Year Per 100,000 People 1987 3.3276 1988 2.0385 1989 2.687 1992 1.7015 1993 2.1877 1994 1.1803 1995 2.6706 1996 3.1226 1997 6.703 1998 4.8634 1999 5.5631 2000 2.1569 2001 5.7012 2002 5.636 2003 3.9855 2004 7.1715 2007 3.6214 2008 8.1283 2010 3.6732