Year Per 100,000 People 1981 52.1515 1982 55.7901 1985 55.5211 1986 42.4059 1987 38.6019 1988 37.1698 1989 34.6656 1990 42.3067 1991 41.3776 1992 54.0737 1993 67.6266 1994 73.5855 1995 79.5948 1996 77.9148 1997 66.1256 1998 59.8123 1999 52.3137 2000 44.7153 2001 46.8747 2002 41.0663 2003 38.6071 2004 40.9135 2005 34.02 2006 23.8146 2007 24.9605 2008 27.108 2009 34.8744 2010 22.6402 2011 19.3791 2012 24.1442 2013 20.7401 2014 24.7717 2015 17.5758