | 43.7                |
| 2017-06-10 | 41.0                |
| 2017-06-11 | 39.4                |
| 2017-06-12 | 38.6                |
| 2017-06-13 | 39.1                |
| 2017-06-14 | 36.3                |
| 2017-06-15 | 33.5                |
| 2017-06-16 | 31.9                |
| 2017-06-17 | 30.5                |
| 2017-06-18 | 29.4                |
| 2017-06-19 | 28.2                |
| 2017-06-20 | 27.0                |
| 2017-06-21 | 26.3                |
| 2017-06-22 | 25.0                |
| 2017-06-23 | 24.0                |
| 2017-06-24 | 23.3                |
| 2017-06-25 | 22.6                |
| 2017-06-26 | 22.2                |
| 2017-06-27 | 21.6                |
| 2017-06-28 | 20.2                |
| 2017-06-29 | 19.5                |
| 2017-06-30 | 18.8                |
| 2017-07-01 | 18.2                |
| 2017-07-02 | 17.5                |
| 2017-07-03 | 17.2                |
| 2017-07-04 | 16.3                |
| 2017-07-05 | 15.7                |
| 2017-07-06 | 14.6                |
| 2017-07-07 | 14.3                |
| 2017-07-08 | 14.0                |
| 2017-07-09 | 13.6                |
| 2017-07-10 | 13.4                |
| 2017-07-11 | 13.0                |
| 2017-07-12 | 12.7                |
| 2017-07-13 | 12.6                |
| 2017-07-14 | 12.3                |
| 2017-07-15 | 12.0                |
| 2017-07-16 | 11.9                |
| 2017-07-17 | 11.7                |
| 2017-07-18 | 11.5                |
| 2017-07-19 | 11.6                |
| 2017-07-20 | 11.2                |
| 2017-07-21 | 10.7                |
| 2017-07-22 | 10.5                |
| 2017-07-23 | 10.2                |
| 2017-07-24 | 9.79                |
| 2017-07-25 | 15.2                |
| 2017-07-26 | 12.2                |
| 2017-07-27 | 10.1                |
| 2017-07-28 | 9.25                |
| 2017-07-29 | 8.88                |
| 2017-07-30 | 8.23                |
| 2017-07-31 | 8.39                |
| 2017-08-01 | 8.25                |
| 2017-08-02 | 7.5                 |
| 2017-08-03 | 7.1                 |
| 2017-08-04 | 7.13                |
| 2017-08-05 | 7.28                |
| 2017-08-06 | 6.77                |
| 2017-08-07 | 7.42                |
| 2017-08-08 | 9.67                |
| 2017-08-09 | 7.74                |
| 2017-08-10 | 6.74                |
| 2017-08-11 | 6.17                |
| 2017-08-12 | 6.17                |
| 2017-08-13 | 6.39                |
| 2017-08-14 | 6.06                |
| 2017-08-15 | 6.41                |
| 2017-08-16 | 6.61                |
| 2017-08-17 | 5.68                |
| 2017-08-18 | 5.23                |
| 2017-08-19 | 5.03                |
| 2017-08-20 | 4.96                |
| 2017-08-21 | 4.76                |
| 2017-08-22 | 4.86                |
| 2017-08-23 | 5.02                |
| 2017-08-24 | 4.67                |
| 2017-08-25 | 4.47                |
| 2017-08-26 | 4.41                |
| 2017-08-27 | 4.26                |
| 2017-08-28 | 4.07                |
| 2017-08-29 | 3.89                |
| 2017-08-30 | 4.26                |
| 2017-08-31 | 4.64                |
| 2017-09-01 | 5.32                |
| 2017-09-02 | 4.55                |
| 2017-09-03 | 4.08                |
| 2017-09-04 | 3.77                |
| 2017-09-05 | 3.62                |
| 2017-09-06 | 3.66                |
| 2017-09-07 | 3.67                |
| 2017-09-08 | 4.0                 |
| 2017-09-09 | 4.22                |
| 2017-09-10 | 4.25                |
| 2017-09-11 | 3.96                |
| 2017-09-12 | 3.85                |
| 2017-09-13 | 3.64                |
| 2017-09-14 | 3.56                |
| 2017-09-15 | 6.5                 |
| 2017-09-16 | 7.11                |
| 2017-09-17 | 4.96                |
| 2017-09-18 | 4.42                |
| 2017-09-19 | 4.04                |
| 2017-09-20 | 3.81                |
| 2017-09-21 | 3.65                |
| 2017-09-22 | 3.83                |
| 2017-09-23 | 4.13                |
| 2017-09-24 | 4.66                |
| 2017-09-25 | 5.12                |
| 2017-09-26 | 4.44                |
| 2017-09-27 | 4.18                |
| 2017-09-28 | 5.01                |
| 2017-09-29 | 4.85                |
| 2017-09-30 | 4.35                |
| 2017-10-01 | 4.59                |
| 2017-10-02 | 4.79                |
| 2017-10-03 | 4.23                |
| 2017-10-04 | 4.16                |
| 2017-10-05 | 4.07                |
| 2017-10-06 | 4.01                |
| 2017-10-07 | 4.04                |
| 2017-10-08 | 4.01                |
| 2017-10-09 | 4.05                |
| 2017-10-10 | 3.96                |
| 2017-10-11 | 4.13                |
| 2017-10-12 | 4.12                |
| 2017-10-13 | 4.01                |
| 2017-10-14 | 4.04                |
| 2017-10-15 | 3.88                |
| 2017-10-16 | 4.03                |
| 2017-10-17 | 4.1                 |
| 2017-10-18 | 4.24                |
| 2017-10-19 | 4.27                |
| 2017-10-20 | 4.27                |
| 2017-10-21 | 4.0                 |
| 2017-10-22 | 4.24                |
| 2017-10-23 | 4.29                |
| 2017-10-24 | 4.17                |
| 2017-10-25 | 4.23                |
| 2017-10-26 | 4.29                |
| 2017-10-27 | 4.32                |
| 2017-10-28 | 4.4                 |
| 2017-10-29 | 4.4                 |
| 2017-10-30 | 4.47                |
| 2017-10-31 | 4.33                |
| 2017-11-01 | 4.45                |
| 2017-11-02 | 4.48                |
| 2017-11-03 | 4.33                |
| 2017-11-04 | 4.4                 |
| 2017-11-05 | 4.93                |
| 2017-11-06 | 4.9                 |
| 2017-11-07 | 4.5                 |
| 2017-11-08 | 3.94                |
| 2017-11-09 | 3.6                 |
| 2017-11-10 | 3.92                |
| 2017-11-11 | 4.26                |
| 2017-11-12 | 4.01                |
| 2017-11-13 | 4.08                |
| 2017-11-14 | 4.16                |
| 2017-11-15 | 3.84                |
| 2017-11-16 | 3.89                |
| 2017-11-17 | 4.9                 |
| 2017-11-18 | 2.19                |
| 2017-11-19 | 3.67                |
| 2017-11-20 | 4.03                |
| 2017-11-21 | 4.61                |
| 2017-11-22 | 4.82                |
| 2017-11-23 | 4.51                |
| 2017-11-24 | 4.35                |
| 2017-11-25 | 4.22                |
| 2017-11-26 | 4.06                |
| 2017-11-27 | 4.02                |
| 2017-11-28 | 3.25                |
| 2017-11-29 | 2.24                |
| 2017-11-30 | 2.25                |
| 2017-12-01 | 2.44                |
| 2017-12-02 | 2.07                |
| 2017-12-03 | 1.99                |
| 2017-12-04 | 2.0                 |
| 2017-12-05 | 2.07                |
| 2017-12-06 | 2.23                |
| 2017-12-07 | 2.56                |
| 2017-12-08 | 2.7800000000000002  |
| 2017-12-09 | 2.85                |
| 2017-12-10 | 2.9                 |
| 2017-12-11 | 3.0                 |
| 2017-12-12 | 3.07                |
| 2017-12-13 | 3.0                 |
| 2017-12-14 | 2.75                |
| 2017-12-15 | 2.66                |
| 2017-12-16 | 2.7800000000000002  |
| 2017-12-17 | 2.73                |
| 2017-12-18 | 2.7800000000000002  |
| 2017-12-19 | 2.7800000000000002  |
| 2017-12-20 | 2.59                |
| 2017-12-21 | 2.44                |
| 2017-12-22 | 2.41                |
| 2017-12-23 | 2.6                 |
| 2017-12-24 | 3.07                |
| 2017-12-25 | 3.05                |
| 2017-12-26 | 2.93                |
| 2017-12-27 | 2.7199999999999998  |
| 2017-12-28 | 2.66                |
| 2017-12-29 | 2.77                |
| 2017-12-30 | 3.2                 |
| 2017-12-31 | 3.22                |
| 2018-01-01 | 2.87                |
| 2018-01-02 | 2.2                 |
| 2018-01-03 | 2.13                |
| 2018-01-04 | 2.68                |
| 2018-01-05 | 3.47                |
| 2018-01-06 | 4.22                |
| 2018-01-07 | 4.64                |
| 2018-01-08 | 4.79                |
| 2018-01-09 | 4.72                |
| 2018-01-10 | 4.6                 |
| 2018-01-11 | 4.38                |
| 2018-01-12 | 4.22                |
| 2018-01-13 | 4.18                |
| 2018-01-14 | 4.2                 |
| 2018-01-15 | 4.1                 |
| 2018-01-16 | 3.98                |
| 2018-01-17 | 4.04                |
| 2018-01-18 | 4.07                |
| 2018-01-19 | 4.03                |
| 2018-01-20 | 3.94                |
| 2018-01-21 | 3.79                |
| 2018-01-22 | 3.69                |
| 2018-01-23 | 3.66                |
| 2018-01-24 | 3.68                |
| 2018-01-25 | 3.77                |
| 2018-01-26 | 3.9                 |
| 2018-01-27 | 3.95                |
| 2018-01-28 | 3.95                |
| 2018-01-29 | 3.93                |
| 2018-01-30 | 3.94                |
| 2018-01-31 | 3.96                |
| 2018-02-01 | 4.0                 |
| 2018-02-02 | 4.01                |
| 2018-02-03 | 4.0                 |
| 2018-02-04 | 3.96                |
| 2018-02-05 | 3.91                |
| 2018-02-06 | 3.85                |
| 2018-02-07 | 3.83                |
| 2018-02-08 | 3.88                |
| 2018-02-09 | 3.94                |
| 2018-02-10 | 3.79                |
| 2018-02-11 | 3.62                |
| 2018-02-12 | 3.63                |
| 2018-02-13 | 3.73                |
| 2018-02-14 | 3.75                |
| 2018-02-15 | 3.66                |
| 2018-02-16 | 3.65                |
| 2018-02-17 | 3.86                |
| 2018-02-18 | 3.93                |
| 2018-02-19 | 3.65                |
| 2018-02-20 | 2.9699999999999998  |
| 2018-02-21 | 2.74                |
| 2018-02-22 | 2.83                |
| 2018-02-23 | 2.77                |
| 2018-02-24 | 2.33                |
| 2018-02-25 | 2.5300000000000002  |
| 2018-02-26 | 2.92                |
| 2018-02-27 | 3.47                |
| 2018-02-28 | 3.89                |
| 2018-03-01 | 4.1                 |
| 2018-03-02 | 4.24                |
| 2018-03-03 | 4.12                |
| 2018-03-04 | 3.94                |
| 2018-03-05 | 3.8200000000000003  |
| 2018-03-06 | 4.25                |
| 2018-03-07 | 5.95                |
| 2018-03-08 | 6.35                |
| 2018-03-09 | 5.63                |
| 2018-03-10 | 5.1                 |
| 2018-03-11 | 5.39                |
| 2018-03-12 | 6.1                 |
| 2018-03-13 | 6.66                |
| 2018-03-14 | 7.89                |
| 2018-03-15 | 9.39                |
| 2018-03-16 | 6.8                 |
| 2018-03-17 | 5.15                |
| 2018-03-18 | 4.43                |
| 2018-03-19 | 2.71                |
| 2018-03-20 | 3.32                |
| 2018-03-21 | 5.64                |
| 2018-03-22 | 6.25                |
| 2018-03-23 | 8.55                |
| 2018-03-24 | 8.84                |
| 2018-03-25 | 7.83                |
| 2018-03-26 | 6.89                |
| 2018-03-27 | 6.06                |
| 2018-03-28 | 6.72                |
| 2018-03-29 | 7.14                |
| 2018-03-30 | 7.62                |
| 2018-03-31 | 8.51                |
| 2018-04-01 | 9.7                 |
| 2018-04-02 | 10.4                |
| 2018-04-03 | 8.68                |
| 2018-04-04 | 7.79                |
| 2018-04-05 | 7.61                |
| 2018-04-06 | 7.98                |
| 2018-04-07 | 13.6                |
| 2018-04-08 | 34.2                |
| 2018-04-09 | 21.4                |
| 2018-04-10 | 17.4                |
| 2018-04-11 | 16.3                |
| 2018-04-12 | 18.0                |
| 2018-04-13 | 16.2                |
| 2018-04-14 | 14.0                |
| 2018-04-15 | 14.1                |
| 2018-04-16 | 12.8                |
| 2018-04-17 | 13.5                |
| 2018-04-18 | 12.6                |
| 2018-04-19 | 12.2                |
| 2018-04-20 | 12.9                |
| 2018-04-21 | 12.9                |
| 2018-04-22 | 13.6                |
| 2018-04-23 | 13.6                |
