Year Per 100,000 People 1951 17.0455 1952 19.3526 1953 21.1337 1954 19.3941 1955 19.1854 1956 21.5129 1957 22.5319 1958 19.6 1959 21.0759 1960 18.9403 1961 16.458 1962 23.3625 1963 20.6153 1964 23.0639 1965 23.9356 1966 25.3868 1967 28.4538 1968 29.3632 1969 28.2903 1970 29.3064 1971 26.6563 1972 27.6301 1973 27.8581 1974 26.1712 1975 23.9676 1976 23.116 1977 25.2037 1978 22.2097 1979 27.0478 1980 25.3447 1981 20.6887 1982 23.5174 1983 23.6332 1984 25.4766 1985 22.1887 1986 23.6404 1987 21.5373 1988 24.1061 1989 23.1533 1990 20.335 1991 20.8437 1992 18.6475 1993 19.7234 1994 16.5572 1995 19.1073 1996 15.834 1997 17.5809 1998 14.9474 1999 16.2699 2000 14.6686 2001 14.7513 2002 14.3279 2003 13.7828 2004 13.6657 2005 13.2467 2006 14.2927 2007 13.0722 2008 12.7787 2009 13.3391 2010 11.5003 2011 12.9346 2012 11.1974 2013 12.3299 2014 11.6165 2015 12.0214