09404450 1967 14.2 14.7 30.2 18.0 19.8 21.9 23.9 20.7 18.7 13.4 15.5 17.9 09404450 1968 14.5 15.8 17.1 17.3 22.0 25.1 26.4 22.2 15.7 14.4 17.9 11.7 09404450 1969 13.3 14.7 14.8 25.0 21.8 31.5 132 78.0 32.9 27.9 20.8 16.6 09404450 1970 18.4 19.1 17.3 17.6 19.6 21.1 16.3 14.5 11.8 11.0 10.9 11.0 09404450 1971 13.0 16.0 15.9 18.0 17.0 16.9 13.7 15.3 11.0 9.20 10.6 9.32 09404450 1972 13.1 13.7 23.5 15.0 16.3 13.9 12.6 10.6 12.0 7.95 8.48 12.6 09404450 1973 16.4 16.0 15.8 16.6 18.1 21.7 69.9 66.7 26.0 14.3 12.3 12.0 09404450 1974 12.9 15.1 15.9 17.0 16.9 19.1 15.6 13.8 11.9 10.3 8.60 9.35 09404450 1975 13.2 16.2 14.9 14.9 15.6 20.9 20.3 16.3 12.4 10.7 9.29 10.1 09404450 1976 11.3 14.0 15.2 13.1 18.3 16.7 15.9 12.5 8.87 9.70 9.48 10.3 09404450 1977 11.8 10.8 11.5 11.8 12.1 11.5 11.0 12.4 8.92 8.06 8.19 8.62 09404450 1978 10.4 11.8 12.1 14.2 17.8 34.3 47.8 30.8 16.2 12.5 11.3 11.3 09404450 1979 12.0 19.5 16.5 17.6 19.1 32.5 133 103 31.8 18.8 17.7 14.7 09404450 1980 16.0 17.3 18.3 26.2 36.4 42.9 145 131 43.6 28.0 25.9 24.7 09404450 1981 22.3 21.7 22.4 21.8 22.4 26.2 22.1 18.1 13.7 11.7 12.4 13.1 09404450 1982 16.4 16.2 16.4 17.7 20.5 28.1 27.9 19.0 12.7 11.3 12.8 14.0 09404450 1983 15.3 21.2 23.1 19.7 24.8 50.5 95.6 128 42.4 28.3 26.6 17.7 09404450 1984 22.5 24.6 24.6 25.1 23.7 25.1 22.8 15.8 12.5 12.6 13.6 11.9 09404450 1985 15.9 17.4 20.3 20.3 20.6 26.6 34.5 23.7 13.6 11.7 6.61 8.88 09404450 1986 15.6 18.1 18.8 19.6 28.5 24.3 22.0 13.6 9.86 7.24 8.43 13.8 09404450 1987 18.2 19.0 18.3 17.5 18.7 23.1 17.1 10.2 6.92 8.25 10.9 6.39 09404450 1988 9.69 17.5 14.1 14.5 18.3 18.2 18.6 15.7 8.36 7.22 8.24 6.43