Year Per 100,000 People 1981 4.6615 1982 4.7008 1985 5.8437 1986 5.1277 1987 5.5508 1988 5.161 1989 5.7171 1990 5.5212 1991 4.2333 1992 3.8589 1993 3.872 1994 3.7237 1995 3.7046 1996 3.8002 1997 3.4342 1998 3.4087 1999 3.9053 2000 4.2243 2001 3.9654 2002 3.3677 2003 3.1516 2004 2.4606 2005 2.3448