Table 1. Summary of metal production from mines in San Juan County, Colorado from 1871 to 1991.

[Data from 1871 to 1908 are estimated when italicized, see notes for details; value of metals calculated from average prices where not known from historical records; --, no data]

Year

No. of lode 

mines

Crude ore 

treated Total ore treated Gold Silver Copper Lead Zinc

Total value of metals 

produced 

Short tons Short tons Troy ounces

Average value 

($/T Oz) Value Troy ounces

Average value 

($/T Oz) Value Lb

Average value 

($/lb) Value Lb

Average value 

($/lb) Value Lb

Average value 

($/lb) Value 

1871 -- -- 27 196 $ 20.67 $ 4,050 $ 4,051872 -- -- 100 701 $ 20.67 $ 14,500 $ 14,501873 -- -- 100 629 $ 20.67 $ 13,000 $ 13,0

1874 -- -- 100 461 $ 20.67 $ 9,540 3,166 $ 1.280 $ 4,046 $ 13,5

1875 -- -- 1,100 483 $ 20.67 $ 10,000 68,547 $ 1.240 $ 84,998 120,000 $ 0.058 $ 6,960 $ 101,9

1876 -- -- 800 242 $ 20.67 $ 5,000 48,465 $ 1.160 $ 56,219 249,348 $ 0.061 $ 15,210 $ 76,421877 -- -- 800 242 $ 20.67 $ 5,000 34,010 $ 1.200 $ 40,812 8,664 $ 0.190 $ 1,646 400,000 $ 0.055 $ 22,000 $ 69,451878 -- -- 600 290 $ 20.67 $ 6,000 24,569 $ 1.150 $ 28,254 36,145 $ 0.166 $ 6,000 400,000 $ 0.036 $ 14,400 $ 54,651879 -- -- 900 290 $ 20.67 $ 6,000 30,938 $ 1.120 $ 34,651 100,000 $ 0.186 $ 18,600 500,000 $ 0.041 $ 20,500 $ 79,751880 -- -- 700 290 $ 20.67 $ 6,000 11,602 $ 1.150 $ 13,342 100,000 $ 0.214 $ 21,400 430,000 $ 0.050 $ 21,500 $ 62,241881 -- -- 600 242 $ 20.67 $ 5,000 19,336 $ 1.130 $ 21,850 100,000 $ 0.182 $ 18,200 140,000 $ 0.048 $ 6,720 $ 51,771882 -- -- 1,100 483 $ 20.67 $ 10,000 46,406 $ 1.140 $ 52,903 100,000 $ 0.191 $ 19,100 320,000 $ 0.049 $ 15,680 $ 97,68

1883 -- -- 7,400 1,693 $ 20.67 $ 35,000 270,703 $ 1.110 $ 300,480 100,000 $ 0.165 $ 16,500 1,137,000 $ 0.043 $ 48,891 $ 400,871884 -- -- 8,000 1,935 $ 20.67 $ 40,000 464,062 $ 1.110 $ 515,109 300,000 $ 0.130 $ 39,000 3,400,000 $ 0.037 $ 125,800 $ 719,901885 -- -- 14,000 1,935 $ 20.67 $ 40,000 700,000 $ 1.070 $ 749,000 100,000 $ 0.108 $ 10,800 5,300,000 $ 0.039 $ 206,700 $ 1,006,501886 -- -- 14,700 6,908 $ 20.67 $ 142,799 718,523 $ 0.990 $ 711,338 100,000 $ 0.111 $ 11,100 4,300,000 $ 0.046 $ 197,800 $ 1,063,031887 -- -- 9,000 5,865 $ 20.67 $ 121,245 401,760 $ 0.980 $ 393,725 300,000 $ 0.138 $ 41,400 2,040,145 $ 0.045 $ 91,806 $ 648,171888 -- -- 7,500 9,208 $ 20.67 $ 190,328 223,339 $ 0.940 $ 209,939 240,000 $ 0.168 $ 40,320 2,382,358 $ 0.044 $ 104,824 $ 545,411889 -- -- 26,000 19,103 $ 20.67 $ 394,873 508,328 $ 0.940 $ 477,828 135,018 $ 0.135 $ 18,227 4,096,887 $ 0.039 $ 159,779 $ 1,050,701890 -- -- 67,000 9,064 $ 20.67 $ 187,357 321,340 $ 1.050 $ 337,407 147,354 $ 0.156 $ 22,987 3,462,158 $ 0.045 $ 155,797 $ 703,541891 -- -- 121,000 9,294 $ 20.67 $ 192,109 769,545 $ 0.990 $ 761,850 235,467 $ 0.128 $ 30,140 6,857,544 $ 0.043 $ 294,874 $ 1,278,971892 -- -- 73,000 7,204 $ 20.67 $ 148,908 397,589 $ 0.870 $ 345,903 136,768 $ 0.116 $ 15,865 6,406,665 $ 0.040 $ 256,267 $ 766,941893 -- -- 89,000 12,611 $ 20.67 $ 260,668 327,153 $ 0.780 $ 255,179 1,125,826 $ 0.108 $ 121,589 8,000,000 $ 0.037 $ 296,000 $ 933,431894 -- -- 76,000 16,450 $ 20.67 $ 340,023 351,114 $ 0.630 $ 221,202 1,118,222 $ 0.095 $ 106,231 4,000,000 $ 0.033 $ 132,000 $ 799,45

