Year Per 100,000 People 1955 11.684 1956 11.6069 1957 10.5404 1958 11.0618 1959 11.187 1960 11.3705 1961 10.3376 1962 11.0493 1963 8.5024 1964 12.4672 1965 10.9061 1966 11.5903 1967 13.0467 1968 11.5718 1969 11.6448 1970 12.1857 1971 13.2429 1972 13.0831 1973 12.4308 1974 9.9359 1975 10.2687 1976 9.0382 1977 9.0155 1978 9.2698 1979 6.895 1980 10.0593 1981 7.7026 1982 8.4361 1983 8.2145 1985 9.3519 1986 6.993 1987 7.9871 1988 7.903 1989 7.8735 1990 8.0091 1992 6.5081 1993 6.8288 1994 6.7775