Year Per 100,000 People 1981 6.2059 1982 5.0148 1985 5.2033 1986 6.0462 1987 5.5003 1988 6.2537 1989 5.8344 1990 5.5699 1991 4.6816 1992 5.078 1993 4.6994 1994 0.9154 1995 1.3434 1996 2.4766 1997 2.4292 1998 2.0843 1999 1.9512 2000 2.1018