Year Per 100,000 People 1961 7.5986 1962 10.4865 1963 10.2823 1964 14.9735 1965 14.2166 1966 14.0617 1967 16.6422 1968 18.9662 1969 18.3766 1970 17.4447 1971 18.5909 1972 19.3072 1973 22.5281 1974 20.9947 1975 23.8197 1976 25.9462 1977 28.2099 1978 31.1901 1979 34.2319 1980 32.7984 1981 33.3753 1982 36.0789 1983 37.9668 1984 35.3462 1985 35.9923 1986 37.3444 1987 38.5025 1988 38.7777 1989 39.8289 1990 34.0779 1991 30.7547 1992 29.5975 1993 33.918 1994 32.2741 1995 33.2572 1996 35.7249 1997 30.5489 1998 31.8431 1999 28.7092 2000 29.0415 2001 26.7531 2002 24.7236 2003 21.1056 2004 21.7407 2005 20.1731 2006 19.8766 2007 19.1809 2008 18.4064 2009 17.2119 2010 15.1216 2011 14.5236 2012 13.29 2013 14.2669 2014 10.2341 2015 9.7475