Year Per 100,000 People 1955 18.141 1956 16.7978 1957 17.2438 1958 17.1144 1959 16.9499 1960 16.3157 1961 14.6764 1962 14.9378 1963 16.4947 1964 15.27 1965 12.9514 1966 15.7018 1967 14.3898 1968 14.6391 1969 13.7663 1970 17.2829 1971 15.1002 1972 15.5719 1973 14.0704 1974 14.8162 1975 17.2925 1976 16.7816 1977 19.3068 1978 20.5556 1979 21.071 1980 20.5554 1981 20.9979 1982 22.728 1983 19.6006 1984 20.9024 1985 22.0327 1986 23.6748 1987 20.1029 1988 18.2146 1989 18.5134 1990 16.3363 1991 16.8294 1992 16.242 1993 15.8513 1994 16.3116 1995 15.9966 1996 13.3697 1997 15.0654 1998 14.0348 1999 13.9428 2000 14.2974 2001 12.6669 2002 12.7759 2003 12.2101 2004 13.509 2005 10.3875 2006 8.9519 2007 10.7602 2008 7.9762 2009 8.8003 2010 9.7596 2011 9.1681 2012 8.7701 2013 7.764 2014 10.1198 2015 8.1939 2016 7.6977