| 2018-04-24 | 14.1                |
| 2018-04-25 | 14.5                |
| 2018-04-26 | 15.2                |
| 2018-04-27 | 14.7                |
| 2018-04-28 | 14.9                |
| 2018-04-29 | 14.3                |
| 2018-04-30 | 14.3                |
| 2018-05-01 | 13.8                |
| 2018-05-02 | 13.5                |
| 2018-05-03 | 14.0                |
| 2018-05-04 | 12.5                |
| 2018-05-05 | 11.8                |
| 2018-05-06 | 11.4                |
| 2018-05-07 | 11.0                |
| 2018-05-08 | 10.7                |
| 2018-05-09 | 10.4                |
| 2018-05-10 | 10.0                |
| 2018-05-11 | 9.75                |
| 2018-05-12 | 9.53                |
| 2018-05-13 | 9.21                |
| 2018-05-14 | 8.74                |
| 2018-05-15 | 8.46                |
| 2018-05-16 | 8.12                |
| 2018-05-17 | 7.65                |
| 2018-05-18 | 7.35                |
| 2018-05-19 | 7.15                |
| 2018-05-20 | 6.91                |
| 2018-05-21 | 7.01                |
| 2018-05-22 | 6.5600000000000005  |
| 2018-05-23 | 6.34                |
| 2018-05-24 | 6.17                |
| 2018-05-25 | 5.76                |
| 2018-05-26 | 5.25                |
| 2018-05-27 | 5.2                 |
| 2018-05-28 | 5.22                |
| 2018-05-29 | 5.45                |
| 2018-05-30 | 5.18                |
| 2018-05-31 | 4.86                |
| 2018-06-01 | 4.41                |
| 2018-06-02 | 4.17                |
| 2018-06-03 | 4.02                |
| 2018-06-04 | 3.92                |
| 2018-06-05 | 3.6                 |
| 2018-06-06 | 3.3                 |
| 2018-06-07 | 3.15                |
| 2018-06-08 | 2.92                |
| 2018-06-09 | 2.71                |
| 2018-06-10 | 2.51                |
| 2018-06-11 | 2.31                |
| 2018-06-12 | 2.04                |
| 2018-06-13 | 1.83                |
| 2018-06-14 | 1.63                |
| 2018-06-15 | 1.31                |
| 2018-06-16 | 1.16                |
| 2018-06-17 | 1.21                |
| 2018-06-18 | 1.05                |
| 2018-06-19 | 0.87                |
| 2018-06-20 | 0.74                |
| 2018-06-21 | 0.63                |
| 2018-06-22 | 0.49                |
| 2018-06-23 | 0.38                |
| 2018-06-24 | 0.29                |
| 2018-06-25 | 0.22                |
| 2018-06-26 | 0.13                |
| 2018-06-27 | 0.07                |
| 2018-06-28 | 0.03                |
| 2018-06-29 | 0.01                |
| 2018-06-30 | 0.01                |
| 2018-07-01 | 0.0                 |
| 2018-07-02 | 0.0                 |
| 2018-07-03 | 0.0                 |
| 2018-07-04 | 0.0                 |
| 2018-07-05 | 0.0                 |
| 2018-07-06 | 0.0                 |
| 2018-07-07 | 0.0                 |
| 2018-07-08 | 0.0                 |
| 2018-07-09 | 0.0                 |
| 2018-07-10 | 0.0                 |
| 2018-07-11 | 0.56                |
| 2018-07-12 | 0.08                |
| 2018-07-13 | 0.0                 |
| 2018-07-14 | 0.0                 |
| 2018-07-15 | 0.0                 |
| 2018-07-16 | 0.0                 |
| 2018-07-17 | 0.0                 |
| 2018-07-18 | 0.0                 |
| 2018-07-19 | 0.0                 |
| 2018-07-20 | 0.0                 |
| 2018-07-21 | 0.0                 |
| 2018-07-22 | 0.0                 |
| 2018-07-23 | 0.0                 |
| 2018-07-24 | 0.0                 |
| 2018-07-25 | 0.0                 |
| 2018-07-26 | 0.0                 |
| 2018-07-27 | 0.0                 |
| 2018-07-28 | 0.0                 |
| 2018-07-29 | 0.0                 |
| 2018-07-30 | 0.0                 |
| 2018-07-31 | 0.0                 |
| 2018-08-01 | 0.0                 |
| 2018-08-02 | 0.0                 |
| 2018-08-03 | 0.0                 |
| 2018-08-04 | 0.0                 |
| 2018-08-05 | 0.0                 |
| 2018-08-06 | 0.0                 |
| 2018-08-07 | 0.0                 |
| 2018-08-08 | 0.0                 |
| 2018-08-09 | 0.0                 |
| 2018-08-10 | 0.0                 |
| 2018-08-11 | 0.0                 |
| 2018-08-12 | 0.0                 |
| 2018-08-13 | 0.0                 |
| 2018-08-14 | 0.0                 |
| 2018-08-15 | 0.0                 |
| 2018-08-16 | 0.0                 |
| 2018-08-17 | 0.0                 |
| 2018-08-18 | 0.0                 |
| 2018-08-19 | 0.0                 |
| 2018-08-20 | 0.0                 |
| 2018-08-21 | 0.0                 |
| 2018-08-22 | 0.47000000000000003 |
| 2018-08-23 | 0.91                |
| 2018-08-24 | 0.08                |
| 2018-08-25 | 0.0                 |
| 2018-08-26 | 0.0                 |
| 2018-08-27 | 0.0                 |
| 2018-08-28 | 0.0                 |
| 2018-08-29 | 0.0                 |
| 2018-08-30 | 0.0                 |
| 2018-08-31 | 0.0                 |
| 2018-09-01 | 0.0                 |
| 2018-09-02 | 0.0                 |
| 2018-09-03 | 0.0                 |
| 2018-09-04 | 0.0                 |
| 2018-09-05 | 0.0                 |
| 2018-09-06 | 0.0                 |
| 2018-09-07 | 0.0                 |
| 2018-09-08 | 0.0                 |
| 2018-09-09 | 0.0                 |
| 2018-09-10 | 0.0                 |
| 2018-09-11 | 0.0                 |
| 2018-09-12 | 0.0                 |
| 2018-09-13 | 0.0                 |
| 2018-09-14 | 0.0                 |
| 2018-09-15 | 0.0                 |
| 2018-09-16 | 0.0                 |
| 2018-09-17 | 0.0                 |
| 2018-09-18 | 0.0                 |
| 2018-09-19 | 0.0                 |
| 2018-09-20 | 0.0                 |
| 2018-09-21 | 0.0                 |
| 2018-09-22 | 0.0                 |
| 2018-09-23 | 0.0                 |
| 2018-09-24 | 0.0                 |
| 2018-09-25 | 0.0                 |
| 2018-09-26 | 0.0                 |
| 2018-09-27 | 0.0                 |
| 2018-09-28 | 0.0                 |
| 2018-09-29 | 0.0                 |
| 2018-09-30 | 0.0                 |
| 2018-10-01 | 0.0                 |
| 2018-10-02 | 0.01                |
| 2018-10-03 | 0.01                |
| 2018-10-04 | 0.38                |
| 2018-10-05 | 0.06                |
| 2018-10-06 | 0.0                 |
| 2018-10-07 | 0.0                 |
| 2018-10-08 | 0.0                 |
| 2018-10-09 | 0.16                |
| 2018-10-10 | 0.72                |
| 2018-10-11 | 1.27                |
| 2018-10-12 | 1.6600000000000001  |
| 2018-10-13 | 1.6099999999999999  |
| 2018-10-14 | 0.93                |
| 2018-10-15 | 0.81                |
| 2018-10-16 | 0.8                 |
| 2018-10-17 | 0.8300000000000001  |
| 2018-10-18 | 1.0                 |
| 2018-10-19 | 1.2                 |
| 2018-10-20 | 0.9500000000000001  |
| 2018-10-21 | 1.01                |
| 2018-10-22 | 0.93                |
| 2018-10-23 | 1.12                |
| 2018-10-24 | 1.18                |
| 2018-10-25 | 1.12                |
| 2018-10-26 | 1.08                |
| 2018-10-27 | 1.11                |
| 2018-10-28 | 1.06                |
| 2018-10-29 | 1.1                 |
| 2018-10-30 | 1.07                |
| 2018-10-31 | 0.99                |
| 2018-11-01 | 1.0                 |
| 2018-11-02 | 1.23                |
| 2018-11-03 | 1.4100000000000001  |
| 2018-11-04 | 1.25                |
| 2018-11-05 | 1.27                |
| 2018-11-06 | 1.13                |
| 2018-11-07 | 0.96                |
| 2018-11-08 | 0.59                |
| 2018-11-09 | 0.64                |
| 2018-11-10 | 0.66                |
| 2018-11-11 | 0.68                |
| 2018-11-12 | 0.65                |
| 2018-11-13 | 0.6000000000000001  |
| 2018-11-14 | 0.64                |
| 2018-11-15 | 0.7000000000000001  |
| 2018-11-16 | 0.75                |
| 2018-11-17 | 0.77                |
| 2018-11-18 | 0.68                |
| 2018-11-19 | 0.54                |
| 2018-11-20 | 0.62                |
| 2018-11-21 | 0.55                |
| 2018-11-22 | 0.61                |
| 2018-11-23 | 0.74                |
| 2018-11-24 | 0.91                |
| 2018-11-25 | 0.96                |
| 2018-11-26 | 0.89                |
| 2018-11-27 | 0.77                |
| 2018-11-28 | 0.79                |
| 2018-11-29 | 0.84                |
| 2018-11-30 | 0.98                |
| 2018-12-01 | 1.02                |
| 2018-12-02 | 1.0                 |
| 2018-12-03 | 0.91                |
| 2018-12-04 | 0.75                |
| 2018-12-05 | 0.88                |
| 2018-12-06 | 0.93                |
| 2018-12-07 | 0.97                |
| 2018-12-08 | 1.02                |
| 2018-12-09 | 1.03                |
| 2018-12-10 | 1.05                |
| 2018-12-11 | 1.06                |
| 2018-12-12 | 1.07                |
| 2018-12-13 | 1.08                |
| 2018-12-14 | 1.09                |
| 2018-12-15 | 1.1                 |
| 2018-12-16 | 1.11                |
| 2018-12-17 | 1.11                |
| 2018-12-18 | 1.12                |
| 2018-12-19 | 1.13                |
| 2018-12-20 | 1.13                |
| 2018-12-21 | 1.1400000000000001  |
| 2018-12-22 | 1.15                |
| 2018-12-23 | 1.15                |
| 2018-12-24 | 1.16                |
| 2018-12-25 | 1.17                |
| 2018-12-26 | 1.17                |
| 2018-12-27 | 1.18                |
| 2018-12-28 | 1.18                |
| 2018-12-29 | 1.19                |
| 2018-12-30 | 1.19                |
| 2018-12-31 | 1.2                 |
| 2019-01-01 | 1.2                 |
| 2019-01-02 | 1.21                |
| 2019-01-03 | 1.21                |
| 2019-01-04 | 1.22                |
| 2019-01-05 | 1.22                |
| 2019-01-06 | 1.23                |
| 2019-01-07 | 1.23                |
| 2019-01-08 | 1.24                |
| 2019-01-09 | 1.24                |
| 2019-01-10 | 1.25                |
| 2019-01-11 | 1.25                |
| 2019-01-12 | 1.26                |
| 2019-01-13 | 1.26                |
| 2019-01-14 | 1.26                |
| 2019-01-15 | 1.26                |
| 2019-01-16 | 1.26                |
| 2019-01-17 | 1.27                |
| 2019-01-18 | 1.27                |
| 2019-01-19 | 1.27                |
| 2019-01-20 | 1.27                |
| 2019-01-21 | 1.27                |
| 2019-01-22 | 1.27                |
| 2019-01-23 | 1.27                |
| 2019-01-24 | 1.28                |
| 2019-01-25 | 1.29                |
| 2019-01-26 | 1.31                |
| 2019-01-27 | 1.33                |
| 2019-01-28 | 1.34                |
| 2019-01-29 | 1.3599999999999999  |
| 2019-01-30 | 1.37                |
| 2019-01-31 | 1.3900000000000001  |
| 2019-02-01 | 1.4100000000000001  |
| 2019-02-02 | 1.42                |
| 2019-02-03 | 1.44                |
| 2019-02-04 | 1.45                |
| 2019-02-05 | 1.47                |
| 2019-02-06 | 1.49                |
| 2019-02-07 | 1.52                |
| 2019-02-08 | 1.55                |
| 2019-02-09 | 1.54                |
| 2019-02-10 | 1.52                |
| 2019-02-11 | 1.52                |
| 2019-02-12 | 1.52                |
| 2019-02-13 | 1.54                |
| 2019-02-14 | 1.6099999999999999  |
| 2019-02-15 | 1.67                |
| 2019-02-16 | 1.65                |
| 2019-02-17 | 1.6                 |
| 2019-02-18 | 1.5899999999999999  |
| 2019-02-19 | 1.58                |
| 2019-02-20 | 1.57                |
| 2019-02-21 | 1.57                |
| 2019-02-22 | 1.56                |
| 2019-02-23 | 1.56                |
| 2019-02-24 | 1.57                |
| 2019-02-25 | 1.58                |
| 2019-02-26 | 1.58                |
| 2019-02-27 | 1.6                 |
| 2019-02-28 | 1.7000000000000002  |
| 2019-03-01 | 1.79                |
| 2019-03-02 | 1.85                |
| 2019-03-03 | 1.9                 |
| 2019-03-04 | 1.9500000000000002  |
| 2019-03-05 | 2.05                |
| 2019-03-06 | 2.09                |
| 2019-03-07 | 2.09                |
| 2019-03-08 | 2.1                 |
