Year Per 100,000 People 1991 2.9514 1992 2.5939 1993 3.5944 1994 0.3373 1995 2.4801 1996 2.7941 1997 2.5094 1998 3.9977 1999 3.215 2000 4.3537 2001 5.9211 2002 3.8887 2003 3.7209 2004 3.4021 2005 2.0512 2006 3.3372 2007 2.4575 2008 3.9321 2009 2.1971 2010 2.9134 2011 1.7047 2012 1.4615 2013 2.2465