1895 -- -- 230,000 41,094 $ 20.67 $ 849,411 1,894,453 $ 0.650 $ 1,231,394 2,057,588 $ 0.107 $ 220,162 8,098,800 $ 0.032 $ 259,162 $ 2,560,121896 -- -- 241,000 43,962 $ 20.67 $ 908,707 2,228,031 $ 0.680 $ 1,515,061 845,094 $ 0.108 $ 91,270 5,634,586 $ 0.030 $ 169,038 $ 2,684,07

1897 -- -- 163,000 33,591 $ 20.67 $ 694,326 1,101,907 $ 0.600 $ 661,144 1,435,203 $ 0.120 $ 172,224 8,021,414 $ 0.036 $ 288,771 $ 1,816,46

1898 -- -- 232,000 54,794 $ 20.67 $ 1,132,592 1,048,499 $ 0.590 $ 618,614 2,252,421 $ 0.124 $ 279,300 14,659,999 $ 0.038 $ 557,080 $ 2,587,58

1899 -- -- 237,000 48,199 $ 20.67 $ 996,273 1,191,857 $ 0.600 $ 715,114 1,197,661 $ 0.171 $ 204,800 16,011,677 $ 0.045 $ 720,525 $ 2,636,711900 -- -- 205,000 36,633 $ 20.67 $ 757,204 681,317 $ 0.620 $ 422,416 1,972,087 $ 0.166 $ 327,367 17,579,177 $ 0.044 $ 773,484 $ 1,280,47

1901 -- -- 242,850 46,588 $ 20.67 $ 962,974 784,218 $ 0.600 $ 470,531 2,740,042 $ 0.167 $ 457,587 15,473,187 $ 0.043 $ 665,347 $ 2,556,431902 -- -- 230,000 73,741 $ 20.67 $ 1,524,226 838,102 $ 0.530 $ 444,194 3,012,283 $ 0.122 $ 367,499 7,699,883 $ 0.041 $ 315,695 $ 2,651,611903 -- -- 249,500 82,758 $ 20.67 $ 1,710,608 781,358 $ 0.540 $ 421,993 2,939,018 $ 0.137 $ 402,645 6,969,093 $ 0.042 $ 292,702 $ 2,827,881904 31 -- 233,663 83,997 $ 20.67 $ 1,396,651 1,042,044 $ 0.580 $ 604,386 3,467,124 $ 0.128 $ 443,792 9,288,643 $ 0.043 $ 399,412 1,384,340 $ 0.051 $ 16,180 $ 2,860,421905 20 -- 204,139 50,840 $ 20.67 $ 1,050,971 750,844 $ 0.610 $ 458,015 2,274,109 $ 0.156 $ 354,761 8,045,126 $ 0.047 $ 378,121 248,627 $ 0.059 $ 9,667 $ 2,251,531906 26 -- 196,438 43,545 $ 20.67 $ 900,175 690,076 $ 0.680 $ 469,252 1,549,663 $ 0.193 $ 299,085 4,515,317 $ 0.057 $ 257,373 584,476 $ 0.061 $ 43,810 $ 1,969,691907 27 -- 235,639 46,814 $ 20.67 $ 967,732 1,175,176 $ 0.660 $ 775,616 2,450,280 $ 0.200 $ 490,056 12,483,507 $ 0.053 $ 661,626 237,677 $ 0.059 $ 104,593 $ 2,999,62

