Year Per 100,000 People 1955 7.0201 1956 9.3112 1957 9.0121 1958 9.1554 1959 7.5853 1960 9.8145 1961 9.8807 1962 3.525 1963 3.1896 1964 3.9011 1965 3.1397 1966 12.7346 1967 3.5582 1968 12.5641 1969 9.8224 1970 6.2301 1971 7.8205 1972 9.8179 1973 9.1439 1974 3.7345 1975 3.3048 1976 3.0062 1977 3.1894 1978 3.1961 1979 3.5297 1980 4.194 1981 4.0617 1982 4.8547 1983 4.4624 1984 4.8788 1985 4.3821 1986 4.3332 1987 4.3192 1988 4.1285 1989 4.4693 1990 4.1353 1991 4.7146 1992 4.1253 1993 3.6118 1994 4.2867