Year Per 100,000 People 1967 16.5369 1968 15.6914 1969 16.5122 1970 20.8323 1971 10.9171 1972 16.233 1973 13.5598 1974 14.8825 1975 10.4241 1976 23.8445 1977 22.5588 1978 25.5646 1979 22.6105 1980 18.4536 1981 22.0186 1982 31.0488 1983 24.3621 1984 25.1013 1985 16.1736 1986 11.2601 1987 23.6057 1988 23.1943 1989 16.9301 1990 22.0927 1991 25.8401 1992 14.7336 1993 21.6469 1994 19.2546 1995 21.8323 1996 19.3525 1997 25.6971 1998 19.5736 1999 18.4392 2000 16.3132 2001 16.3454 2002 14.1849 2003 8.4746 2004 14.4952 2005 10.275 2006 18.2687 2007 17.5225 2008 13.191 2009 12.8238 2010 9.9784 2011 9.5964 2012 5.5667 2013 3.3327 2014 10.8726 2015 8.8096