1908 42 4,411 202,643 48,269 $ 20.67 $ 997,824 1,004,287 $ 0.530 $ 532,272 2,282,738 $ 0.132 $ 310,321 8,402,569 $ 0.042 $ 352,908 10,131 $ 0.047 $ 476,157 $ 2,184,801909 40 6,100 187,041 33,053 $ 20.67 $ 683,267 793,637 $ 0.520 $ 412,691 1,653,192 $ 0.130 $ 214,915 9,085,068 $ 0.043 $ 390,658 786,518 $ 0.054 $ 42,472 $ 1,744,001910 53 6,052 206,272 34,371 $ 20.67 $ 710,527 782,250 $ 0.540 $ 422,415 1,208,496 $ 0.127 $ 153,479 10,688,386 $ 0.044 $ 470,289 3,781,259 $ 0.054 $ 204,188 $ 1,960,89

1911 37 1,919 108,088 16,276 $ 20.67 $ 336,463 325,604 $ 0.530 $ 172,570 470,912 $ 0.125 $ 58,864 6,933,822 $ 0.045 $ 312,022 2,224,351 $ 0.057 $ 126,788 $ 1,006,701912 41 -- 140,917 25,327 $ 20.67 $ 523,574 714,974 $ 0.615 $ 439,709 1,063,291 $ 0.165 $ 175,443 9,114,334 $ 0.045 $ 410,145 2,478,594 $ 0.069 $ 171,023 $ 1,719,891913 38 10,832 123,343 31,811 $ 20.67 $ 657,612 880,409 $ 0.604 $ 531,767 1,221,516 $ 0.155 $ 189,335 9,508,979 $ 0.044 $ 418,395 1,664,999 $ 0.056 $ 93,240 $ 1,890,341914 29 4,675 117,988 24,597 $ 20.67 $ 508,477 493,917 $ 0.553 $ 273,136 825,180 $ 0.133 $ 109,749 5,199,000 $ 0.039 $ 202,761 971,177 $ 0.051 $ 49,530 $ 1,143,65

1915 42 5,952 147,878 28,235 $ 20.67 $ 583,681 430,637 $ 0.507 $ 218,333 1,054,463 $ 0.175 $ 184,531 6,791,596 $ 0.047 $ 319,205 2,259,226 $ 0.124 $ 280,144 $ 1,585,891916 46 11,748 146,128 21,218 $ 20.67 $ 438,628 502,342 $ 0.658 $ 330,541 1,615,167 $ 0.246 $ 397,331 7,285,304 $ 0.069 $ 502,686 4,014,403 $ 0.134 $ 537,930 $ 2,207,11

