Year Per 100,000 People 1960 9.8076 1964 8.7214 1967 3.9651 1969 3.248 1972 3.3171 1973 7.0979 1977 3.7898 1978 7.3064 1979 7.8778 1980 5.4018 1981 2.7219 1982 6.5781 1983 13.7366 1984 15.5846 1985 14.5809 1986 7.7952 1987 6.1108 1988 15.3525 1990 23.995 1991 3.0318 1992 8.8542 1993 4.7852 1994 9.5379 1995 2.5355