Year Per 100,000 People 1981 9.46 1982 3.0617 1985 5.0837 1986 4.3269 1987 6.7383 1988 2.9299 1989 2.8825 1990 4.0518 1991 5.6558 1992 5.3053 1993 7.859 1994 9.5737 1995 6.2147 1996 6.113 1997 5.9279 1998 3.9643 1999 4.5802 2000 4.6483 2001 4.7408 2002 5.7157 2003 4.2794 2008 4.7278 2012 4.7618 2013 5.6456 2014 5.4143 2015 6.2168 2016 4.7585