Year Per 100,000 People 1981 4.6168 1982 6.3275 1985 4.3342 1986 5.1498 1987 5.5388 1988 5.5013 1989 8.0044 1990 9.379 1991 7.6744 1992 9.9252 1993 10.7921 1994 11.9006 1995 12.5817 1997 11.6917 1998 12.8399 1999 11.9656 2000 10.4638 2001 9.1429