Year Per 100,000 People 1987 3.0188 1988 3.1956 1989 3.6983 1992 3.2994 1993 2.7488 1994 2.9533 1995 3.772 1996 1.6825 1997 3.97 1998 4.8523 1999 4.5985 2000 2.1755 2001 5.966 2002 7.3959 2003 6.6356 2004 5.6582 2007 6.8211 2008 7.8196 2010 5.3668