Year Per 100,000 People 1963 0.4986 1964 0.9816 1965 0.4761 1966 1.9872 1967 1.886 1968 2.339 1969 2.2789 1970 0.9359 1971 2.7029 1972 4.8678 1973 1.7088 1974 3.7786 1975 1.6594 1976 1.1999 1977 0.8092 1978 2.5976 1979 1.4649 1980 3.2472 1981 1.0754 1982 1.388 1983 2.6927 1984 3.9732 1985 2.2293 1986 2.0835 1987 2.2702 1988 2.0593 1989 2.9534 1990 1.4635 1991 1.0793 1992 2.6343 1993 3.4563 1994 0.8692 1995 1.1557 1996 0.262 1997 0.6801 1998 0.9859 1999 1.1389 2000 0.661 2001 0.6532 2002 0.6762 2003 0.8616 2004 0.7889 2005 0.3827 2006 0.237 2007 0.3786 2008 0.5924 2009 0.6986 2010 0.3462 2011 0.6707 2012 0.2097 2013 0.2272 2014 0.1067 2015 0.4528