Year Per 100,000 People 1987 1.4941 1988 1.6226 1989 2.405 1992 4.4182 1993 6.3909 1994 3.6418 1995 8.2342 1996 8.2304 1997 39.6433 1998 19.1652 1999 15.3543 2000 3.9632 2001 7.5827 2002 7.3977 2003 5.5291 2004 4.2885 2007 3.0674 2008 2.9583 2010 2.2975