Year Per 100,000 People 1965 7.0282 1966 5.814 1967 9.6524 1968 8.7323 1969 8.0941 1970 13.4252 1971 15.4472 1972 14.7843 1973 13.7013 1974 13.6106 1975 11.9538 1976 11.5563 1977 16.0481 1978 11.8711 1979 7.3004 1980 9.2933 1981 15.0921 1982 12.4034 1983 18.3626 1984 15.2433 1985 13.2055