Year Per 100,000 People 1954 11.337 1955 10.9741 1956 11.9795 1957 11.9649 1958 12.1243 1959 10.7992 1960 12.1042 1961 12.2146 1962 11.2107 1963 11.6676 1964 11.7386 1965 12.7305 1966 12.0518 1967 12.5963 1968 13.0839 1969 12.5889 1970 13.8068 1971 12.9831 1972 13.1628 1973 12.4502 1974 13.3898 1975 13.6424 1976 14.1553 1977 16.3794 1978 17.7283 1979 18.2627 1980 18.9795 1981 18.7521 1982 18.6078 1983 19.6254 1984 20.131 1985 19.4025 1986 18.6645 1987 18.9488 1988 16.8491 1989 15.9919 1990 15.7111 1991 14.9233 1992 15.4853 1993 17.8673 1994 17.6987 1995 17.9281 1996 16.7904 1997 17.8656 1998 16.6365 1999 15.3338 2000 17.6316 2001 17.6086 2002 16.7329 2003 17.0278 2004 15.954 2005 15.8088 2006 15.2115 2007 14.2478 2008 15.4163 2009 15.3449 2010 15.2518 2011 15.408 2012 14.8118 2013 13.6897 2014 13.5307 2015 13.3216