    1963  1334.7 189.242    2554     5.7    5.89
    1964  1285.8 191.889  2702.9     5.2    5.83
    1965  1239.8 194.303  2874.8     4.5    5.81
    1966   971.9  196.56  3060.2     3.8    6.25
    1967    1141 198.712  3140.2     3.8    6.46
    1968  1353.4 200.706  3288.6     3.6    6.97
    1969  1323.7 202.677    3388     3.5    7.81
    1970  1351.5 205.052  3388.2     4.9    8.45
    1971  1924.6 207.661  3500.1     5.9    7.74
    1972  2218.9 209.896  3690.3     5.6     7.6
    1973  1819.5 211.909  3902.3     4.9    7.96
    1974  1074.4 213.854  3888.2     5.6    8.92
    1975   939.2 215.973  3865.1     8.5       9
    1976  1296.2 218.035  4081.1     7.7       9
    1977    1690 220.239  4279.3     7.1    9.02
    1978  1800.5 222.585  4493.7     6.1    9.56
    1979  1551.8 225.055    4624     5.8   10.78
    1980  1190.6 227.726  4611.9     7.1   12.66
    1981   985.5 229.966  4724.9     7.6    14.7
    1982  1000.5 232.188  4623.6     9.7   15.14
    1983  1605.2 234.307    4810     9.6   12.57
    1984  1681.8 236.348  5138.2     7.5   12.38
    1985  1733.3 238.466  5329.5     7.2   11.55
    1986  1769.4 240.651  5489.9       7   10.17
    1987  1534.8 242.804  5648.4     6.2    9.31
    1988  1455.6 245.021  5862.9     5.5    9.19
    1989  1338.4 247.342  6060.4     5.3   10.13
    1990  1110.8 249.913  6138.7     5.5   10.05
    1991   948.8  252.65    6079     6.7    9.32
    1992  1094.9 255.419  6244.4     7.4    8.24
    1993  1199.1 258.137  6383.8     6.8     7.2
    1994  1371.6  260.66  6604.2     6.1    7.49
