06311000 1947 4.08 3.00 2.50 2.00 2.00 2.00 4.00 119 54.6 22.0 8.68 4.59 06311000 1948 4.27 3.40 3.00 2.50 2.00 2.00 8.00 64.7 40.2 14.9 6.63 4.24 06311000 1949 3.83 2.71 1.50 0.80 2.80 1.20 4.85 59.8 62.8 15.9 4.84 4.43 06311000 1950 3.76 3.06 1.79 1.30 1.30 1.40 2.71 37.6 61.4 19.9 6.45 5.95 06311000 1951 4.26 2.59 2.74 2.62 1.94 2.19 2.63 52.0 30.5 15.7 6.29 4.12 06311000 1952 4.14 3.52 2.57 1.73 1.61 1.80 21.4 74.0 47.0 15.1 8.45 3.97 06311000 1953 3.32 2.52 2.68 2.61 2.55 2.30 2.25 28.7 83.8 15.4 6.59 2.96 06311000 1954 3.23 2.45 2.81 2.43 2.50 2.19 3.59 35.0 17.0 7.48 4.05 2.59 06311000 1955 2.78 2.36 2.20 2.00 1.90 1.80 3.13 60.3 66.6 17.0 5.88 3.50 06311000 1956 3.08 3.28 2.80 2.60 2.40 2.20 2.69 62.6 35.5 9.38 4.06 3.02 06311000 1957 2.68 2.76 2.88 2.80 2.70 2.60 2.75 49.2 84.3 20.3 6.54 6.71 06311000 1958 5.94 5.68 5.00 4.50 4.00 3.50 6.75 76.9 22.6 11.5 5.03 3.36 06311000 1959 2.85 2.93 2.50 1.50 1.00 1.50 2.50 46.5 62.7 18.1 5.69 4.19 06311000 1960 3.74 3.06 2.50 2.00 1.70 4.99 30.9 23.9 13.2 4.88 2.85 2.47 06311000 1961 2.03 1.96 1.80 1.66 1.80 1.55 1.09 34.8 20.1 7.91 3.38 4.32 06311000 1962 5.48 5.80 3.00 2.61 3.44 3.30 25.0 93.7 71.1 21.6 7.76 5.42 06311000 1963 4.21 5.26 4.42 2.77 1.86 1.83 7.05 80.5 76.6 14.9 6.09 4.28 06311000 1964 3.36 3.60 2.10 2.01 1.94 1.85 2.90 74.3 97.8 22.7 7.45 4.57 06311000 1965 3.36 2.68 2.87 2.63 2.20 2.23 2.91 40.3 119 28.1 10.1 7.03 06311000 1966 4.26 2.61 2.05 1.85 1.80 2.60 5.90 39.8 19.0 6.24 4.01 3.80 06311000 1967 2.89 2.21 1.41 1.66 1.34 1.19 1.15 77.4 178 35.4 10.6 7.95 06311000 1968 5.29 4.71 4.02 3.02 2.41 1.59 2.29 45.4 150 23.1 11.8 8.29 06311000 1969 6.26 4.18 3.32 3.06 2.96 3.28 34.0 58.9 27.8 16.7 6.12 3.35 06311000 1970 3.95 2.90 2.00 1.15 2.02 2.30 2.77 71.8 54.9 14.5 4.98 3.93 06311000 1971 2.92 2.59 1.70 1.93 2.01 2.18 3.30 72.1 80.0 13.2 5.53 3.94 06311000 1972 3.42 3.32 3.21 2.83 2.52 2.55 3.63 23.4 74.4 13.8 7.76 5.48 06311000 1973 4.54 4.12 3.95 2.56 1.60 1.67 4.01 54.7 42.6 15.9 7.59 7.22 06311000 1974 4.50 3.23 2.44 1.51 1.70 2.77 15.2 48.6 28.6 11.0 7.56 4.85 06311000 1975 3.74 2.56 2.27 1.83 1.79 2.95 2.91 35.9 147 46.8 11.1 5.10 06311000 1976 4.54 3.34 2.88 2.17 2.21 2.32 3.80 78.9 67.9 17.0 9.75 6.55 06311000 1977 5.78 4.43 3.51 2.06 2.11 1.39 20.1 62.9 25.5 9.20 5.30 3.95 06311000 1978 4.24 3.51 2.81 3.20 2.05 3.04 6.82 92.9 154 24.8 9.96 6.78 06311000 1979 4.58 3.16 3.08 2.75 2.61 2.55 3.52 57.9 61.4 16.8 8.72 4.85 06311000 1980 3.96 3.03 2.78 2.14 1.77 2.12 11.7 40.9 42.1 9.62 6.01 4.84 06311000 1981 3.17 1.70 1.55 1.35 1.24 1.54 12.7 46.6 38.2 9.21 4.97 3.40 06311000 1982 3.39 2.40 1.85 1.65 1.89 2.08 3.21 76.0 84.3 29.1 9.45 9.74 06311000 1983 10.4 10.1 6.96 3.98 3.58 2.80 7.05 47.8 91.5 20.5 7.83 4.84 06311000 1984 5.98 3.61 3.01 2.63 1.66 1.66 1.98 76.9 100 23.7 9.61 5.68 06311000 1985 5.26 4.03 3.20 2.48 2.10 2.04 18.0 40.0 20.0 9.09 4.72 4.21 06311000 1986 5.96 3.46 2.31 2.13 2.16 2.71 19.0 68.6 51.7 11.5 4.87 4.90 06311000 1987 6.52 4.23 3.33 2.85 2.56 2.30 35.7 31.7 35.2 18.9 9.63 8.33 06311000 1988 5.91 4.98 2.63 1.57 1.66 1.91 16.7 55.7 24.6 8.42 3.29 2.76