Year Per 100,000 People 1980 9.2326 1981 11.1321 1982 12.769 1983 10.4487 1984 10.6216 1985 7.2971 1986 8.6007 1987 5.5069 1988 12.1954 1989 14.0473 1990 15.0608 1991 21.8937 1992 31.2966 1993 42.0034 1994 42.4051 1995 29.2935 1996 24.5648 1997 21.2349 1998 20.8738 1999 18.5151 2000 18.774 2001 22.2493 2002 17.6501 2003 16.1898 2004 15.9625 2005 15.2226 2006 12.6407 2007 13.4 2008 9.4044 2009 8.2201 2010 8.2846 2011 8.833 2012 7.4287 2013 7.3779 2014 10.0894 2015 7.7291