Year Per 100,000 People 1985 29.9614 1986 27.1791 1987 27.9379 1988 28.4751 1989 30.46 1990 24.4379 1991 28.3925 1992 25.591 1993 27.0358 1994 26.8874 1995 24.3118 1996 25.6494 1997 25.3011 1998 26.1767 1999 24.6262 2000 23.9351 2001 23.3705 2002 21.2985 2003 21.9991 2004 20.0528 2005 19.4228 2006 19.8151 2007 15.9603 2008 15.2089 2009 16.235 2010 15.0854 2011 15.071 2012 15.4837 2013 15.7873 2014 13.6837 2015 14.3232