1917 46 -- 145,685 15,383 $ 20.67 $ 318,006 658,261 $ 0.824 $ 542,407 1,665,923 $ 0.273 $ 454,797 10,515,535 $ 0.086 $ 904,336 3,270,500 $ 0.102 $ 333,591 $ 2,553,131918 37 -- 132,927 12,432 $ 20.67 $ 257,011 477,322 $ 1.000 $ 477,322 1,120,178 $ 0.247 $ 276,684 9,485,775 $ 0.071 $ 673,490 3,410,308 $ 0.091 $ 310,338 $ 1,994,841919 20 2,849 64,899 6,412 $ 20.67 $ 132,560 279,667 $ 1.120 $ 313,227 661,667 $ 0.186 $ 123,070 5,443,906 $ 0.053 $ 288,527 1,833,768 $ 0.073 $ 133,865 $ 991,241920 19 2,016 201,671 12,904 $ 20.67 $ 266,766 746,100 $ 1.090 $ 813,249 1,361,391 $ 0.184 $ 250,496 16,601,025 $ 0.080 $ 1,328,082 11,837,395 $ 0.081 $ 958,829 $ 3,617,421921 17 1,164 1,164 400 $ 20.67 $ 8,272 64,179 $ 1.000 $ 64,179 28,558 $ 0.129 $ 3,684 557,555 $ 0.045 $ 25,090 0 $ 0.050 $ - $ 101,221922 26 2,758 8,808 1,246 $ 20.67 $ 25,759 77,864 $ 1.000 $ 77,864 110,348 $ 0.135 $ 14,897 1,651,982 $ 0.055 $ 90,859 1,300,000 $ 0.055 $ 74,100 $ 283,471923 16 627 153,114 11,706 $ 20.67 $ 241,986 471,750 $ 0.820 $ 386,835 1,005,441 $ 0.147 $ 147,800 10,738,943 $ 0.070 $ 751,726 9,540,000 $ 0.068 $ 648,720 $ 2,117,061924 13 497 233,790 19,557 $ 20.67 $ 404,283 689,656 $ 0.670 $ 462,070 1,601,748 $ 0.131 $ 209,829 1,755,913 $ 0.080 $ 1,404,793 17,579,000 $ 0.065 $ 1,142,635 $ 3,623,61

1925 17 748 274,783 15,089 $ 20.67 $ 311,920 808,254 $ 0.694 $ 560,928 1,502,000 $ 0.142 $ 213,284 2,083,400 $ 0.087 $ 1,812,558 22,200,000 $ 0.076 $ 1,687,200 $ 4,585,89

1926 15 372 289,401 14,309 $ 20.67 $ 295,788 869,963 $ 0.624 $ 542,857 1,560,400 $ 0.140 $ 218,456 18,460,600 $ 0.080 $ 1,476,848 22,423,000 $ 0.075 $ 1,681,725 $ 4,215,67

1927 10 290 282,824 12,235 $ 20.67 $ 252,927 726,291 $ 0.567 $ 411,807 1,549,214 $ 0.131 $ 202,947 17,271,016 $ 0.063 $ 1,088,074 22,869,000 $ 0.064 $ 1,463,616 $ 3,419,37

1928 9 255 326,110 15,739 $ 20.67 $ 326,915 827,318 $ 0.585 $ 483,981 1,755,653 $ 0.144 $ 252,814 16,694,449 $ 0.058 $ 968,278 25,427,000 $ 0.061 $ 1,551,047 $ 3,583,031929 13 130 346,866 20,869 $ 20.67 $ 431,404 871,544 $ 0.533 $ 464,533 2,157,000 $ 0.176 $ 379,632 19,012,224 $ 0.063 $ 1,197,770 22,858,000 $ 0.066 $ 1,508,628 $ 3,981,96

1930 12 245 403,801 31,994 $ 20.67 $ 661,376 1,067,496 $ 0.385 $ 410,986 2,678,000 $ 0.124 $ 348,140 17,788,600 $ 0.052 $ 889,430 19,677,000 $ 0.047 $ 944,496 $ 3,254,42

1931 10 26 172,430 31,308 $ 20.67 $ 647,208 430,793 $ 0.290 $ 124,930 1,250,505 $ 0.083 $ 113,796 1,134,000 $ 0.038 $ 41,958 0 $ 0.038 $ - $ 927,891932 9 -- 191,051 24,724 $ 20.67 $ 511,092 339,965 $ 0.282 $ 95,870 1,367,000 $ 0.063 $ 86,121 1,031,000 $ 0.030 $ 30,930 0 $ 0.030 $ - $ 724,011933 12 61 199,612 23,474 $ 25.56 $ 485,248 389,642 $ 0.350 $ 136,375 1,184,000 $ 0.064 $ 75,776 1,198,400 $ 0.037 $ 44,341 0 $ 0.042 $ - $ 741,741934 16 781 210,489 16,592 $ 34.95 $ 579,890 303012 $ 0.646 $ 195,887 819,300 $ 0.080 $ 65,544 2,051,000 $ 0.037 $ 75,887 2,000 $ 0.043 $ 86 $ 917,291935 15 1,038 177,373 16,128 $ 35.00 $ 564,480 282,418 $ 0.718 $ 202,988 624,000 $ 0.083 $ 51,792 2,418,200 $ 0.040 $ 96,728 0 $ 0.044 $ - $ 915,98

