Year Per 100,000 People 1960 4.4998 1963 4.0572 1964 4.5316 1966 7.4027 1967 3.3528 1968 11.0071 1969 13.6688 1970 3.0181 1973 6.7306 1974 3.248 1975 3.248 1976 2.3348 1978 6.6342 1983 6.1461 1984 2.4038 1985 11.369 1988 3.0554 1989 3.4645 1990 10.1475 1991 9.2427 1993 5.4195 1994 10.6106 1995 3.947