Year Per 100,000 People 1981 3.839 1982 4.9988 1985 2.1248 1986 3.0003 1987 2.5111 1988 3.8918 1989 4.8312 1990 10.4225 1991 10.3706 1992 42.5394 1993 13.1911 1994 9.7213 1995 7.0945 1996 5.0447 1997 3.9858 1998 3.5858 1999 3.8413 2000 3.3768 2001 3.2284 2002 4.1274 2003 4.1408 2006 4.2378 2008 3.2832 2009 1.8685 2012 1.8278 2013 3.1803 2014 1.7746 2015 1.8953 2016 1.6503