| 2019-03-09 | 2.17                |
| 2019-03-10 | 2.23                |
| 2019-03-11 | 2.29                |
| 2019-03-12 | 2.34                |
| 2019-03-13 | 2.39                |
| 2019-03-14 | 2.42                |
| 2019-03-15 | 2.47                |
| 2019-03-16 | 2.5300000000000002  |
| 2019-03-17 | 2.71                |
| 2019-03-18 | 2.91                |
| 2019-03-19 | 3.16                |
| 2019-03-20 | 3.5300000000000002  |
| 2019-03-21 | 3.88                |
| 2019-03-22 | 4.2                 |
| 2019-03-23 | 4.49                |
| 2019-03-24 | 4.76                |
| 2019-03-25 | 5.06                |
| 2019-03-26 | 5.41                |
| 2019-03-27 | 5.76                |
| 2019-03-28 | 6.07                |
| 2019-03-29 | 6.57                |
| 2019-03-30 | 6.65                |
| 2019-03-31 | 6.73                |
| 2019-04-01 | 6.85                |
| 2019-04-02 | 6.82                |
| 2019-04-03 | 9.93                |
| 2019-04-04 | 21.3                |
| 2019-04-05 | 25.2                |
| 2019-04-06 | 21.5                |
| 2019-04-07 | 27.7                |
| 2019-04-08 | 41.3                |
| 2019-04-09 | 60.8                |
| 2019-04-10 | 59.2                |
| 2019-04-11 | 44.6                |
| 2019-04-12 | 36.1                |
| 2019-04-13 | 30.7                |
| 2019-04-14 | 31.3                |
| 2019-04-15 | 43.2                |
| 2019-04-16 | 55.6                |
| 2019-04-17 | 62.9                |
| 2019-04-18 | 82.6                |
| 2019-04-19 | 117.0               |
| 2019-04-20 | 141.0               |
| 2019-04-21 | 139.0               |
| 2019-04-22 | 137.0               |
| 2019-04-23 | 144.0               |
| 2019-04-24 | 175.0               |
| 2019-04-25 | 196.0               |
| 2019-04-26 | 240.0               |
| 2019-04-27 | 286.0               |
| 2019-04-28 | 297.0               |
| 2019-04-29 | 303.0               |
| 2019-04-30 | 285.0               |
| 2019-05-01 | 254.0               |
| 2019-05-02 | 222.0               |
| 2019-05-03 | 202.0               |
| 2019-05-04 | 203.0               |
| 2019-05-05 | 206.0               |
| 2019-05-06 | 217.0               |
| 2019-05-07 | 226.0               |
| 2019-05-08 | 254.0               |
| 2019-05-09 | 247.0               |
| 2019-05-10 | 229.0               |
| 2019-05-11 | 219.0               |
| 2019-05-12 | 227.0               |
| 2019-05-13 | 253.0               |
| 2019-05-14 | 278.0               |
| 2019-05-15 | 295.0               |
| 2019-05-16 | 292.0               |
| 2019-05-17 | 285.0               |
| 2019-05-18 | 261.0               |
| 2019-05-19 | 231.0               |
| 2019-05-20 | 206.0               |
| 2019-05-21 | 181.0               |
| 2019-05-22 | 167.0               |
| 2019-05-23 | 161.0               |
| 2019-05-24 | 154.0               |
| 2019-05-25 | 146.0               |
| 2019-05-26 | 142.0               |
| 2019-05-27 | 155.0               |
| 2019-05-28 | 165.0               |
| 2019-05-29 | 168.0               |
| 2019-05-30 | 169.0               |
| 2019-05-31 | 170.0               |
| 2019-06-01 | 172.0               |
| 2019-06-02 | 178.0               |
| 2019-06-03 | 179.0               |
| 2019-06-04 | 168.0               |
| 2019-06-05 | 156.0               |
| 2019-06-06 | 151.0               |
| 2019-06-07 | 142.0               |
| 2019-06-08 | 130.0               |
| 2019-06-09 | 118.0               |
| 2019-06-10 | 107.0               |
| 2019-06-11 | 96.5                |
| 2019-06-12 | 84.3                |
| 2019-06-13 | 77.7                |
| 2019-06-14 | 73.9                |
| 2019-06-15 | 69.1                |
| 2019-06-16 | 68.3                |
| 2019-06-17 | 65.6                |
| 2019-06-18 | 61.0                |
| 2019-06-19 | 56.6                |
| 2019-06-20 | 53.8                |
| 2019-06-21 | 52.7                |
| 2019-06-22 | 50.2                |
| 2019-06-23 | 48.0                |
| 2019-06-24 | 45.5                |
| 2019-06-25 | 43.8                |
| 2019-06-26 | 41.9                |
| 2019-06-27 | 40.5                |
| 2019-06-28 | 38.8                |
| 2019-06-29 | 37.2                |
| 2019-06-30 | 36.9                |
| 2019-07-01 | 35.7                |
| 2019-07-02 | 33.8                |
| 2019-07-03 | 31.6                |
| 2019-07-04 | 30.1                |
| 2019-07-05 | 28.8                |
| 2019-07-06 | 27.8                |
| 2019-07-07 | 27.1                |
| 2019-07-08 | 26.3                |
| 2019-07-09 | 24.6                |
| 2019-07-10 | 23.5                |
| 2019-07-11 | 22.7                |
| 2019-07-12 | 22.4                |
| 2019-07-13 | 22.7                |
| 2019-07-14 | 22.3                |
| 2019-07-15 | 20.4                |
| 2019-07-16 | 18.9                |
| 2019-07-17 | 17.7                |
| 2019-07-18 | 16.8                |
| 2019-07-19 | 16.2                |
| 2019-07-20 | 15.7                |
| 2019-07-21 | 15.1                |
| 2019-07-22 | 14.8                |
| 2019-07-23 | 14.4                |
| 2019-07-24 | 14.6                |
| 2019-07-25 | 14.9                |
| 2019-07-26 | 16.7                |
| 2019-07-27 | 16.4                |
| 2019-07-28 | 14.4                |
| 2019-07-29 | 13.2                |
| 2019-07-30 | 12.7                |
| 2019-07-31 | 15.1                |
| 2019-08-01 | 15.2                |
| 2019-08-02 | 12.8                |
| 2019-08-03 | 12.3                |
| 2019-08-04 | 12.2                |
| 2019-08-05 | 11.7                |
| 2019-08-06 | 11.0                |
| 2019-08-07 | 11.1                |
| 2019-08-08 | 11.9                |
| 2019-08-09 | 11.1                |
| 2019-08-10 | 12.2                |
| 2019-08-11 | 11.0                |
| 2019-08-12 | 9.81                |
| 2019-08-13 | 9.4                 |
| 2019-08-14 | 8.93                |
| 2019-08-15 | 8.39                |
| 2019-08-16 | 7.86                |
| 2019-08-17 | 7.49                |
| 2019-08-18 | 7.22                |
| 2019-08-19 | 6.87                |
| 2019-08-20 | 6.65                |
| 2019-08-21 | 6.38                |
| 2019-08-22 | 6.31                |
| 2019-08-23 | 6.02                |
| 2019-08-24 | 5.8                 |
| 2019-08-25 | 5.53                |
| 2019-08-26 | 5.37                |
| 2019-08-27 | 5.31                |
| 2019-08-28 | 5.28                |
| 2019-08-29 | 5.24                |
| 2019-08-30 | 5.47                |
| 2019-08-31 | 5.3                 |
| 2019-09-01 | 4.89                |
| 2019-09-02 | 4.57                |
| 2019-09-03 | 4.7                 |
| 2019-09-04 | 5.14                |
| 2019-09-05 | 5.7                 |
| 2019-09-06 | 5.64                |
| 2019-09-07 | 5.26                |
| 2019-09-08 | 6.08                |
| 2019-09-09 | 6.26                |
| 2019-09-10 | 5.64                |
| 2019-09-11 | 6.68                |
| 2019-09-12 | 7.17                |
| 2019-09-13 | 6.05                |
| 2019-09-14 | 5.53                |
| 2019-09-15 | 5.22                |
| 2019-09-16 | 4.85                |
| 2019-09-17 | 5.1                 |
| 2019-09-18 | 4.99                |
| 2019-09-19 | 4.87                |
| 2019-09-20 | 4.98                |
| 2019-09-21 | 5.27                |
| 2019-09-22 | 5.32                |
| 2019-09-23 | 5.06                |
| 2019-09-24 | 4.8100000000000005  |
| 2019-09-25 | 4.82                |
| 2019-09-26 | 4.8                 |
| 2019-09-27 | 4.83                |
| 2019-09-28 | 4.95                |
| 2019-09-29 | 4.77                |
| 2019-09-30 | 4.8                 |
| 2019-10-01 | 4.96                |
| 2019-10-02 | 5.11                |
| 2019-10-03 | 5.1                 |
| 2019-10-04 | 5.21                |
| 2019-10-05 | 5.08                |
| 2019-10-06 | 5.19                |
| 2019-10-07 | 5.25                |
| 2019-10-08 | 5.3                 |
| 2019-10-09 | 5.36                |
| 2019-10-10 | 5.14                |
| 2019-10-11 | 5.02                |
| 2019-10-12 | 4.87                |
| 2019-10-13 | 5.14                |
| 2019-10-14 | 5.37                |
| 2019-10-15 | 5.42                |
| 2019-10-16 | 5.32                |
| 2019-10-17 | 5.36                |
| 2019-10-18 | 5.62                |
| 2019-10-19 | 5.62                |
| 2019-10-20 | 6.41                |
| 2019-10-21 | 6.2                 |
| 2019-10-22 | 6.1                 |
| 2019-10-23 | 6.08                |
| 2019-10-24 | 5.51                |
| 2019-10-25 | 5.47                |
| 2019-10-26 | 5.58                |
| 2019-10-27 | 5.46                |
| 2019-10-28 | 5.02                |
| 2019-10-29 | 4.84                |
| 2019-10-30 | 5.0                 |
| 2019-10-31 | 4.8                 |
| 2019-11-01 | 5.18                |
| 2019-11-02 | 5.27                |
| 2019-11-03 | 5.31                |
| 2019-11-04 | 5.38                |
| 2019-11-05 | 5.25                |
| 2019-11-06 | 5.05                |
| 2019-11-07 | 5.05                |
| 2019-11-08 | 4.93                |
| 2019-11-09 | 4.89                |
| 2019-11-10 | 4.97                |
| 2019-11-11 | 4.91                |
| 2019-11-12 | 4.72                |
| 2019-11-13 | 4.75                |
| 2019-11-14 | 4.84                |
| 2019-11-15 | 4.97                |
| 2019-11-16 | 4.78                |
| 2019-11-17 | 4.55                |
| 2019-11-18 | 4.74                |
| 2019-11-19 | 4.71                |
| 2019-11-20 | 5.52                |
| 2019-11-21 | 6.49                |
| 2019-11-22 | 5.63                |
| 2019-11-23 | 4.93                |
| 2019-11-24 | 4.08                |
| 2019-11-25 | 4.3                 |
| 2019-11-26 | 4.65                |
| 2019-11-27 | 4.61                |
| 2019-11-28 | 4.64                |
| 2019-11-29 | 4.64                |
| 2019-11-30 | 4.57                |
| 2019-12-01 | 4.48                |
| 2019-12-02 | 4.45                |
| 2019-12-03 | 4.45                |
| 2019-12-04 | 4.48                |
| 2019-12-05 | 4.5600000000000005  |
| 2019-12-06 | 4.64                |
| 2019-12-07 | 4.68                |
| 2019-12-08 | 4.68                |
| 2019-12-09 | 4.63                |
| 2019-12-10 | 4.59                |
| 2019-12-11 | 4.54                |
| 2019-12-12 | 4.55                |
| 2019-12-13 | 4.61                |
| 2019-12-14 | 4.6                 |
| 2019-12-15 | 4.53                |
| 2019-12-16 | 4.48                |
| 2019-12-17 | 4.45                |
| 2019-12-18 | 4.43                |
| 2019-12-19 | 4.42                |
| 2019-12-20 | 4.42                |
| 2019-12-21 | 4.42                |
| 2019-12-22 | 4.47                |
| 2019-12-23 | 4.5600000000000005  |
| 2019-12-24 | 4.63                |
| 2019-12-25 | 4.62                |
| 2019-12-26 | 4.5600000000000005  |
| 2019-12-27 | 4.52                |
| 2019-12-28 | 4.5                 |
| 2019-12-29 | 4.49                |
| 2019-12-30 | 4.49                |
| 2019-12-31 | 4.49                |
| 2020-01-01 | 4.57                |
| 2020-01-02 | 4.61                |
| 2020-01-03 | 4.59                |
| 2020-01-04 | 4.53                |
| 2020-01-05 | 4.48                |
| 2020-01-06 | 4.41                |
| 2020-01-07 | 4.34                |
| 2020-01-08 | 4.3                 |
| 2020-01-09 | 4.26                |
| 2020-01-10 | 4.24                |
| 2020-01-11 | 4.24                |
| 2020-01-12 | 4.24                |
| 2020-01-13 | 4.24                |
| 2020-01-14 | 4.25                |
| 2020-01-15 | 4.26                |
| 2020-01-16 | 4.32                |
| 2020-01-17 | 4.39                |
| 2020-01-18 | 4.44                |
| 2020-01-19 | 4.51                |
| 2020-01-20 | 4.63                |
| 2020-01-21 | 4.66                |
