Year Per 100,000 People 1985 49.7408 1986 45.4703 1987 43.5197 1988 45.2475 1989 49.9303 1990 40.5069 1991 47.602 1992 41.5385 1993 45.7931 1994 44.6831 1995 40.2495 1996 41.8037 1997 43.1149 1998 43.318 1999 40.3449 2000 38.1251 2001 39.6274 2002 36.0457 2003 36.9102 2004 30.2479 2005 32.19 2006 32.9853 2007 25.919 2008 25.3254 2009 26.6959 2010 25.8093 2011 25.4994 2012 26.2548 2013 26.7317 2014 23.792 2015 23.589