Year Per 100,000 People 1981 4.196 1982 5.1404 1985 3.6955 1986 4.1007 1987 3.09 1988 3.0039 1989 3.2862 1990 3.7014 1991 4.3887 1992 6.4541 1993 8.54 1994 9.8238 1995 5.4226 1996 7.9348 1997 5.4304 1998 6.559 1999 7.487 2000 3.6468 2001 4.924 2002 3.98 2003 4.6824 2004 1.9483 2005 3.224 2006 3.1588 2007 2.6764 2008 2.3171 2009 2.8571 2010 1.4447 2011 1.5965 2012 2.4857 2013 2.5894 2014 0.7901 2015 1.4607