Year Per 100,000 People 1981 33.1756 1982 36.108 1985 21.8867 1986 25.3242 1987 25.7312 1988 30.4515 1989 40.7637 1990 53.5216 1991 54.6227 1992 33.2814 1993 40.8663 1994 67.7216 1995 63.409 1996 42.6735 1997 0.8551 1998 0.5054 1999 0.473 2000 0.2663 2001 2.2377 2002 1.0832 2003 1.023 2004 0.7853 2005 0.1555 2006 0.4728 2007 0.5923 2008 0.5002 2009 10.5842 2010 8.1952 2011 10.587 2012 8.3928 2013 0.3972 2014 7.5447