Year Per 100,000 People 1955 14.7828 1956 17.2166 1957 17.8316 1958 28.5321 1959 30.0883 1960 24.847 1961 24.6588 1962 23.6914 1963 27.0941 1964 29.7837 1965 31.3692 1966 33.4811 1967 31.2864 1968 32.6947 1969 35.8204 1970 33.9637 1971 36.3576 1972 39.4132 1973 45.123 1974 49.0907 1975 52.3288 1976 49.1756 1977 51.3802 1978 52.0842 1979 45.5127 1980 52.4663 1981 42.1677 1982 41.2965 1983 38.353 1985 31.2489 1986 33.0399 1987 33.3286 1988 31.5488 1989 29.3212 1990 28.8498 1992 34.1069 1993 32.7596 1994 31.6749