Year Per 100,000 People 1981 10.8305 1982 10.3895 1985 8.6858 1986 6.0326 1987 6.8856 1988 7.566 1989 10.7571 1990 12.4791 1991 12.7396 1992 15.2219 1993 18.3031 1994 18.3658 1995 20.4689 1996 19.6156 1997 18.6929 1998 18.6885 1999 16.9118 2000 16.9922 2001 15.6857 2002 13.1803 2003 14.6321 2013 6.2235 2014 5.8198 2015 5.8912