1936 25 868 204,281 22,162 $ 35.00 $ 775,670 432,603 $ 0.775 $ 335,051 991,400 $ 0.092 $ 91,209 3,112,900 $ 0.046 $ 143,193 0 $ 0.050 $ - $ 1,345,121937 20 473 283,859 25,099 $ 35.00 $ 878,486 484,362 $ 0.774 $ 374,654 1,102,000 $ 0.121 $ 133,342 6,680,000 $ 0.059 $ 394,120 3,856,000 $ 0.065 $ 250,640 $ 2,031,24

1938 21 482 331,725 26,516 $ 35.00 $ 928,046 647,712 $ 0.646 $ 418,723 2,021,000 $ 0.098 $ 198,058 8,011,000 $ 0.046 $ 368,506 8,549,000 $ 0.048 $ 410,352 $ 2,323,68

1939 20 510 199,271 16,152 $ 35.00 $ 565,320 286,150 $ 0.678 $ 194,235 1,013,000 $ 0.104 $ 105,352 2,092,000 $ 0.047 $ 98,324 1,166,000 $ 0.052 $ 60,632 $ 1,023,86

1940 33 -- 231,630 16,098 $ 35.00 $ 563,420 362,662 $ 0.711 $ 257,850 739,000 $ 0.113 $ 83,500 5,378,000 $ 0.050 $ 268,900 2,971,000 $ 0.063 $ 187,170 $ 1,360,901941 25 216 265,232 17,384 $ 35.00 $ 608,440 532,731 $ 0.711 $ 378,831 870,000 $ 0.118 $ 102,660 6,145,000 $ 0.057 $ 350,265 1,680,000 $ 0.075 $ 126,000 $ 1,566,191942 16 341 197,404 17,094 $ 35.00 $ 598,290 394,657 $ 0.711 $ 280,645 575,000 $ 0.121 $ 69,575 4,297,000 $ 0.067 $ 287,899 784,000 $ 0.093 $ 72,912 $ 1,309,321943 19 180 202,100 21,214 $ 35.00 $ 742,595 327,098 $ 0.711 $ 232,603 498,000 $ 0.130 $ 64,740 5,397,000 $ 0.075 $ 404,775 1,004,000 $ 0.108 $ 108,432 $ 1,553,141944 11 85 176,695 28,523 $ 35.00 $ 998,305 233,027 $ 0.711 $ 165,708 348,000 $ 0.135 $ 46,980 4,594,000 $ 0.080 $ 367,520 1,258,000 $ 0.114 $ 143,412 $ 1,721,92
1945 12 94 196,106 21,923 $ 35.00 $ 767,305 306,374 $ 0.711 $ 217,899 466,000 $ 0.135 $ 62,910 5,371,000 $ 0.086 $ 461,906 1,690,000 $ 0.115 $ 194,350 $ 1,704,33

1946 15 127 242,841 17,396 $ 35.00 $ 608,860 361,328 $ 0.808 $ 291,953 757,000 $ 0.163 $ 122,634 7,084,000 $ 0.109 $ 772,156 3,757,000 $ 0.122 $ 458,354 $ 2,253,951947 20 184 236,817 20,123 $ 35.00 $ 704,305 417,451 $ 0.905 $ 377,793 789,900 $ 0.210 $ 165,879 5,797,100 $ 0.144 $ 834,782 3,607,600 $ 0.121 $ 436,520 $ 2,519,271948 30 2,969 228,386 16,471 $ 35.00 $ 576,485 542,490 $ 0.905 $ 490,981 654,000 $ 0.217 $ 141,918 6,004,000 $ 0.179 $ 1,074,716 3,332,000 $ 0.133 $ 443,156 $ 2,727,25

