Year Per 100,000 People 1967 0.7433 1968 1.1173 1969 0.7033 1970 1.3004 1971 2.0097 1972 0.5226 1973 0.5074 1974 0.7992 1975 1.1728 1976 1.4481 1977 0.5539 1978 1.062 1979 1.6451 1980 0.567 1981 1.8125 1982 2.8944 1983 1.592 1984 2.3915 1985 1.9861 1986 1.5385 1987 1.9961 1988 0.9795 1989 3.39 1990 4.278 1991 1.3592 1992 1.2728 1993 0.4556 1994 0.8398 1995 0.8269 1996 0.8128 1997 1.2208 1998 0.4031 1999 0.3201 2000 1.4236 2001 2.3984 2002 2.245 2003 0.6154 2004 0.5174 2005 1.8615 2006 1.8505 2007 1.5893 2008 1.8037 2009 1.2012 2010 1.7164 2011 1.024 2012 0.3781 2014 0.6074 2015 1.0163