Year Per 100,000 People 1951 6.3952 1952 5.6996 1953 6.3007 1954 4.967 1955 10.2797 1956 5.4703 1957 7.5335 1958 5.4894 1960 4.2124 1961 3.4956 1962 3.0109 1963 2.2835 1967 6.1875 1968 10.693 1970 13.7096 1971 7.7049 1972 15.7395 1973 14.0705 1974 10.0818 1975 14.1381 1976 13.0111 1977 13.9972 1978 4.4226 1979 7.2321 1980 7.1629 1981 8.3774 1982 8.9119 1983 13.748 1984 12.6334 1985 4.395 1986 10.7819 1987 13.4131 1988 15.7373 1989 20.8235 1990 22.8844 1991 21.6766 1992 19.7131 1993 16.1779 1994 16.025