Year Per 100,000 People 1985 5.6957 1986 2.3602 1987 2.6235 1988 2.242 1989 2.8705 1990 1.5382 1991 4.4398 1992 4.4329 1993 1.4651 1994 3.401 1995 1.7373 1996 3.5619 1997 4.0222 1998 1.2423 1999 1.4961 2000 0.7343 2001 0.7106 2002 0.9728 2003 0.4985 2004 1.9106 2005 1.3928 2006 0.4297 2007 1.7459 2008 1.5225 2010 1.103 2011 1.7767 2012 0.9074 2013 1.8279 2014 0.8408 2015 0.659