Year Per 100,000 People 1970 36.184 1971 41.0683 1972 46.6496 1973 46.8593 1974 48.6861 1975 49.4774 1976 49.2688 1977 52.5979 1992 53.7112 1993 60.9806 1994 57.4245 1995 50.7879 1996 45.8137