| 2020-01-22 | 4.67                |
| 2020-01-23 | 4.71                |
| 2020-01-24 | 4.72                |
| 2020-01-25 | 4.74                |
| 2020-01-26 | 4.78                |
| 2020-01-27 | 4.8                 |
| 2020-01-28 | 4.8                 |
| 2020-01-29 | 4.79                |
| 2020-01-30 | 4.75                |
| 2020-01-31 | 4.69                |
| 2020-02-01 | 4.61                |
| 2020-02-02 | 4.53                |
| 2020-02-03 | 4.49                |
| 2020-02-04 | 4.47                |
| 2020-02-05 | 4.44                |
| 2020-02-06 | 4.43                |
| 2020-02-07 | 4.43                |
| 2020-02-08 | 4.43                |
| 2020-02-09 | 4.43                |
| 2020-02-10 | 4.46                |
| 2020-02-11 | 4.5600000000000005  |
| 2020-02-12 | 4.61                |
| 2020-02-13 | 4.61                |
| 2020-02-14 | 4.65                |
| 2020-02-15 | 4.74                |
| 2020-02-16 | 4.77                |
| 2020-02-17 | 4.77                |
| 2020-02-18 | 4.78                |
| 2020-02-19 | 4.88                |
| 2020-02-20 | 4.91                |
| 2020-02-21 | 4.96                |
| 2020-02-22 | 5.16                |
| 2020-02-23 | 5.37                |
| 2020-02-24 | 5.4                 |
| 2020-02-25 | 5.4                 |
| 2020-02-26 | 5.41                |
| 2020-02-27 | 5.45                |
| 2020-02-28 | 5.47                |
| 2020-02-29 | 5.53                |
| 2020-03-01 | 5.64                |
| 2020-03-02 | 5.79                |
| 2020-03-03 | 5.97                |
| 2020-03-04 | 6.11                |
| 2020-03-05 | 6.48                |
| 2020-03-06 | 7.0                 |
| 2020-03-07 | 7.51                |
| 2020-03-08 | 7.89                |
| 2020-03-09 | 8.21                |
| 2020-03-10 | 8.54                |
| 2020-03-11 | 8.91                |
| 2020-03-12 | 9.17                |
| 2020-03-13 | 9.31                |
| 2020-03-14 | 9.38                |
| 2020-03-15 | 9.44                |
| 2020-03-16 | 9.46                |
| 2020-03-17 | 9.51                |
| 2020-03-18 | 9.6                 |
| 2020-03-19 | 9.64                |
| 2020-03-20 | 9.64                |
| 2020-03-21 | 9.61                |
| 2020-03-22 | 10.0                |
| 2020-03-23 | 10.2                |
| 2020-03-24 | 10.4                |
| 2020-03-25 | 11.2                |
| 2020-03-26 | 11.4                |
| 2020-03-27 | 10.3                |
| 2020-03-28 | 10.1                |
| 2020-03-29 | 9.88                |
| 2020-03-30 | 10.5                |
| 2020-03-31 | 11.3                |
| 2020-04-01 | 14.6                |
| 2020-04-02 | 16.6                |
| 2020-04-03 | 13.0                |
| 2020-04-04 | 12.9                |
| 2020-04-05 | 14.0                |
| 2020-04-06 | 15.4                |
| 2020-04-07 | 16.2                |
| 2020-04-08 | 19.5                |
| 2020-04-09 | 23.4                |
| 2020-04-10 | 25.5                |
| 2020-04-11 | 27.0                |
| 2020-04-12 | 27.8                |
| 2020-04-13 | 24.1                |
| 2020-04-14 | 20.7                |
| 2020-04-15 | 20.1                |
| 2020-04-16 | 22.4                |
| 2020-04-17 | 19.7                |
| 2020-04-18 | 19.1                |
| 2020-04-19 | 19.2                |
| 2020-04-20 | 19.3                |
| 2020-04-21 | 21.7                |
| 2020-04-22 | 23.9                |
| 2020-04-23 | 27.2                |
| 2020-04-24 | 29.4                |
| 2020-04-25 | 31.3                |
| 2020-04-26 | 34.5                |
| 2020-04-27 | 38.7                |
| 2020-04-28 | 42.0                |
| 2020-04-29 | 46.1                |
| 2020-04-30 | 49.3                |
| 2020-05-01 | 51.9                |
| 2020-05-02 | 54.6                |
| 2020-05-03 | 54.8                |
| 2020-05-04 | 54.1                |
| 2020-05-05 | 51.3                |
| 2020-05-06 | 49.1                |
| 2020-05-07 | 47.5                |
| 2020-05-08 | 46.4                |
| 2020-05-09 | 43.8                |
| 2020-05-10 | 42.1                |
| 2020-05-11 | 42.2                |
| 2020-05-12 | 39.4                |
| 2020-05-13 | 37.6                |
| 2020-05-14 | 35.9                |
| 2020-05-15 | 34.3                |
| 2020-05-16 | 32.4                |
| 2020-05-17 | 30.6                |
| 2020-05-18 | 28.3                |
| 2020-05-19 | 26.4                |
| 2020-05-20 | 25.7                |
| 2020-05-21 | 25.2                |
| 2020-05-22 | 24.1                |
| 2020-05-23 | 23.4                |
| 2020-05-24 | 22.5                |
| 2020-05-25 | 21.8                |
| 2020-05-26 | 20.9                |
| 2020-05-27 | 20.5                |
| 2020-05-28 | 19.6                |
| 2020-05-29 | 19.6                |
| 2020-05-30 | 19.0                |
| 2020-05-31 | 18.9                |
| 2020-06-01 | 18.1                |
| 2020-06-02 | 16.7                |
| 2020-06-03 | 16.3                |
| 2020-06-04 | 15.5                |
| 2020-06-05 | 15.0                |
| 2020-06-06 | 26.0                |
| 2020-06-07 | 25.9                |
| 2020-06-08 | 25.4                |
| 2020-06-09 | 20.9                |
| 2020-06-10 | 18.4                |
| 2020-06-11 | 16.8                |
| 2020-06-12 | 15.2                |
| 2020-06-13 | 13.9                |
| 2020-06-14 | 13.3                |
| 2020-06-15 | 12.5                |
| 2020-06-16 | 12.0                |
| 2020-06-17 | 11.4                |
| 2020-06-18 | 11.2                |
| 2020-06-19 | 10.8                |
| 2020-06-20 | 10.3                |
| 2020-06-21 | 9.74                |
| 2020-06-22 | 9.29                |
| 2020-06-23 | 8.73                |
| 2020-06-24 | 8.45                |
| 2020-06-25 | 8.15                |
| 2020-06-26 | 8.02                |
| 2020-06-27 | 7.71                |
| 2020-06-28 | 7.27                |
| 2020-06-29 | 7.38                |
| 2020-06-30 | 7.93                |
| 2020-07-01 | 7.47                |
| 2020-07-02 | 6.65                |
| 2020-07-03 | 6.47                |
| 2020-07-04 | 6.66                |
| 2020-07-05 | 5.92                |
| 2020-07-06 | 5.39                |
| 2020-07-07 | 5.06                |
| 2020-07-08 | 4.36                |
| 2020-07-09 | 3.77                |
| 2020-07-10 | 3.49                |
| 2020-07-11 | 3.41                |
| 2020-07-12 | 3.3                 |
| 2020-07-13 | 3.11                |
| 2020-07-14 | 2.79                |
| 2020-07-15 | 2.59                |
| 2020-07-16 | 2.59                |
| 2020-07-17 | 2.71                |
| 2020-07-18 | 2.44                |
| 2020-07-19 | 2.27                |
| 2020-07-20 | 1.96                |
| 2020-07-21 | 1.79                |
| 2020-07-22 | 1.96                |
| 2020-07-23 | 2.91                |
| 2020-07-24 | 2.8200000000000003  |
| 2020-07-25 | 2.39                |
| 2020-07-26 | 2.22                |
| 2020-07-27 | 2.09                |
| 2020-07-28 | 2.08                |
| 2020-07-29 | 2.01                |
| 2020-07-30 | 1.5899999999999999  |
| 2020-07-31 | 1.2                 |
| 2020-08-01 | 0.9500000000000001  |
| 2020-08-02 | 0.76                |
| 2020-08-03 | 0.64                |
| 2020-08-04 | 0.54                |
| 2020-08-05 | 0.42                |
| 2020-08-06 | 0.30000000000000004 |
| 2020-08-07 | 0.28                |
| 2020-08-08 | 0.14                |
| 2020-08-09 | 0.08                |
| 2020-08-10 | 0.06                |
| 2020-08-11 | 0.06                |
| 2020-08-12 | 0.09                |
| 2020-08-13 | 0.04                |
| 2020-08-14 | 0.02                |
| 2020-08-15 | 0.01                |
| 2020-08-16 | 0.0                 |
| 2020-08-17 | 0.0                 |
| 2020-08-18 | 0.0                 |
| 2020-08-19 | 0.0                 |
| 2020-08-20 | 0.0                 |
| 2020-08-21 | 0.0                 |
| 2020-08-22 | 0.0                 |
| 2020-08-23 | 0.0                 |
| 2020-08-24 | 0.0                 |
| 2020-08-25 | 0.0                 |
| 2020-08-26 | 0.0                 |
| 2020-08-27 | 0.0                 |
| 2020-08-28 | 0.0                 |
| 2020-08-29 | 0.0                 |
| 2020-08-30 | 0.0                 |
| 2020-08-31 | 0.0                 |
| 2020-09-01 | 0.0                 |
| 2020-09-02 | 0.0                 |
| 2020-09-03 | 0.0                 |
| 2020-09-04 | 0.0                 |
| 2020-09-05 | 0.0                 |
| 2020-09-06 | 0.0                 |
| 2020-09-07 | 0.0                 |
| 2020-09-08 | 0.0                 |
| 2020-09-09 | 0.0                 |
| 2020-09-10 | 0.0                 |
| 2020-09-11 | 0.0                 |
| 2020-09-12 | 0.0                 |
| 2020-09-13 | 0.17                |
| 2020-09-14 | 0.24                |
| 2020-09-15 | 0.24                |
| 2020-09-16 | 0.14                |
| 2020-09-17 | 0.12                |
| 2020-09-18 | 0.16                |
| 2020-09-19 | 0.19                |
| 2020-09-20 | 0.27                |
| 2020-09-21 | 0.29                |
| 2020-09-22 | 0.34                |
| 2020-09-23 | 0.53                |
| 2020-09-24 | 0.61                |
| 2020-09-25 | 0.59                |
| 2020-09-26 | 0.4                 |
| 2020-09-27 | 0.45                |
| 2020-09-28 | 0.49                |
| 2020-09-29 | 0.62                |
| 2020-09-30 | 0.68                |
| 2020-10-01 | 0.6900000000000001  |
| 2020-10-02 | 0.77                |
| 2020-10-03 | 0.86                |
| 2020-10-04 | 0.91                |
| 2020-10-05 | 0.97                |
| 2020-10-06 | 1.04                |
| 2020-10-07 | 1.06                |
| 2020-10-08 | 1.16                |
| 2020-10-09 | 1.26                |
| 2020-10-10 | 1.28                |
| 2020-10-11 | 1.3599999999999999  |
| 2020-10-12 | 1.47                |
| 2020-10-13 | 1.43                |
| 2020-10-14 | 1.58                |
| 2020-10-15 | 1.48                |
| 2020-10-16 | 1.55                |
| 2020-10-17 | 1.6400000000000001  |
| 2020-10-18 | 1.72                |
| 2020-10-19 | 1.8                 |
| 2020-10-20 | 1.9                 |
| 2020-10-21 | 1.9300000000000002  |
| 2020-10-22 | 1.94                |
| 2020-10-23 | 1.87                |
| 2020-10-24 | 1.9500000000000002  |
| 2020-10-25 | 2.22                |
| 2020-10-26 | 2.02                |
| 2020-10-27 | 1.62                |
| 2020-10-28 | 1.8399999999999999  |
| 2020-10-29 | 2.08                |
| 2020-10-30 | 2.17                |
| 2020-10-31 | 2.1                 |
| 2020-11-01 | 2.08                |
| 2020-11-02 | 2.15                |
| 2020-11-03 | 2.31                |
| 2020-11-04 | 2.38                |
| 2020-11-05 | 2.3                 |
| 2020-11-06 | 2.41                |
| 2020-11-07 | 2.5300000000000002  |
| 2020-11-08 | 2.7800000000000002  |
| 2020-11-09 | 2.77                |
| 2020-11-10 | 2.56                |
| 2020-11-11 | 2.39                |
| 2020-11-12 | 2.37                |
| 2020-11-13 | 2.36                |
| 2020-11-14 | 2.62                |
| 2020-11-15 | 2.62                |
| 2020-11-16 | 2.63                |
| 2020-11-17 | 2.71                |
| 2020-11-18 | 2.87                |
| 2020-11-19 | 3.06                |
| 2020-11-20 | 2.84                |
| 2020-11-21 | 2.55                |
| 2020-11-22 | 2.22                |
| 2020-11-23 | 2.34                |
| 2020-11-24 | 2.36                |
| 2020-11-25 | 2.03                |
| 2020-11-26 | 2.23                |
| 2020-11-27 | 2.12                |
| 2020-11-28 | 2.09                |
| 2020-11-29 | 2.02                |
| 2020-11-30 | 1.94                |
| 2020-12-01 | 1.8599999999999999  |
| 2020-12-02 | 1.69                |
| 2020-12-03 | 1.43                |
| 2020-12-04 | 1.44                |
| 2020-12-05 | 1.58                |
