Year Per 100,000 People 1981 0.3182 1982 0.3826 1985 0.1931 1986 0.2738 1987 0.8014 1988 0.3841 1989 0.1758 1990 0.5171 1991 0.3393 1992 3.347 1993 2.3112 1994 2.128 1995 0.9002 1996 0.4039 1997 0.5653 1998 0.4915 1999 0.4922 2000 0.1232