Year Per 100,000 People 1981 14.9794 1982 15.2023 1985 13.158 1986 11.113 1987 11.6579 1988 12.1708 1989 14.431 1990 13.7472 1991 13.4669 1992 14.4971 1993 16.1755 1994 17.8513 1995 19.2548 1996 19.8206 1997 19.5515 1998 20.5489 1999 20.0638 2000 20.6384 2001 19.4021 2002 19.2746 2003 18.517 2004 17.1515