1949 31 403 244,368 11,549 $ 35.00 $ 404,215 584,068 $ 0.905 $ 528,611 608,000 $ 0.197 $ 119,776 7,026,000 $ 0.158 $ 1,110,108 3,198,000 $ 0.124 $ 396,552 $ 2,559,261950 25 426 278,152 13,902 $ 35.00 $ 486,570 596,149 $ 0.905 $ 539,545 690,000 $ 0.208 $ 143,520 6,784,000 $ 0.135 $ 915,840 2,590,000 $ 0.142 $ 367,780 $ 2,453,251951 28 322 243,917 9,998 $ 35.00 $ 349,930 453,327 $ 0.905 $ 410,284 1,102,000 $ 0.242 $ 266,684 9,064,000 $ 0.173 $ 1,568,072 3,684,000 $ 0.182 $ 670,488 $ 3,265,451952 20 55 190,599 10,203 $ 35.00 $ 357,105 363,530 $ 0.905 $ 329,013 1,190,000 $ 0.242 $ 287,980 8,446,000 $ 0.161 $ 1,359,806 2,942,000 $ 0.166 $ 488,372 $ 2,822,271953 12 -- 55,943 2,696 $ 35.00 $ 94,360 122,462 $ 0.905 $ 110,834 272,000 $ 0.287 $ 78,064 2,958,000 $ 0.131 $ 387,498 1,264,000 $ 0.115 $ 145,360 $ 816,11

1954 7 217 6,900 491 $ 35.00 $ 17,185 20,395 $ 0.905 $ 18,459 24,000 $ 0.295 $ 7,080 458,000 $ 0.137 $ 62,746 166,000 $ 0.108 $ 17,928 $ 123,391955 8 14 10,408 455 $ 35.00 $ 15,925 35,829 $ 0.905 $ 32,427 78,000 $ 0.373 $ 29,094 938,000 $ 0.149 $ 139,762 492,000 $ 0.123 $ 60,516 $ 277,721956 8 17 19,780 841 $ 35.00 $ 29,435 37,283 $ 0.905 $ 33,743 85,600 $ 0.425 $ 36,380 1,665,800 $ 0.157 $ 261,531 1,287,400 $ 0.136 $ 176,374 $ 537,46

1957 8 165 17,245 2,180 $ 35.00 $ 76,300 54,757 $ 0.905 $ 49,558 131,700 $ 0.301 $ 39,642 1,124,800 $ 0.143 $ 160,846 624,100 $ 0.116 $ 72,396 $ 398,741958 7 -- 17,049 1,205 $ 35.00 $ 42,175 33,336 $ 0.905 $ 30,171 96,000 $ 0.263 $ 25,274 782,000 $ 0.117 $ 91,529 548,000 $ 0.102 $ 55,804 $ 244,951959 3 -- 6,049 310 $ 35.00 $ 10,850 7,303 $ 0.905 $ 6,610 46,000 $ 0.301 $ 14,122 290,000 $ 0.122 $ 33,350 220,000 $ 0.115 $ 25,403 $ 90,33

1960 5 -- 39,861 1206 $ 35.00 $ 42,210 50,284 $ 0.905 $ 45,510 322,000 $ 0.323 $ 103,394 778,000 $ 0.119 $ 91,026 84,000 $ 0.127 $ 10,707 $ 292,841961 12 -- 2,531 221 $ 35.00 $ 7,735 5,740 $ 0.925 $ 5,307 32,000 $ 0.303 $ 9,360 80,000 $ 0.109 $ 8,219 44,000 $ 0.116 $ 5,060 $ 35,681962 4 -- 42,716 411 $ 35.00 $ 14,385 31,306 $ 1.085 $ 33,967 78,000 $ 0.310 $ 23,901 1,578,000 $ 0.096 $ 145,157 2,104,000 $ 0.116 $ 241,856 $ 459,26

1963 4 -- 134,971 1,249 $ 35.00 $ 43,715 127,497 $ 1.279 $ 163,084 528,000 $ 0.310 $ 162,470 5,878,000 $ 0.111 $ 634,900 8,188,000 $ 0.120 $ 941,586 $ 1,945,751964 7 -- 174,333 1,239 $ 35.00 $ 43,365 194,724 $ 1.293 $ 251,778 1,064,000 $ 0.324 $ 346,897 8,214,000 $ 0.136 $ 1,076,086 13,452,000 $ 0.136 $ 1,829,459 $ 3,547,581965 9 -- 182,704 2,052 $ 35.00 $ 71,820 218,665 $ 1.293 $ 282,734 906,000 $ 0.354 $ 320,830 8,656,000 $ 0.160 $ 1,350,211 17,316,000 $ 0.145 $ 2,528,311 $ 4,553,90

