Year Per 100,000 People 1981 13.1808 1982 8.204 1985 7.5588 1986 6.5464 1987 6.2751 1988 10.7856 1989 12.3539 1990 13.5417 1991 11.3657 1992 11.2645 1993 10.7624 1994 8.7639 1995 6.8132 1996 12.2492 1997 10.3872 1998 14.36