| 2020-12-06 | 1.77                |
| 2020-12-07 | 1.77                |
| 2020-12-08 | 1.71                |
| 2020-12-09 | 1.71                |
| 2020-12-10 | 1.71                |
| 2020-12-11 | 1.71                |
| 2020-12-12 | 1.71                |
| 2020-12-13 | 1.7000000000000002  |
| 2020-12-14 | 1.71                |
| 2020-12-15 | 1.71                |
| 2020-12-16 | 1.71                |
| 2020-12-17 | 1.71                |
| 2020-12-18 | 1.71                |
| 2020-12-19 | 1.71                |
| 2020-12-20 | 1.71                |
| 2020-12-21 | 1.71                |
| 2020-12-22 | 1.71                |
| 2020-12-23 | 1.71                |
| 2020-12-24 | 1.71                |
| 2020-12-25 | 1.71                |
| 2020-12-26 | 1.71                |
| 2020-12-27 | 1.71                |
| 2020-12-28 | 1.71                |
| 2020-12-29 | 1.7000000000000002  |
| 2020-12-30 | 1.7000000000000002  |
| 2020-12-31 | 1.71                |
| 2021-01-01 | 1.72                |
| 2021-01-02 | 1.73                |
| 2021-01-03 | 1.73                |
| 2021-01-04 | 1.74                |
| 2021-01-05 | 1.75                |
| 2021-01-06 | 1.76                |
| 2021-01-07 | 1.78                |
| 2021-01-08 | 1.8                 |
| 2021-01-09 | 1.8                 |
| 2021-01-10 | 1.8                 |
| 2021-01-11 | 1.81                |
| 2021-01-12 | 1.87                |
| 2021-01-13 | 1.94                |
| 2021-01-14 | 1.99                |
| 2021-01-15 | 2.03                |
| 2021-01-16 | 2.06                |
| 2021-01-17 | 2.08                |
| 2021-01-18 | 2.1                 |
| 2021-01-19 | 2.11                |
| 2021-01-20 | 2.11                |
| 2021-01-21 | 2.11                |
| 2021-01-22 | 2.09                |
| 2021-01-23 | 2.08                |
| 2021-01-24 | 2.09                |
| 2021-01-25 | 2.11                |
| 2021-01-26 | 2.12                |
| 2021-01-27 | 2.15                |
| 2021-01-28 | 2.22                |
| 2021-01-29 | 2.27                |
| 2021-01-30 | 2.29                |
| 2021-01-31 | 2.27                |
| 2021-02-01 | 2.26                |
| 2021-02-02 | 2.33                |
| 2021-02-03 | 2.41                |
| 2021-02-04 | 2.48                |
| 2021-02-05 | 2.54                |
| 2021-02-06 | 2.59                |
| 2021-02-07 | 2.64                |
| 2021-02-08 | 2.69                |
| 2021-02-09 | 2.7199999999999998  |
| 2021-02-10 | 2.75                |
| 2021-02-11 | 2.79                |
| 2021-02-12 | 2.81                |
| 2021-02-13 | 2.79                |
| 2021-02-14 | 2.77                |
| 2021-02-15 | 2.76                |
| 2021-02-16 | 2.77                |
| 2021-02-17 | 2.7800000000000002  |
| 2021-02-18 | 2.8200000000000003  |
| 2021-02-19 | 3.14                |
| 2021-02-20 | 3.26                |
| 2021-02-21 | 3.29                |
| 2021-02-22 | 3.29                |
| 2021-02-23 | 3.25                |
| 2021-02-24 | 3.18                |
| 2021-02-25 | 3.16                |
| 2021-02-26 | 3.22                |
| 2021-02-27 | 3.39                |
| 2021-02-28 | 3.55                |
| 2021-03-01 | 3.67                |
| 2021-03-02 | 3.79                |
| 2021-03-03 | 3.93                |
| 2021-03-04 | 4.09                |
| 2021-03-05 | 4.22                |
| 2021-03-06 | 4.32                |
| 2021-03-07 | 4.41                |
| 2021-03-08 | 4.49                |
| 2021-03-09 | 4.54                |
| 2021-03-10 | 4.51                |
| 2021-03-11 | 4.5                 |
| 2021-03-12 | 4.5                 |
| 2021-03-13 | 4.5                 |
| 2021-03-14 | 4.5                 |
| 2021-03-15 | 4.5                 |
| 2021-03-16 | 4.52                |
| 2021-03-17 | 4.58                |
| 2021-03-18 | 4.64                |
| 2021-03-19 | 4.68                |
| 2021-03-20 | 4.72                |
| 2021-03-21 | 4.44                |
| 2021-03-22 | 4.88                |
| 2021-03-23 | 4.91                |
| 2021-03-24 | 4.34                |
| 2021-03-25 | 4.87                |
| 2021-03-26 | 4.6                 |
| 2021-03-27 | 4.68                |
| 2021-03-28 | 5.62                |
| 2021-03-29 | 6.77                |
| 2021-03-30 | 5.7                 |
| 2021-03-31 | 4.6                 |
| 2021-04-01 | 5.07                |
| 2021-04-02 | 5.96                |
| 2021-04-03 | 7.57                |
| 2021-04-04 | 8.0                 |
| 2021-04-05 | 7.0                 |
| 2021-04-06 | 6.9                 |
| 2021-04-07 | 5.43                |
| 2021-04-08 | 5.04                |
| 2021-04-09 | 4.93                |
| 2021-04-10 | 4.96                |
| 2021-04-11 | 4.4                 |
| 2021-04-12 | 4.45                |
| 2021-04-13 | 4.26                |
| 2021-04-14 | 4.5600000000000005  |
| 2021-04-15 | 4.54                |
| 2021-04-16 | 4.08                |
| 2021-04-17 | 3.49                |
| 2021-04-18 | 3.43                |
| 2021-04-19 | 3.32                |
| 2021-04-20 | 3.46                |
| 2021-04-21 | 3.64                |
| 2021-04-22 | 3.5300000000000002  |
| 2021-04-23 | 3.8                 |
| 2021-04-24 | 3.12                |
| 2021-04-25 | 3.2                 |
| 2021-04-26 | 3.3                 |
| 2021-04-27 | 3.67                |
| 2021-04-28 | 4.24                |
| 2021-04-29 | 3.8                 |
| 2021-04-30 | 3.5300000000000002  |
| 2021-05-01 | 3.54                |
| 2021-05-02 | 3.59                |
| 2021-05-03 | 3.65                |
| 2021-05-04 | 3.89                |
| 2021-05-05 | 3.93                |
| 2021-05-06 | 3.65                |
| 2021-05-07 | 3.74                |
| 2021-05-08 | 3.62                |
| 2021-05-09 | 3.49                |
| 2021-05-10 | 3.54                |
| 2021-05-11 | 3.55                |
| 2021-05-12 | 3.44                |
| 2021-05-13 | 3.34                |
| 2021-05-14 | 3.33                |
| 2021-05-15 | 3.37                |
| 2021-05-16 | 3.48                |
| 2021-05-17 | 3.24                |
| 2021-05-18 | 3.31                |
| 2021-05-19 | 3.41                |
| 2021-05-20 | 3.5                 |
| 2021-05-21 | 3.84                |
| 2021-05-22 | 4.06                |
| 2021-05-23 | 3.92                |
| 2021-05-24 | 4.07                |
| 2021-05-25 | 3.9699999999999998  |
| 2021-05-26 | 3.66                |
| 2021-05-27 | 3.37                |
| 2021-05-28 | 3.05                |
| 2021-05-29 | 2.96                |
| 2021-05-30 | 3.0                 |
| 2021-05-31 | 2.75                |
| 2021-06-01 | 2.62                |
| 2021-06-02 | 2.31                |
| 2021-06-03 | 2.03                |
| 2021-06-04 | 1.98                |
| 2021-06-05 | 1.71                |
| 2021-06-06 | 1.63                |
| 2021-06-07 | 1.44                |
| 2021-06-08 | 1.2                 |
| 2021-06-09 | 0.99                |
| 2021-06-10 | 0.81                |
| 2021-06-11 | 0.75                |
| 2021-06-12 | 0.53                |
| 2021-06-13 | 0.53                |
| 2021-06-14 | 0.36                |
| 2021-06-15 | 0.28                |
| 2021-06-16 | 0.2                 |
| 2021-06-17 | 0.17                |
| 2021-06-18 | 0.04                |
| 2021-06-19 | 0.02                |
| 2021-06-20 | 0.0                 |
| 2021-06-21 | 0.0                 |
| 2021-06-22 | 0.0                 |
| 2021-06-23 | 0.0                 |
| 2021-06-24 | 0.0                 |
| 2021-06-25 | 0.0                 |
| 2021-06-26 | 0.0                 |
| 2021-06-27 | 0.0                 |
| 2021-06-28 | 0.0                 |
| 2021-06-29 | 0.0                 |
| 2021-06-30 | 0.0                 |
| 2021-07-01 | 0.0                 |
| 2021-07-02 | 0.0                 |
| 2021-07-03 | 0.0                 |
| 2021-07-04 | 0.0                 |
| 2021-07-05 | 0.0                 |
| 2021-07-06 | 0.0                 |
| 2021-07-07 | 0.0                 |
| 2021-07-08 | 0.0                 |
| 2021-07-09 | 0.0                 |
| 2021-07-10 | 0.0                 |
| 2021-07-11 | 0.0                 |
| 2021-07-12 | 0.0                 |
| 2021-07-13 | 0.0                 |
| 2021-07-14 | 0.0                 |
| 2021-07-15 | 0.0                 |
| 2021-07-16 | 0.0                 |
| 2021-07-17 | 0.0                 |
| 2021-07-18 | 0.0                 |
| 2021-07-19 | 0.0                 |
| 2021-07-20 | 0.0                 |
| 2021-07-21 | 0.91                |
| 2021-07-22 | 1.57                |
| 2021-07-23 | 0.0                 |
| 2021-07-24 | 0.0                 |
| 2021-07-25 | 1.49                |
| 2021-07-26 | 0.0                 |
| 2021-07-27 | 0.0                 |
| 2021-07-28 | 0.0                 |
| 2021-07-29 | 0.0                 |
| 2021-07-30 | 0.0                 |
| 2021-07-31 | 4.43                |
| 2021-08-01 | 1.6400000000000001  |
| 2021-08-02 | 1.87                |
| 2021-08-03 | 0.12                |
| 2021-08-04 | 0.71                |
| 2021-08-05 | 0.2                 |
| 2021-08-06 | 0.01                |
| 2021-08-07 | 0.0                 |
| 2021-08-08 | 0.0                 |
| 2021-08-09 | 0.0                 |
| 2021-08-10 | 0.0                 |
| 2021-08-11 | 0.0                 |
| 2021-08-12 | 0.0                 |
| 2021-08-13 | 0.0                 |
| 2021-08-14 | 0.0                 |
| 2021-08-15 | 0.0                 |
| 2021-08-16 | 0.0                 |
| 2021-08-17 | 0.0                 |
| 2021-08-18 | 1.58                |
| 2021-08-19 | 0.66                |
| 2021-08-20 | 0.09                |
| 2021-08-21 | 0.09                |
| 2021-08-22 | 0.0                 |
| 2021-08-23 | 0.0                 |
| 2021-08-24 | 0.0                 |
| 2021-08-25 | 0.0                 |
| 2021-08-26 | 0.0                 |
| 2021-08-27 | 0.0                 |
| 2021-08-28 | 0.0                 |
| 2021-08-29 | 0.0                 |
| 2021-08-30 | 0.0                 |
| 2021-08-31 | 0.01                |
| 2021-09-01 | 0.0                 |
| 2021-09-02 | 0.0                 |
| 2021-09-03 | 0.0                 |
| 2021-09-04 | 0.0                 |
| 2021-09-05 | 0.0                 |
| 2021-09-06 | 0.0                 |
| 2021-09-07 | 0.0                 |
| 2021-09-08 | 0.0                 |
| 2021-09-09 | 0.0                 |
| 2021-09-10 | 0.11                |
| 2021-09-11 | 0.0                 |
| 2021-09-12 | 0.0                 |
| 2021-09-13 | 0.0                 |
| 2021-09-14 | 0.0                 |
| 2021-09-15 | 0.0                 |
| 2021-09-16 | 0.0                 |
| 2021-09-17 | 0.0                 |
| 2021-09-18 | 0.1                 |
| 2021-09-19 | 0.0                 |
| 2021-09-20 | 0.0                 |
| 2021-09-21 | 0.0                 |
| 2021-09-22 | 0.0                 |
| 2021-09-23 | 0.0                 |
| 2021-09-24 | 0.0                 |
| 2021-09-25 | 0.0                 |
| 2021-09-26 | 0.0                 |
| 2021-09-27 | 0.0                 |
| 2021-09-28 | 0.0                 |
| 2021-09-29 | 0.0                 |
| 2021-09-30 | 0.0                 |
| 2021-10-01 | 0.0                 |
| 2021-10-02 | 0.0                 |
| 2021-10-03 | 0.0                 |
| 2021-10-04 | 0.0                 |
| 2021-10-05 | 0.0                 |
| 2021-10-06 | 0.5700000000000001  |
| 2021-10-07 | 0.25                |
| 2021-10-08 | 0.12                |
| 2021-10-09 | 0.29                |
| 2021-10-10 | 0.0                 |
| 2021-10-11 | 0.01                |
| 2021-10-12 | 0.2                 |
| 2021-10-13 | 0.0                 |
| 2021-10-14 | 0.0                 |
| 2021-10-15 | 0.6900000000000001  |
| 2021-10-16 | 0.76                |
| 2021-10-17 | 0.75                |
| 2021-10-18 | 0.92                |
| 2021-10-19 | 1.54                |
| 2021-10-20 | 1.99                |
