Year Per 100,000 People 1961 2.2997 1964 2.5553 1966 3.9527 1967 1.5825 1968 5.72 1970 3.3899 1971 1.6949 1972 1.6779 1975 4.2205 1976 3.6587 1978 3.2117 1979 1.4309 1980 1.1283 1981 6.8452 1982 1.5259 1983 4.2165 1984 2.6392 1985 2.683 1986 2.5489 1987 1.3304 1988 5.1686 1989 9.5173 1990 3.967 1991 8.2409 1992 2.683 1993 8.4621 1994 1.3798 1995 13.2482