Year Per 100,000 People 1981 1.4101 1982 0.9545 1985 0.4428 1986 0.7528 1987 0.7786 1988 0.9519 1989 0.406 1990 1.3437 1991 0.5936 1992 0.8605 1993 0.697 1994 0.3725 1995 0.3537 1996 0.3577 1997 0.4835 1998 0.3524 1999 0.7193 2000 0.6324 2001 0.6016 2002 0.5941 2003 0.6591 2004 0.3894 2005 0.4235 2006 0.4187 2007 0.328 2008 0.2467 2009 0.3663 2010 0.315 2011 0.301 2012 0.0978 2013 0.2918 2014 0.1147 2015 0.3528