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## Average CPI by Quarter and Year

Office of the Chief Actuary 

Cost-Of-Living Adjustment

Monthly CPI

Bureau of Labor      Statistics       monthly CPI-Ws

| Year | Quarter 1 | Quarter 2 | Quarter 3 | Quarter 4 | Annual  |
|------|-----------|-----------|-----------|-----------|---------|
| 1974 | 47.467    | 48.800    | 50.300    | 51.800    | 49.592  |
| 1975 | 52.733    | 53.533    | 54.700    | 55.567    | 54.133  |
| 1976 | 56.100    | 56.800    | 57.667    | 58.333    | 57.225  |
| 1977 | 59.400    | 60.633    | 61.533    | 62.200    | 60.942  |
| 1978 | 63.233    | 64.933    | 66.400    | 67.733    | 65.575  |
| 1979 | 69.500    | 71.933    | 74.400    | 76.433    | 73.067  |
| 1980 | 79.400    | 82.300    | 83.900    | 86.100    | 82.925  |
| 1981 | 88.333    | 90.333    | 92.900    | 94.133    | 91.425  |
| 1982 | 94.833    | 96.267    | 98.167    | 98.333    | 96.900  |
| 1983 | 98.200    | 99.433    | 100.533   | 101.200   | 99.842  |
| 1984 | 101.733   | 102.467   | 104.067   | 104.767   | 103.258 |
| 1985 | 105.400   | 106.667   | 107.333   | 108.267   | 106.917 |
| 1986 | 108.433   | 107.967   | 108.700   | 109.200   | 108.575 |
| 1987 | 110.500   | 111.967   | 113.267   | 114.200   | 112.483 |
| 1988 | 114.767   | 116.200   | 117.800   | 119.033   | 116.950 |
| 1989 | 120.233   | 122.367   | 123.333   | 124.400   | 122.583 |
| 1990 | 126.400   | 127.700   | 129.900   | 132.100   | 129.025 |
| 1991 | 132.867   | 133.733   | 134.700   | 135.700   | 134.250 |
| 1992 | 136.467   | 137.667   | 138.767   | 139.733   | 138.158 |
| 1993 | 140.700   | 141.833   | 142.367   | 143.333   | 142.058 |
| 1994 | 144.000   | 145.000   | 146.400   | 147.167   | 145.642 |
| 1995 | 148.267   | 149.600   | 150.233   | 150.933   | 149.758 |
| 1996 | 152.267   | 153.900   | 154.633   | 155.767   | 154.142 |
| 1997 | 156.700   | 157.267   | 157.867   | 158.400   | 157.558 |
| 1998 | 158.533   | 159.433   | 160.000   | 160.667   | 159.658 |
| 1999 | 161.167   | 162.767   | 163.933   | 165.067   | 163.233 |
| 2000 | 166.667   | 168.467   | 169.700   | 170.733   | 168.892 |
| 2001 | 172.233   | 174.167   | 174.133   | 173.533   | 173.517 |
| 2002 | 173.867   | 175.833   | 176.567   | 177.233   | 175.875 |
| 2003 | 179.067   | 179.600   | 180.300   | 180.267   | 179.808 |
| 2004 | 181.900   | 184.500   | 185.100   | 186.433   | 184.483 |
| 2005 | 187.400   | 190.100   | 192.700   | 193.700   | 190.975 |
| 2006 | 194.500   | 198.000   | 199.067   | 197.000   | 197.142 |
| 2007 | 198.905   | 203.232   | 203.596   | 205.335   | 202.767 |
| 2008 | 207.715   | 212.903   | 215.495   | 208.097   | 211.053 |
| 2009 | 206.542   | 209.224   | 211.001   | 211.752   | 209.630 |
| 2010 | 212.879   | 213.974   | 214.136   | 214.878   | 213.967 |
| 2011 | 217.986   | 222.406   | 223.233   | 222.674   | 221.575 |
| 2012 | 224.612   | 226.549   | 226.936   | 226.819   | 226.229 |
| 2013 | 228.173   | 229.450   | 230.327   | 229.347   | 229.324 |
| 2014 | 231.157   | 234.120   | 234.242   | 231.563   | 232.771 |
| 2015 | 229.590   | 232.744   | 233.278   | 231.628   | 231.810 |
| 2016 | 231.414   | 234.388   | 235.057   | 235.446   | 234.076 |
| 2017 | 237.329   | 238.618   | 239.668   | 240.588   | 239.051 |
| 2018 | 242.790   | 245.524   | 246.352   | 245.919   | 245.146 |
| 2019 | 246.373   | 249.650   | 250.200   | 250.663   | 249.222 |
| 2020 | 251.557   | 250.030   | 253.412   | 253.994   | 252.248 |
| 2021 | 257.025   | 263.754   | 268.421   | 272.840   | 265.510 |
| 2022 | 279.472   | 288.380   | 291.901   | 292.183   | 287.984 |
| 2023 | 294.881   | 298.502   | 301.236   | 301.341   | 298.990 |
| 2024 | 304.329   |           |           |           |         |

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