1966 13 -- 197,989 3,364 $ 35.00 $ 117,740 252,979 $ 1.293 $ 327,102 710,000 $ 0.360 $ 256,879 9,492,000 $ 0.151 $ 1,434,822 16,678,000 $ 0.145 $ 2,418,252 $ 4,554,79

1967 8 -- 211,979 1,742 $ 35.00 $ 60,970 261,873 $ 1.550 $ 405,903 738,000 $ 0.381 $ 281,840 11,054,000 $ 0.140 $ 1,547,602 17,084,000 $ 0.139 $ 2,364,869 $ 4,661,181968 9 -- 194,888 3,026 $ 40.06 $ 118,801 247,123 $ 2.145 $ 529,980 778,000 $ 0.412 $ 325,277 7,948,000 $ 0.132 $ 1,050,090 14,998,000 $ 0.135 $ 2,024,824 $ 4,048,971969 5 -- 214,735 6,090 $ 41.51 $ 253,000 266,579 $ 1.789 $ 477,000 888,000 $ 0.474 $ 422,000 10,572,000 $ 0.149 $ 1,575,000 15,416,000 $ 0.147 $ 2,251,000 $ 4,978,001970 7 -- 242,695 14,884 $ 36.41 $ 541,628 271,758 $ 1.771 $ 481,236 1,386,000 $ 0.581 $ 799,722 13,138,000 $ 0.157 $ 2,051,869 17,454,000 $ 0.153 $ 2,673,748 $ 6,548,201971 5 -- 191,154 14,703 $ 41.25 $ 606,500 219,790 $ 1.546 $ 339,794 1,096,000 $ 0.521 $ 570,388 9,574,000 $ 0.139 $ 1,321,130 10,402,000 $ 0.161 $ 1,674,722 $ 4,512,58

1972 1 -- 180,112 31,424 $ 58.60 $ 1,841,446 291,204 $ 1.680 $ 489,223 898,958 $ 0.514 $ 462,064 10,040,542 $ 0.150 $ 1,506,081 15,532,814 $ 0.178 $ 2,764,841 $ 5,645,691973 2 -- 191,350 30,926 $ 97.81 $ 3,024,872 290,316 $ 2.560 $ 742,628 686,000 $ 0.595 $ 408,687 9,474,000 $ 0.163 $ 1,543,255 12,872,000 $ 0.207 $ 2,659,505 $ 8,378,94

1974 2 -- 192,041 28,493 $ 159.74 $ 4,551,472 237,476 $ 4.710 $ 1,118,512 642,000 $ 0.773 $ 495,860 7,062,000 $ 0.225 $ 1,588,930 11,616,000 $ 0.360 $ 4,169,938 $ 11,924,71

1975 2 -- 186,615 27,689 $ 161.49 $ 4,471,496 206,287 $ 4.420 $ 911,789 584,000 $ 0.642 $ 375,272 6,734,000 $ 0.215 $ 1,447,698 9,324,000 $ 0.390 $ 3,636,012 $ 10,842,261976 1 -- 214,134 23,555 $ 125.32 $ 2,951,913 235,547 $ 4.350 $ 1,024,629 728,050 $ 0.696 $ 506,723 7,280,555 $ 0.231 $ 1,681,808 11,991,500 $ 0.370 $ 4,436,855 $ 10,601,92

1977 7 -- 268,957 49,410 $ 148.31 $ 7,327,998 329,968 $ 4.620 $ 1,524,452 1,004,000 $ 0.668 $ 670,974 9,648,000 $ 0.307 $ 2,962,162 9,878,000 $ 0.344 $ 3,398,130 $ 15,883,711978 1 -- 122,702 18,405 $ 193.55 $ 3,562,288 196,323 $ 5.400 $ 1,060,144 711,670 $ 0.658 $ 468,279 4,908,080 $ 0.337 $ 1,654,023 8,098,330 $ 0.310 $ 2,510,482 $ 7,136,91

