Year Per 100,000 People 1954 11.6319 1955 11.8498 1956 13.6238 1957 16.474 1958 15.8664 1959 15.6771 1960 19.8754 1961 20.2403 1962 17.5704 1963 18.0059 1964 23.8167 1965 25.4793 1966 25.9363 1967 25.2152 1968 26.5164 1969 29.5756 1970 27.6005 1971 28.5358 1972 29.1274 1973 24.0437 1974 23.1606 1975 21.3951 1976 19.0813 1977 20.0842 1978 20.2788 1979 22.3736 1980 22.7359 1981 21.1158 1982 21.8741 1983 22.7317 1984 17.5577 1985 17.4064 1986 20.9966 1987 18.6802 1988 19.154 1989 18.0375 1990 16.6142 1991 18.1131 1992 16.6606 1993 16.6481 1994 18.4817 1995 15.9021 1996 14.3889 1997 13.4947 1998 1.6672 1999 0.9506 2000 12.0372 2001 12.4076 2002 11.4043 2003 8.5427 2004 8.6122 2005 9.1113 2006 9.2646 2007 8.5511 2008 8.0166 2009 8.3028 2010 6.5258 2011 6.7472 2012 6.3834 2013 6.1401 2014 5.3744 2015 5.3856