| 2021-10-21 | 1.78                |
| 2021-10-22 | 1.8599999999999999  |
| 2021-10-23 | 1.5899999999999999  |
| 2021-10-24 | 1.63                |
| 2021-10-25 | 1.71                |
| 2021-10-26 | 1.94                |
| 2021-10-27 | 1.9                 |
| 2021-10-28 | 1.76                |
| 2021-10-29 | 1.75                |
| 2021-10-30 | 1.72                |
| 2021-10-31 | 1.6800000000000002  |
| 2021-11-01 | 1.58                |
| 2021-11-02 | 1.73                |
| 2021-11-03 | 1.6400000000000001  |
| 2021-11-04 | 1.55                |
| 2021-11-05 | 1.54                |
| 2021-11-06 | 1.47                |
| 2021-11-07 | 1.53                |
| 2021-11-08 | 1.54                |
| 2021-11-09 | 1.54                |
| 2021-11-10 | 2.2800000000000002  |
| 2021-11-11 | 2.37                |
| 2021-11-12 | 2.0                 |
| 2021-11-13 | 1.79                |
| 2021-11-14 | 1.78                |
| 2021-11-15 | 1.67                |
| 2021-11-16 | 1.71                |
| 2021-11-17 | 1.5                 |
| 2021-11-18 | 1.26                |
| 2021-11-19 | 1.4                 |
| 2021-11-20 | 1.35                |
| 2021-11-21 | 1.21                |
| 2021-11-22 | 1.1400000000000001  |
| 2021-11-23 | 1.23                |
| 2021-11-24 | 1.03                |
| 2021-11-25 | 1.0                 |
| 2021-11-26 | 0.97                |
| 2021-11-27 | 0.96                |
| 2021-11-28 | 1.32                |
| 2021-11-29 | 1.46                |
| 2021-11-30 | 1.23                |
| 2021-12-01 | 1.15                |
| 2021-12-02 | 1.35                |
| 2021-12-03 | 1.55                |
| 2021-12-04 | 1.57                |
| 2021-12-05 | 1.6600000000000001  |
| 2021-12-06 | 1.7000000000000002  |
| 2021-12-07 | 1.9300000000000002  |
| 2021-12-08 | 1.85                |
| 2021-12-09 | 2.01                |
| 2021-12-10 | 1.85                |
| 2021-12-11 | 1.81                |
| 2021-12-12 | 1.76                |
| 2021-12-13 | 1.73                |
| 2021-12-14 | 1.6800000000000002  |
| 2021-12-15 | 1.57                |
| 2021-12-16 | 1.52                |
| 2021-12-17 | 1.45                |
| 2021-12-18 | 1.37                |
| 2021-12-19 | 1.31                |
| 2021-12-20 | 1.24                |
| 2021-12-21 | 1.18                |
| 2021-12-22 | 1.12                |
| 2021-12-23 | 1.06                |
| 2021-12-24 | 1.03                |
| 2021-12-25 | 0.96                |
| 2021-12-26 | 0.89                |
| 2021-12-27 | 0.84                |
| 2021-12-28 | 0.77                |
| 2021-12-29 | 0.73                |
| 2021-12-30 | 0.6900000000000001  |
| 2021-12-31 | 0.64                |
| 2022-01-01 | 0.5700000000000001  |
| 2022-01-02 | 0.46                |
| 2022-01-03 | 0.4                 |
| 2022-01-04 | 0.34                |
| 2022-01-05 | 0.28                |
| 2022-01-06 | 0.23                |
| 2022-01-07 | 0.19                |
| 2022-01-08 | 0.14                |
| 2022-01-09 | 0.11                |
| 2022-01-10 | 0.1                 |
| 2022-01-11 | 0.09                |
| 2022-01-12 | 0.09                |
| 2022-01-13 | 0.1                 |
| 2022-01-14 | 0.1                 |
| 2022-01-15 | 0.1                 |
| 2022-01-16 | 0.11                |
| 2022-01-17 | 0.11                |
| 2022-01-18 | 0.11                |
| 2022-01-19 | 0.11                |
| 2022-01-20 | 0.12                |
| 2022-01-21 | 0.12                |
| 2022-01-22 | 0.13                |
| 2022-01-23 | 0.13                |
| 2022-01-24 | 0.12                |
| 2022-01-25 | 0.12                |
| 2022-01-26 | 0.13                |
| 2022-01-27 | 0.13                |
| 2022-01-28 | 0.13                |
| 2022-01-29 | 0.13                |
| 2022-01-30 | 0.14                |
| 2022-01-31 | 0.15                |
| 2022-02-01 | 0.15                |
| 2022-02-02 | 0.16                |
| 2022-02-03 | 0.16                |
| 2022-02-04 | 0.17                |
| 2022-02-05 | 0.18                |
| 2022-02-06 | 0.19                |
| 2022-02-07 | 0.19                |
| 2022-02-08 | 0.2                 |
| 2022-02-09 | 0.22                |
| 2022-02-10 | 0.26                |
| 2022-02-11 | 0.30000000000000004 |
| 2022-02-12 | 0.34                |
| 2022-02-13 | 0.36                |
| 2022-02-14 | 0.38                |
| 2022-02-15 | 0.42                |
| 2022-02-16 | 0.45                |
| 2022-02-17 | 0.49                |
| 2022-02-18 | 0.55                |
| 2022-02-19 | 0.58                |
| 2022-02-20 | 0.62                |
| 2022-02-21 | 0.6900000000000001  |
| 2022-02-22 | 0.73                |
| 2022-02-23 | 0.77                |
| 2022-02-24 | 0.78                |
| 2022-02-25 | 0.8200000000000001  |
| 2022-02-26 | 0.89                |
| 2022-02-27 | 0.96                |
| 2022-02-28 | 0.99                |
| 2022-03-01 | 1.09                |
| 2022-03-02 | 1.15                |
| 2022-03-03 | 1.17                |
| 2022-03-04 | 1.18                |
| 2022-03-05 | 1.25                |
| 2022-03-06 | 1.33                |
| 2022-03-07 | 1.38                |
| 2022-03-08 | 1.43                |
| 2022-03-09 | 1.43                |
| 2022-03-10 | 1.44                |
| 2022-03-11 | 1.46                |
| 2022-03-12 | 1.47                |
| 2022-03-13 | 1.51                |
| 2022-03-14 | 1.52                |
| 2022-03-15 | 1.51                |
| 2022-03-16 | 1.52                |
| 2022-03-17 | 1.6                 |
| 2022-03-18 | 1.7000000000000002  |
| 2022-03-19 | 1.75                |
| 2022-03-20 | 1.92                |
| 2022-03-21 | 2.63                |
| 2022-03-22 | 4.38                |
| 2022-03-23 | 6.12                |
| 2022-03-24 | 7.55                |
| 2022-03-25 | 9.98                |
| 2022-03-26 | 12.6                |
| 2022-03-27 | 15.8                |
| 2022-03-28 | 21.6                |
| 2022-03-29 | 25.3                |
| 2022-03-30 | 26.5                |
| 2022-03-31 | 25.2                |
| 2022-04-01 | 22.6                |
| 2022-04-02 | 24.8                |
| 2022-04-03 | 26.1                |
| 2022-04-04 | 26.2                |
| 2022-04-05 | 28.1                |
| 2022-04-06 | 24.8                |
| 2022-04-07 | 23.4                |
| 2022-04-08 | 26.0                |
| 2022-04-09 | 33.9                |
| 2022-04-10 | 33.4                |
| 2022-04-11 | 28.0                |
| 2022-04-12 | 26.0                |
| 2022-04-13 | 22.9                |
| 2022-04-14 | 21.4                |
| 2022-04-15 | 21.0                |
| 2022-04-16 | 21.8                |
| 2022-04-17 | 22.5                |
| 2022-04-18 | 26.8                |
| 2022-04-19 | 37.7                |
| 2022-04-20 | 46.2                |
| 2022-04-21 | 52.7                |
| 2022-04-22 | 64.0                |
| 2022-04-23 | 51.5                |
| 2022-04-24 | 36.9                |
| 2022-04-25 | 31.9                |
| 2022-04-26 | 31.3                |
| 2022-04-27 | 32.4                |
| 2022-04-28 | 39.2                |
| 2022-04-29 | 44.0                |
| 2022-04-30 | 42.6                |
| 2022-05-01 | 45.8                |
| 2022-05-02 | 44.8                |
| 2022-05-03 | 46.3                |
| 2022-05-04 | 46.5                |
| 2022-05-05 | 41.7                |
| 2022-05-06 | 40.6                |
| 2022-05-07 | 42.7                |
| 2022-05-08 | 45.6                |
| 2022-05-09 | 46.6                |
| 2022-05-10 | 40.0                |
| 2022-05-11 | 35.5                |
| 2022-05-12 | 35.7                |
| 2022-05-13 | 31.6                |
| 2022-05-14 | 28.7                |
| 2022-05-15 | 27.3                |
| 2022-05-16 | 26.8                |
| 2022-05-17 | 26.1                |
| 2022-05-18 | 25.6                |
| 2022-05-19 | 24.7                |
| 2022-05-20 | 23.8                |
| 2022-05-21 | 23.4                |
| 2022-05-22 | 22.6                |
| 2022-05-23 | 21.9                |
| 2022-05-24 | 21.2                |
| 2022-05-25 | 20.6                |
| 2022-05-26 | 20.1                |
| 2022-05-27 | 19.8                |
| 2022-05-28 | 18.8                |
| 2022-05-29 | 19.3                |
| 2022-05-30 | 19.9                |
| 2022-05-31 | 18.8                |
| 2022-06-01 | 18.0                |
| 2022-06-02 | 17.0                |
| 2022-06-03 | 16.4                |
| 2022-06-04 | 15.8                |
| 2022-06-05 | 15.3                |
| 2022-06-06 | 14.8                |
| 2022-06-07 | 14.2                |
| 2022-06-08 | 13.5                |
| 2022-06-09 | 13.2                |
| 2022-06-10 | 12.4                |
| 2022-06-11 | 11.8                |
| 2022-06-12 | 11.3                |
| 2022-06-13 | 10.9                |
| 2022-06-14 | 11.2                |
| 2022-06-15 | 10.7                |
| 2022-06-16 | 9.93                |
| 2022-06-17 | 9.09                |
| 2022-06-18 | 8.28                |
| 2022-06-19 | 9.0                 |
| 2022-06-20 | 9.48                |
| 2022-06-21 | 8.68                |
| 2022-06-22 | 7.88                |
| 2022-06-23 | 7.57                |
| 2022-06-24 | 8.0                 |
| 2022-06-25 | 7.6                 |
| 2022-06-26 | 6.78                |
| 2022-06-27 | 6.18                |
| 2022-06-28 | 6.0                 |
| 2022-06-29 | 6.68                |
| 2022-06-30 | 6.42                |
| 2022-07-01 | 6.03                |
| 2022-07-02 | 5.62                |
| 2022-07-03 | 4.79                |
| 2022-07-04 | 3.94                |
| 2022-07-05 | 3.5700000000000003  |
| 2022-07-06 | 3.42                |
| 2022-07-07 | 3.5300000000000002  |
| 2022-07-08 | 4.2                 |
| 2022-07-09 | 3.47                |
| 2022-07-10 | 2.84                |
| 2022-07-11 | 2.51                |
| 2022-07-12 | 2.4                 |
| 2022-07-13 | 2.48                |
| 2022-07-14 | 2.64                |
| 2022-07-15 | 3.71                |
| 2022-07-16 | 3.85                |
| 2022-07-17 | 3.32                |
| 2022-07-18 | 2.39                |
| 2022-07-19 | 1.9500000000000002  |
| 2022-07-20 | 1.53                |
| 2022-07-21 | 1.3                 |
| 2022-07-22 | 1.02                |
| 2022-07-23 | 0.93                |
| 2022-07-24 | 1.11                |
| 2022-07-25 | 1.88                |
| 2022-07-26 | 1.6099999999999999  |
| 2022-07-27 | 1.31                |
| 2022-07-28 | 0.66                |
| 2022-07-29 | 0.51                |
| 2022-07-30 | 0.77                |
| 2022-07-31 | 1.02                |
| 2022-08-01 | 1.42                |
| 2022-08-02 | 1.99                |
| 2022-08-03 | 1.58                |
| 2022-08-04 | 1.15                |
| 2022-08-05 | 0.91                |
| 2022-08-06 | 0.75                |
| 2022-08-07 | 0.58                |
| 2022-08-08 | 0.42                |
| 2022-08-09 | 0.29                |
| 2022-08-10 | 0.25                |
| 2022-08-11 | 0.16                |
| 2022-08-12 | 0.16                |
| 2022-08-13 | 0.2                 |
| 2022-08-14 | 0.27                |
| 2022-08-15 | 0.33                |
| 2022-08-16 | 0.39                |
| 2022-08-17 | 0.37                |
| 2022-08-18 | 0.2                 |
| 2022-08-19 | 0.13                |
| 2022-08-20 | 0.91                |
| 2022-08-21 | 0.85                |
| 2022-08-22 | 0.81                |
| 2022-08-23 | 0.81                |
| 2022-08-24 | 0.74                |
| 2022-08-25 | 0.55                |
| 2022-08-26 | 0.46                |
| 2022-08-27 | 0.43                |
| 2022-08-28 | 0.32                |
| 2022-08-29 | 0.30000000000000004 |
| 2022-08-30 | 0.22                |
| 2022-08-31 | 0.13                |
| 2022-09-01 | 0.08                |
| 2022-09-02 | 0.04                |
| 2022-09-03 | 0.02                |
| 2022-09-04 | 0.0                 |
