Year Per 100,000 People 1981 5.3305 1982 5.4951 1985 5.0144 1986 3.217 1987 3.5118 1988 3.4985 1989 4.3346 1990 4.8458 1991 4.9405 1992 5.7191 1993 6.9088 1994 7.2371 1995 8.8422 1996 8.5672 1997 8.5644 1998 8.9638 1999 7.8839 2000 7.7262 2001 7.1312 2002 6.6912 2003 6.7614 2013 2.7526 2014 2.4698 2015 2.4518