Year Per 100,000 People 1981 5.7276 1982 5.8038 1985 4.6669 1986 3.8935 1987 3.5249 1988 4.9724 1989 7.2269 1990 7.928 1991 7.308 1992 6.7647 1993 5.6495 1994 5.9089 1995 6.2357 1996 5.9938 1997 4.7108 1998 4.2599 1999 3.7129 2000 3.9283 2001 3.777 2002 3.6272 2003 2.5269 2004 2.7847 2005 3.1586