Year Per 100,000 People 1955 7.1296 1956 7.7595 1957 6.3683 1958 7.7467 1959 7.6193 1960 7.8299 1961 7.5419 1962 7.4527 1963 7.5341 1964 8.1726 1965 8.5821 1966 9.162 1967 8.5472 1968 8.2109 1969 9.762 1970 9.3603 1971 8.7249 1972 8.3902 1973 7.911 1974 6.5222 1975 7.1143 1976 6.1753 1977 5.9679 1978 6.4667 1979 5.3659 1980 6.602 1981 5.6944 1982 5.6929 1983 6.2735 1985 6.1254 1986 5.9313 1987 5.3603 1988 5.7779 1989 5.9409 1990 6.2188 1992 5.751 1993 5.5599 1994 6.0803