| 2022-09-05 | 0.04                |
| 2022-09-06 | 0.1                 |
| 2022-09-07 | 0.01                |
| 2022-09-08 | 0.0                 |
| 2022-09-09 | 0.0                 |
| 2022-09-10 | 0.0                 |
| 2022-09-11 | 0.0                 |
| 2022-09-12 | 0.0                 |
| 2022-09-13 | 0.05                |
| 2022-09-14 | 0.35000000000000003 |
| 2022-09-15 | 0.0                 |
| 2022-09-16 | 1.55                |
| 2022-09-17 | 2.9699999999999998  |
| 2022-09-18 | 2.42                |
| 2022-09-19 | 1.74                |
| 2022-09-20 | 1.43                |
| 2022-09-21 | 1.35                |
| 2022-09-22 | 1.3900000000000001  |
| 2022-09-23 | 1.5                 |
| 2022-09-24 | 1.31                |
| 2022-09-25 | 1.1400000000000001  |
| 2022-09-26 | 0.89                |
| 2022-09-27 | 0.76                |
| 2022-09-28 | 1.1                 |
| 2022-09-29 | 0.9400000000000001  |
| 2022-09-30 | 0.97                |
| 2022-10-01 | 1.2                 |
| 2022-10-02 | 1.24                |
| 2022-10-03 | 1.24                |
| 2022-10-04 | 1.18                |
| 2022-10-05 | 1.27                |
| 2022-10-06 | 1.24                |
| 2022-10-07 | 1.19                |
| 2022-10-08 | 1.22                |
| 2022-10-09 | 1.25                |
| 2022-10-10 | 1.32                |
| 2022-10-11 | 1.22                |
| 2022-10-12 | 1.3                 |
| 2022-10-13 | 1.23                |
| 2022-10-14 | 1.34                |
| 2022-10-15 | 1.27                |
| 2022-10-16 | 1.25                |
| 2022-10-17 | 1.28                |
| 2022-10-18 | 1.23                |
| 2022-10-19 | 1.3                 |
| 2022-10-20 | 1.34                |
| 2022-10-21 | 1.43                |
| 2022-10-22 | 1.71                |
| 2022-10-23 | 2.14                |
| 2022-10-24 | 2.2800000000000002  |
| 2022-10-25 | 2.05                |
| 2022-10-26 | 2.03                |
| 2022-10-27 | 2.24                |
| 2022-10-28 | 2.09                |
| 2022-10-29 | 1.9300000000000002  |
| 2022-10-30 | 1.83                |
| 2022-10-31 | 1.77                |
| 2022-11-01 | 1.76                |
| 2022-11-02 | 1.8399999999999999  |
| 2022-11-03 | 1.92                |
| 2022-11-04 | 1.53                |
| 2022-11-05 | 1.46                |
| 2022-11-06 | 1.85                |
| 2022-11-07 | 1.9                 |
| 2022-11-08 | 1.78                |
| 2022-11-09 | 1.8900000000000001  |
| 2022-11-10 | 2.1                 |
| 2022-11-11 | 1.49                |
| 2022-11-12 | 1.19                |
| 2022-11-13 | 0.97                |
| 2022-11-14 | 0.87                |
| 2022-11-15 | 0.81                |
| 2022-11-16 | 0.77                |
| 2022-11-17 | 0.6900000000000001  |
| 2022-11-18 | 0.64                |
| 2022-11-19 | 0.6000000000000001  |
| 2022-11-20 | 0.5700000000000001  |
| 2022-11-21 | 0.5700000000000001  |
| 2022-11-22 | 0.5700000000000001  |
| 2022-11-23 | 0.5700000000000001  |
| 2022-11-24 | 0.5700000000000001  |
| 2022-11-25 | 0.58                |
| 2022-11-26 | 0.59                |
| 2022-11-27 | 0.61                |
| 2022-11-28 | 0.64                |
| 2022-11-29 | 0.67                |
| 2022-11-30 | 0.75                |
| 2022-12-01 | 0.8200000000000001  |
| 2022-12-02 | 0.93                |
| 2022-12-03 | 1.02                |
| 2022-12-04 | 1.11                |
| 2022-12-05 | 1.12                |
| 2022-12-06 | 1.05                |
| 2022-12-07 | 0.96                |
| 2022-12-08 | 0.92                |
| 2022-12-09 | 1.01                |
| 2022-12-10 | 1.15                |
| 2022-12-11 | 1.24                |
| 2022-12-12 | 1.29                |
| 2022-12-13 | 1.3                 |
| 2022-12-14 | 1.25                |
| 2022-12-15 | 1.16                |
| 2022-12-16 | 1.07                |
| 2022-12-17 | 1.01                |
| 2022-12-18 | 0.96                |
| 2022-12-19 | 0.97                |
| 2022-12-20 | 1.11                |
| 2022-12-21 | 1.52                |
| 2022-12-22 | 2.18                |
| 2022-12-23 | 2.71                |
| 2022-12-24 | 3.04                |
| 2022-12-25 | 3.4                 |
| 2022-12-26 | 3.5                 |
| 2022-12-27 | 3.55                |
| 2022-12-28 | 3.56                |
| 2022-12-29 | 3.51                |
| 2022-12-30 | 3.5                 |
| 2022-12-31 | 3.59                |
| 2023-01-01 | 3.64                |
| 2023-01-02 | 3.5700000000000003  |
| 2023-01-03 | 3.39                |
| 2023-01-04 | 3.32                |
| 2023-01-05 | 3.35                |
| 2023-01-06 | 3.38                |
| 2023-01-07 | 3.34                |
| 2023-01-08 | 3.2800000000000002  |
| 2023-01-09 | 3.34                |
| 2023-01-10 | 3.42                |
| 2023-01-11 | 3.42                |
| 2023-01-12 | 3.3                 |
| 2023-01-13 | 3.22                |
| 2023-01-14 | 3.17                |
| 2023-01-15 | 3.17                |
| 2023-01-16 | 3.2                 |
| 2023-01-17 | 3.25                |
| 2023-01-18 | 3.27                |
| 2023-01-19 | 3.37                |
| 2023-01-20 | 3.65                |
| 2023-01-21 | 3.75                |
| 2023-01-22 | 3.77                |
| 2023-01-23 | 3.77                |
| 2023-01-24 | 3.89                |
| 2023-01-25 | 4.07                |
| 2023-01-26 | 4.2                 |
| 2023-01-27 | 4.21                |
| 2023-01-28 | 4.21                |
| 2023-01-29 | 4.15                |
| 2023-01-30 | 3.92                |
| 2023-01-31 | 3.75                |
| 2023-02-01 | 3.67                |
| 2023-02-02 | 3.7                 |
| 2023-02-03 | 3.79                |
| 2023-02-04 | 3.85                |
| 2023-02-05 | 3.95                |
| 2023-02-06 | 4.04                |
| 2023-02-07 | 4.07                |
| 2023-02-08 | 4.04                |
| 2023-02-09 | 3.92                |
| 2023-02-10 | 3.8                 |
| 2023-02-11 | 3.7199999999999998  |
| 2023-02-12 | 3.71                |
| 2023-02-13 | 3.8                 |
| 2023-02-14 | 4.03                |
| 2023-02-15 | 4.08                |
| 2023-02-16 | 3.92                |
| 2023-02-17 | 3.75                |
| 2023-02-18 | 3.74                |
| 2023-02-19 | 3.99                |
| 2023-02-20 | 4.24                |
| 2023-02-21 | 4.28                |
| 2023-02-22 | 4.0                 |
| 2023-02-23 | 3.85                |
| 2023-02-24 | 3.8                 |
| 2023-02-25 | 3.81                |
| 2023-02-26 | 3.95                |
| 2023-02-27 | 4.0                 |
| 2023-02-28 | 3.88                |
| 2023-03-01 | 3.74                |
| 2023-03-02 | 3.5700000000000003  |
| 2023-03-03 | 3.39                |
| 2023-03-04 | 3.16                |
| 2023-03-05 | 3.1                 |
| 2023-03-06 | 2.96                |
| 2023-03-07 | 2.81                |
| 2023-03-08 | 2.67                |
| 2023-03-09 | 2.62                |
| 2023-03-10 | 2.55                |
| 2023-03-11 | 2.49                |
| 2023-03-12 | 2.45                |
| 2023-03-13 | 2.43                |
| 2023-03-14 | 2.62                |
| 2023-03-15 | 2.83                |
| 2023-03-16 | 2.91                |
| 2023-03-17 | 2.9                 |
| 2023-03-18 | 2.84                |
| 2023-03-19 | 2.7800000000000002  |
| 2023-03-20 | 2.77                |
| 2023-03-21 | 2.86                |
| 2023-03-22 | 3.16                |
| 2023-03-23 | 3.27                |
| 2023-03-24 | 3.37                |
| 2023-03-25 | 3.8                 |
| 2023-03-26 | 4.37                |
| 2023-03-27 | 5.28                |
| 2023-03-28 | 6.8                 |
| 2023-03-29 | 10.3                |
| 2023-03-30 | 14.6                |
| 2023-03-31 | 18.5                |
| 2023-04-01 | 21.9                |
| 2023-04-02 | 23.2                |
| 2023-04-03 | 22.6                |
| 2023-04-04 | 20.3                |
| 2023-04-05 | 18.6                |
| 2023-04-06 | 18.2                |
| 2023-04-07 | 19.5                |
| 2023-04-08 | 24.3                |
| 2023-04-09 | 30.9                |
| 2023-04-10 | 37.1                |
| 2023-04-11 | 40.2                |
| 2023-04-12 | 40.3                |
| 2023-04-13 | 38.6                |
| 2023-04-14 | 38.0                |
| 2023-04-15 | 37.9                |
| 2023-04-16 | 39.0                |
| 2023-04-17 | 40.8                |
| 2023-04-18 | 40.0                |
| 2023-04-19 | 37.6                |
| 2023-04-20 | 35.3                |
| 2023-04-21 | 32.6                |
| 2023-04-22 | 29.3                |
| 2023-04-23 | 27.2                |
| 2023-04-24 | 31.0                |
| 2023-04-25 | 37.9                |
| 2023-04-26 | 50.6                |
| 2023-04-27 | 81.2                |
| 2023-04-28 | 114.0               |
| 2023-04-29 | 143.0               |
| 2023-04-30 | 178.0               |
| 2023-05-01 | 217.0               |
| 2023-05-02 | 265.0               |
| 2023-05-03 | 287.0               |
| 2023-05-04 | 315.0               |
| 2023-05-05 | 313.0               |
| 2023-05-06 | 278.0               |
| 2023-05-07 | 251.0               |
| 2023-05-08 | 256.0               |
| 2023-05-09 | 278.0               |
| 2023-05-10 | 316.0               |
| 2023-05-11 | 342.0               |
| 2023-05-12 | 368.0               |
| 2023-05-13 | 384.0               |
| 2023-05-14 | 569.0               |
| 2023-05-15 | 655.0               |
| 2023-05-16 | 623.0               |
| 2023-05-17 | 588.0               |
| 2023-05-18 | 543.0               |
| 2023-05-19 | 516.0               |
| 2023-05-20 | 488.0               |
| 2023-05-21 | 452.0               |
| 2023-05-22 | 415.0               |
| 2023-05-23 | 390.0               |
| 2023-05-24 | 370.0               |
| 2023-05-25 | 349.0               |
| 2023-05-26 | 328.0               |
| 2023-05-27 | 288.0               |
| 2023-05-28 | 254.0               |
| 2023-05-29 | 227.0               |
| 2023-05-30 | 207.0               |
| 2023-05-31 | 192.0               |
| 2023-06-01 | 179.0               |
| 2023-06-02 | 166.0               |
| 2023-06-03 | 154.0               |
| 2023-06-04 | 146.0               |
| 2023-06-05 | 136.0               |
| 2023-06-06 | 128.0               |
| 2023-06-07 | 119.0               |
| 2023-06-08 | 112.0               |
| 2023-06-09 | 106.0               |
| 2023-06-10 | 99.6                |
| 2023-06-11 | 92.8                |
| 2023-06-12 | 85.9                |
| 2023-06-13 | 83.2                |
| 2023-06-14 | 81.2                |
| 2023-06-15 | 76.8                |
| 2023-06-16 | 71.1                |
| 2023-06-17 | 65.1                |
| 2023-06-18 | 61.4                |
| 2023-06-19 | 56.9                |
| 2023-06-20 | 53.6                |
| 2023-06-21 | 50.8                |
| 2023-06-22 | 48.8                |
| 2023-06-23 | 46.7                |
| 2023-06-24 | 43.7                |
| 2023-06-25 | 41.4                |
| 2023-06-26 | 38.9                |
| 2023-06-27 | 37.0                |
| 2023-06-28 | 35.9                |
| 2023-06-29 | 35.1                |
| 2023-06-30 | 33.8                |
| 2023-07-01 | 31.9                |
| 2023-07-02 | 29.9                |
| 2023-07-03 | 29.9                |
| 2023-07-04 | 29.6                |
| 2023-07-05 | 27.2                |
| 2023-07-06 | 25.8                |
| 2023-07-07 | 25.1                |
| 2023-07-08 | 24.1                |
| 2023-07-09 | 22.8                |
| 2023-07-10 | 21.9                |
| 2023-07-11 | 20.9                |
| 2023-07-12 | 19.9                |
| 2023-07-13 | 19.2                |
| 2023-07-14 | 18.6                |
| 2023-07-15 | 17.7                |
| 2023-07-16 | 17.0                |
| 2023-07-17 | 16.2                |
| 2023-07-18 | 16.1                |
| 2023-07-19 | 18.1                |
| 2023-07-20 | 16.1                |
