Year Per 100,000 People 1981 43.6571 1982 43.3201 1985 42.9717 1986 30.6075 1987 30.1328 1988 31.2224 1989 35.9445 1990 34.1776 1991 32.9493 1992 34.9152 1993 43.0229 1994 44.9507 1995 54.3672 1996 56.9723 1997 55.5878 1998 54.1664 1999 50.0727 2000 54.5404 2001 54.8885 2002 51.95 2003 52.1938 2013 35.1999 2014 31.2199 2015 28.4231