1979 3 -- 20,082 2,410 $ 307.50 $ 741,075 26,106 $ 11.090 $ 289,516 80,330 $ 0.922 $ 74,064 602,460 $ 0.526 $ 316,894 923,770 $ 0.373 $ 344,566 $ 2,129,131980 3 -- 126,541 31,635 $ 612.56 $ 19,378,336 202,466 $ 20.630 $ 4,176,874 759,240 $ 1.013 $ 769,110 4,302,390 $ 0.425 $ 1,828,516 6,327,050 $ 0.374 $ 2,366,317 $ 17,904,38

1981 3 -- 198,616 35,070 $ 459.64 $ 16,119,575 216,099 $ 10.520 $ 2,273,361 846,820 $ 0.842 $ 713,022 5,554,100 $ 0.365 $ 2,027,247 6,407,680 $ 0.446 $ 2,857,825 $ 24,882,00

1982 3 -- 224,067 37,953 $ 375.91 $ 14,266,912 284,391 $ 7.950 $ 2,260,908 973,400 $ 0.728 $ 708,635 9,151,220 $ 0.255 $ 2,333,561 12,169,180 $ 0.385 $ 4,685,134 $ 25,895,001983 1 -- 274,579 39,739 $ 424.00 $ 16,849,336 348,095 $ 11.440 $ 3,982,207 1,155,740 $ 0.765 $ 884,141 8,946,920 $ 0.217 $ 1,941,482 12,054,980 $ 0.414 $ 4,990,762 $ 21,019,11

1984 1 -- 237,969 27,337 $ 360.66 $ 9,859,362 360,510 $ 8.140 $ 2,934,551 1,432,000 $ 0.668 $ 956,576 9,632,000 $ 0.256 $ 2,465,792 11,706,000 $ 0.486 $ 5,689,116 $ 21,905,39

1985 1 -- 19,360 4,840 $ 317.66 $ 1,537,474 44,528 $ 6.140 $ 273,402 174,240 $ 0.669 $ 116,567 1,200,320 $ 0.191 $ 229,261 1,626,240 $ 0.404 $ 657,001 $ 2,813,70

1986 1 -- 133,016 22,112 $ 368.24 $ 8,142,523 211,183 $ 5.470 $ 1,155,171 822,000 $ 0.661 $ 598,911 4,730,000 $ 0.221 $ 1,149,581 9,663,060 $ 0.380 $ 3,671,963 $ 14,718,14

1987 1 -- 255,712 47,093 $ 477.95 $ 22,508,099 446,330 $ 7.010 $ 3,128,773 2,251,620 $ 0.825 $ 1,857,587 13,816,760 $ 0.359 $ 4,960,217 18,422,350 $ 0.419 $ 7,718,965 $ 40,173,64

1988 1 -- 197,504 31,291 $ 438.31 $ 13,715,158 395,033 $ 6.530 $ 2,579,565 1,909,540 $ 1.205 $ 2,300,996 10,695,320 $ 0.371 $ 3,967,964 14,483,720 $ 0.602 $ 8,719,199 $ 31,282,88

1989 1 -- 179,391 29,612 $ 382.58 $ 11,328,959 367,723 $ 5.500 $ 2,022,477 1,817,800 $ 1.309 $ 2,379,500 10,226,820 $ 0.394 $ 4,029,367 16,037,060 $ 0.820 $ 13,150,389 $ 32,910,69

1990 1 -- 237,829 21,784 $ 384.93 $ 8,385,315 346,378 $ 4.820 $ 1,669,542 1,787,720 $ 1.231 $ 2,200,683 10,632,700 $ 0.460 $ 4,891,042 15,509,220 $ 0.746 $ 11,569,878 $ 28,716,46

1991 1 -- 141,534 19,940 $ 363.29 $ 7,244,003 227,613 $ 4.040 $ 919,557 1,267,500 $ 1.093 $ 1,385,378 7,220,560 $ 0.335 $ 2,418,888 10,807,640 $ 0.528 $ 5,706,434 $ 17,674,25

TOTAL 73,694 18,136,276 2,288,923 $ 219,131,252 51,306,907 $ 68,512,351 112,279,546 $ 34,345,540 765,645,442 $ 93,648,648 604,213,443 $ 134,631,207 $ 529,838,3