Year Per 100,000 People 1991 7.7119 1992 7.5011 1993 7.6227 1994 6.4854 1995 6.4901 1996 7.1505 1997 7.4423 1998 7.2773 1999 7.8586 2000 6.8323 2001 6.727 2002 6.796 2003 6.104 2004 7.7664 2005 6.2188 2006 7.1045 2007 6.6587 2008 6.605 2009 6.7674 2010 4.8494 2011 4.9741 2012 6.8282 2013 6.8042