Year Per 100,000 People 1981 9.8239 1982 9.8607 1985 8.1176 1986 6.4336 1987 6.9638 1988 8.7513 1989 11.8171 1990 13.9411 1991 14.9218 1992 19.3484 1993 20.6139 1994 23.4283 1995 25.201 1996 24.2197 1997 20.2992 1998 19.017 1999 19.7257 2000 19.8647 2001 17.9817 2002 17.5779 2003 16.6874 2004 15.7247