Year Per 100,000 People 1990 0.82 1991 0.907 1992 0.9404 1993 0.9547 1994 0.9128 1995 0.8657 1996 0.8046 1997 0.6814 1998 0.651 1999 0.7034 2000 0.6627 2001 0.5393 2002 0.6639 2003 0.5724 2004 0.5773 2005 0.5083 2006 0.4974 2007 0.4993 2008 0.4653 2009 0.5454 2010 0.5216 2011 0.4298 2012 0.4423 2013 0.4844 2014 0.404 2015 0.4964