1959    1393.6   2212.30    281.2    22.8
1960    1432.6   2261.70    296.7    23.2
1961    1461.5   2309.08    305.6    23.4
1962    1533.8   2449.10    327.4    23.7
1963    1596.6   2554.00    345.5    24.0
1964    1692.3   2702.90    371.0    24.3
1965    1799.1   2874.80    399.8    24.7
1966    1902.0   3060.20    443.0    25.3
1967    1958.6   3140.20    475.5    26.0
1968    2070.2   3288.60    524.7    27.0
1969    2147.5   3388.00    578.3    28.2
1970    2197.8   3388.20    618.1    29.5
1971    2279.5   3500.10    660.1    30.8
1972    2415.9   3690.30    726.8    31.9
1973    2532.6   3902.30    813.1    33.6
1974    2514.7   3888.20    892.4    37.0
1975    2570.0   3865.10    951.3    40.0
1976    2714.3   4081.10   1061.5    42.3
1977    2829.8   4279.30   1182.9    45.1
1978    2951.6   4493.70   1338.5    48.4
1979    3020.2   4624.00   1503.3    52.8
1980    3009.7   4611.90   1653.9    58.5
1981    3046.4   4724.90   1827.8    63.7
1982    3081.5   4623.60   1927.6    67.4
1983    3240.6   4810.00   2044.2    70.5
1984    3407.6   5138.20   2257.0    73.1
1985    3565.5   5329.50   2425.7    75.8
1986    3708.7   5489.90   2572.4    78.0
1987    3822.3   5648.40   2757.7    81.0
1988    3972.7   5862.90   2973.9    84.3
1989    4064.6   6060.40   3151.6    88.4
1990    4132.2   6138.70   3352.8    92.9
1991    4105.8   6079.00   3457.9    96.8
1992    4219.8   6244.40   3644.9   100.0
1993    4339.7   6383.80   3809.4   102.6
1994    4471.1   6604.20   4008.3   105.1