Year Per 100,000 People 1964 2.9822 1965 2.8025 1966 3.7502 1967 3.0853 1968 3.5033 1969 3.9523 1970 3.2258 1971 4.2174 1972 4.3793 1973 3.3236 1974 3.9711 1975 3.4984 1976 2.8354 1977 3.5409 1978 3.6242 1979 3.2146 1980 3.6458 1981 5.0707 1982 4.2448 1983 3.9781 1984 4.466 1985 4.4233 1986 3.9804 1987 3.4593 1988 3.4694 1989 3.6827 1990 4.9561 1991 5.8428 1992 7.1464 1993 7.9224 1994 7.8487 1995 7.6234 1996 7.8642 1997 6.5039 1998 5.3626 1999 3.9593 2000 4.6274 2001 4.6175 2002 4.1458 2003 4.0149 2004 4.0328 2005 3.2468 2006 2.2847 2007 2.564 2008 2.0296 2009 2.6082 2010 1.8532 2011 1.562 2012 2.0515 2013 1.3693 2014 1.501