Year Per 100,000 People 1981 21.6232 1982 22.4494 1985 20.0524 1986 16.4788 1987 17.3104 1988 16.8664 1989 18.849 1990 18.4432 1991 18.448 1992 20.0344 1993 21.3235 1994 23.6721 1995 25.1578 1996 26.2631 1997 25.8405 1998 25.7356 1999 25.0435 2000 25.3081 2001 23.0488 2002 22.2166 2003 21.8168 2004 20.0403