Year Per 100,000 People 1961 5.9273 1962 4.4284 1963 4.995 1964 4.6845 1965 4.4825 1966 4.0961 1967 4.6841 1968 5.2589 1969 4.8005 1970 4.2842 1971 4.5337 1972 3.6441 1973 3.7559 1974 4.305 1975 3.294 1976 3.5057 1977 4.3093 1978 3.9571 1979 3.5839 1980 4.2821 1981 4.2414 1982 4.5441 1983 5.0779 1984 5.21 1985 5.0717 1986 5.2448 1987 5.2864 1988 5.1564 1989 5.0271 1990 4.7347 1991 4.9799 1992 4.5668 1993 5.1236 1994 4.6039 1995 4.9813 1996 4.7076 1997 5.2091 1998 4.8378 1999 4.6287 2000 4.6439 2001 4.3726 2002 3.7532 2003 4.5673 2004 4.1629 2005 4.5176 2006 4.5624 2007 3.9443 2008 4.2919 2009 4.6821 2010 4.5919 2011 5.4982 2012 5.9381 2013 6.2852 2014 6.475 2015 6.0545