| 2023-07-21 | 15.0                |
| 2023-07-22 | 14.1                |
| 2023-07-23 | 14.1                |
| 2023-07-24 | 13.9                |
| 2023-07-25 | 13.7                |
| 2023-07-26 | 12.7                |
| 2023-07-27 | 13.4                |
| 2023-07-28 | 12.1                |
| 2023-07-29 | 11.2                |
| 2023-07-30 | 10.9                |
| 2023-07-31 | 11.4                |
| 2023-08-01 | 12.2                |
| 2023-08-02 | 13.4                |
| 2023-08-03 | 16.2                |
| 2023-08-04 | 12.9                |
| 2023-08-05 | 11.1                |
| 2023-08-06 | 10.1                |
| 2023-08-07 | 9.45                |
| 2023-08-08 | 8.87                |
| 2023-08-09 | 8.59                |
| 2023-08-10 | 8.24                |
| 2023-08-11 | 8.01                |
| 2023-08-12 | 7.57                |
| 2023-08-13 | 7.0                 |
| 2023-08-14 | 6.55                |
| 2023-08-15 | 6.34                |
| 2023-08-16 | 6.95                |
| 2023-08-17 | 8.06                |
| 2023-08-18 | 8.65                |
| 2023-08-19 | 7.88                |
| 2023-08-20 | 6.76                |
| 2023-08-21 | 5.73                |
| 2023-08-22 | 6.39                |
| 2023-08-23 | 7.5                 |
| 2023-08-24 | 8.56                |
| 2023-08-25 | 9.78                |
| 2023-08-26 | 7.43                |
| 2023-08-27 | 6.88                |
| 2023-08-28 | 5.85                |
| 2023-08-29 | 5.18                |
| 2023-08-30 | 4.65                |
| 2023-08-31 | 4.22                |
| 2023-09-01 | 4.95                |
| 2023-09-02 | 7.63                |
| 2023-09-03 | 8.66                |
| 2023-09-04 | 12.6                |
| 2023-09-05 | 9.42                |
| 2023-09-06 | 6.82                |
| 2023-09-07 | 5.71                |
| 2023-09-08 | 5.14                |
| 2023-09-09 | 4.8                 |
| 2023-09-10 | 4.8                 |
| 2023-09-11 | 6.34                |
| 2023-09-12 | 5.89                |
| 2023-09-13 | 5.86                |
| 2023-09-14 | 7.69                |
| 2023-09-15 | 6.19                |
| 2023-09-16 | 5.32                |
| 2023-09-17 | 4.89                |
| 2023-09-18 | 4.96                |
| 2023-09-19 | 5.19                |
| 2023-09-20 | 4.76                |
| 2023-09-21 | 4.52                |
| 2023-09-22 | 4.64                |
| 2023-09-23 | 4.64                |
| 2023-09-24 | 4.46                |
| 2023-09-25 | 4.28                |
| 2023-09-26 | 4.15                |
| 2023-09-27 | 4.08                |
| 2023-09-28 | 3.98                |
| 2023-09-29 | 3.96                |
| 2023-09-30 | 3.8                 |
| 2023-10-01 | 4.26                |
| 2023-10-02 | 10.5                |
| 2023-10-03 | 9.28                |
| 2023-10-04 | 7.36                |
| 2023-10-05 | 7.31                |
| 2023-10-06 | 6.86                |
| 2023-10-07 | 6.53                |
| 2023-10-08 | 6.26                |
| 2023-10-09 | 6.19                |
| 2023-10-10 | 6.05                |
| 2023-10-11 | 6.55                |
| 2023-10-12 | 7.34                |
| 2023-10-13 | 7.1                 |
| 2023-10-14 | 6.67                |
| 2023-10-15 | 6.3                 |
| 2023-10-16 | 6.12                |
| 2023-10-17 | 6.06                |
| 2023-10-18 | 5.82                |
| 2023-10-19 | 5.86                |
| 2023-10-20 | 5.73                |
| 2023-10-21 | 5.84                |
| 2023-10-22 | 5.76                |
| 2023-10-23 | 5.79                |
| 2023-10-24 | 5.7                 |
| 2023-10-25 | 5.62                |
| 2023-10-26 | 6.4                 |
| 2023-10-27 | 6.31                |
| 2023-10-28 | 5.87                |
| 2023-10-29 | 5.58                |
| 2023-10-30 | 5.05                |
| 2023-10-31 | 4.82                |
| 2023-11-01 | 5.23                |
| 2023-11-02 | 5.35                |
| 2023-11-03 | 5.46                |
| 2023-11-04 | 5.64                |
| 2023-11-05 | 5.52                |
| 2023-11-06 | 5.77                |
| 2023-11-07 | 5.77                |
| 2023-11-08 | 5.93                |
| 2023-11-09 | 5.46                |
| 2023-11-10 | 4.9                 |
| 2023-11-11 | 4.52                |
| 2023-11-12 | 4.39                |
| 2023-11-13 | 4.3                 |
| 2023-11-14 | 4.52                |
| 2023-11-15 | 4.55                |
| 2023-11-16 | 5.0                 |
| 2023-11-17 | 4.99                |
| 2023-11-18 | 4.86                |
| 2023-11-19 | 4.84                |
| 2023-11-20 | 4.81                |
| 2023-11-21 | 4.68                |
| 2023-11-22 | 4.52                |
| 2023-11-23 | 4.46                |
| 2023-11-24 | 4.37                |
| 2023-11-25 | 4.24                |
| 2023-11-26 | 4.08                |
| 2023-11-27 | 3.86                |
| 2023-11-28 | 4.03                |
| 2023-11-29 | 3.93                |
| 2023-11-30 | 3.63                |
| 2023-12-01 | 3.59                |
| 2023-12-02 | 4.1                 |
| 2023-12-03 | 4.7                 |
| 2023-12-04 | 4.58                |
| 2023-12-05 | 4.25                |
| 2023-12-06 | 4.11                |
| 2023-12-07 | 3.97                |
| 2023-12-08 | 3.33                |
| 2023-12-09 | 2.8                 |
| 2023-12-10 | 2.61                |
| 2023-12-11 | 2.77                |
| 2023-12-12 | 3.13                |
| 2023-12-13 | 3.46                |
| 2023-12-14 | 3.65                |
| 2023-12-15 | 3.68                |
| 2023-12-16 | 3.72                |
| 2023-12-17 | 3.87                |
| 2023-12-18 | 4.13                |
| 2023-12-19 | 4.33                |
| 2023-12-20 | 4.28                |
| 2023-12-21 | 4.13                |
| 2023-12-22 | 3.88                |
| 2023-12-23 | 3.6                 |
| 2023-12-24 | 3.51                |
| 2023-12-25 | 3.37                |
| 2023-12-26 | 3.59                |
| 2023-12-27 | 4.03                |
| 2023-12-28 | 4.29                |
| 2023-12-29 | 4.47                |
| 2023-12-30 | 4.34                |
| 2023-12-31 | 4.22                |
| 2024-01-01 | 4.12                |
| 2024-01-02 | 4.04                |
| 2024-01-03 | 4.15                |
| 2024-01-04 | 4.44                |
| 2024-01-05 | 4.58                |
| 2024-01-06 | 4.54                |
| 2024-01-07 | 4.28                |
| 2024-01-08 | 4.11                |
| 2024-01-09 | 4.01                |
| 2024-01-10 | 4.08                |
| 2024-01-11 | 4.13                |
| 2024-01-12 | 4.14                |
| 2024-01-13 | 4.2                 |
| 2024-01-14 | 4.25                |
| 2024-01-15 | 4.2                 |
| 2024-01-16 | 4.14                |
| 2024-01-17 | 4.13                |
| 2024-01-18 | 4.11                |
| 2024-01-19 | 4.14                |
| 2024-01-20 | 4.38                |
| 2024-01-21 | 4.49                |
| 2024-01-22 | 4.49                |
| 2024-01-23 | 4.5                 |
| 2024-01-24 | 4.52                |
| 2024-01-25 | 4.5                 |
| 2024-01-26 | 4.5                 |
| 2024-01-27 | 4.52                |
| 2024-01-28 | 4.52                |
| 2024-01-29 | 4.53                |
| 2024-01-30 | 4.51                |
| 2024-01-31 | 4.55                |
| 2024-02-01 | 4.57                |
| 2024-02-02 | 4.57                |
| 2024-02-03 | 4.56                |
| 2024-02-04 | 4.54                |
| 2024-02-05 | 4.54                |
| 2024-02-06 | 4.5                 |
| 2024-02-07 | 4.49                |
| 2024-02-08 | 4.48                |
| 2024-02-09 | 4.43                |
| 2024-02-10 | 4.4                 |
| 2024-02-11 | 4.4                 |
| 2024-02-12 | 4.41                |
| 2024-02-13 | 4.42                |
| 2024-02-14 | 4.43                |
| 2024-02-15 | 4.44                |
| 2024-02-16 | 4.46                |
| 2024-02-17 | 4.48                |
| 2024-02-18 | 4.5                 |
| 2024-02-19 | 4.49                |
| 2024-02-20 | 4.49                |
| 2024-02-21 | 4.49                |
| 2024-02-22 | 4.36                |
| 2024-02-23 | 4.18                |
| 2024-02-24 | 4.1                 |
| 2024-02-25 | 4.05                |
| 2024-02-26 | 4.03                |
| 2024-02-27 | 4.06                |
| 2024-02-28 | 4.1                 |
| 2024-02-29 | 4.07                |
| 2024-03-01 | 4.01                |
| 2024-03-02 | 4.05                |
| 2024-03-03 | 4.02                |
| 2024-03-04 | 4.07                |
| 2024-03-05 | 4.12                |
| 2024-03-06 | 4.14                |
| 2024-03-07 | 4.19                |
| 2024-03-08 | 4.25                |
| 2024-03-09 | 4.38                |
| 2024-03-10 | 4.65                |
| 2024-03-11 | 4.96                |
| 2024-03-12 | 5.08                |
| 2024-03-13 | 4.87                |
| 2024-03-14 | 4.47                |
| 2024-03-15 | 4.66                |
| 2024-03-16 | 5.1                 |
| 2024-03-17 | 5.86                |
| 2024-03-18 | 7.15                |
| 2024-03-19 | 9.68                |
| 2024-03-20 | 13.1                |
| 2024-03-21 | 15.1                |
| 2024-03-22 | 15.8                |
| 2024-03-23 | 15.8                |
| 2024-03-24 | 15.2                |
| 2024-03-25 | 14.4                |
| 2024-03-26 | 13.6                |
| 2024-03-27 | 12.8                |
| 2024-03-28 | 13.0                |
| 2024-03-29 | 14.4                |
| 2024-03-30 | 14.6                |
| 2024-03-31 | 15.0                |
| 2024-04-01 | 15.7                |
| 2024-04-02 | 17.3                |
| 2024-04-03 | 23.5                |
| 2024-04-04 | 35.0                |
| 2024-04-05 | 41.0                |
| 2024-04-06 | 37.9                |
| 2024-04-07 | 33.6                |
| 2024-04-08 | 30.3                |
| 2024-04-09 | 31.2                |
| 2024-04-10 | 38.8                |
| 2024-04-11 | 54.8                |
| 2024-04-12 | 74.1                |
| 2024-04-13 | 96.2                |
| 2024-04-14 | 113.0               |
| 2024-04-15 | 116.0               |
| 2024-04-16 | 106.0               |
| 2024-04-17 | 122.0               |
| 2024-04-18 | 133.0               |
| 2024-04-19 | 132.0               |
| 2024-04-20 | 135.0               |
| 2024-04-21 | 144.0               |
| 2024-04-22 | 155.0               |
| 2024-04-23 | 175.0               |
| 2024-04-24 | 188.0               |
| 2024-04-25 | 196.0               |
| 2024-04-26 | 201.0               |
| 2024-04-27 | 182.0               |
| 2024-04-28 | 166.0               |
| 2024-04-29 | 159.0               |
| 2024-04-30 | 165.0               |
| 2024-05-01 | 165.0               |
| 2024-05-02 | 162.0               |
| 2024-05-03 | 157.0               |
| 2024-05-04 | 148.0               |
| 2024-05-05 | 150.0               |
| 2024-05-06 | 153.0               |
| 2024-05-07 | 149.0               |
| 2024-05-08 | 134.0               |
| 2024-05-09 | 123.0               |
| 2024-05-10 | 117.0               |
| 2024-05-11 | 110.0               |
| 2024-05-12 | 109.0               |
| 2024-05-13 | 119.0               |
| 2024-05-14 | 138.0               |
| 2024-05-15 | 156.0               |
| 2024-05-16 | 158.0               |
| 2024-05-17 | 158.0               |
| 2024-05-18 | 159.0               |
| 2024-05-19 | 154.0               |
| 2024-05-20 | 149.0               |
| 2024-05-21 | 137.0               |
| 2024-05-22 | 124.0               |
| 2024-05-23 | 113.0               |
| 2024-05-24 | 105.0               |
| 2024-05-25 | 119.0               |
| 2024-05-26 | 102.0               |
| 2024-05-27 | 90.3                |
| 2024-05-28 | 84.9                |
| 2024-05-29 | 79.7                |
| 2024-05-30 | 74.6                |
| 2024-05-31 | 70.5                |
| 2024-06-01 | 65.1                |
| 2024-06-02 | 60.8                |
| 2024-06-03 | 56.9                |