Year Per 100,000 People 1951 11.743 1952 13.886 1953 15.7005 1954 16.9043 1955 20.2616 1956 19.8687 1957 21.0528 1958 20.9925 1959 19.2355 1960 21.1363 1961 23.4067 1962 27.077 1963 27.249 1964 27.193 1965 26.207 1966 24.8639 1967 26.7559 1968 27.32 1969 28.8365 1970 29.2618 1971 29.2768 1972 30.379 1973 30.4274 1974 25.1623 1975 25.5819 1976 22.4741 1977 20.8433 1978 19.2209 1979 23.8684 1980 23.3872 1981 23.2343 1982 20.9246 1983 20.4468 1984 18.9261 1985 18.7318 1986 19.9171 1987 19.3073 1988 17.8185 1989 16.0682 1990 16.6063 1991 16.4834 1992 16.3856 1993 14.8996 1994 13.9836 1995 13.2618 1996 13.1916 1997 12.331 1998 12.8212 1999 12.3924 2000 11.6003 2001 11.0346 2002 11.4799 2003 7.88 2004 7.6374 2005 7.4211 2006 7.4136 2007 7.1419 2008 6.5831 2009 5.9413 2010 5.7752 2011 6.0366 2012 5.5339 2013 5.0371 2014 4.9029 2015 5.0111