Year Per 100,000 People 1950 2.2243 1951 2.033 1952 2.0085 1953 1.9651 1954 2.1918 1955 2.3623 1956 2.0533 1957 2.0174 1958 2.1471 1959 2.0181 1960 1.8858 1961 1.7016 1962 1.5696 1963 1.5537 1964 1.5321 1965 1.4331 1966 1.449 1967 1.3904 1968 1.4327 1969 1.3582 1970 1.3217 1971 1.2891 1972 1.2327 1973 1.2281 1974 1.2206 1975 1.2673 1976 1.2548 1977 1.2013 1978 1.1465 1979 1.0258 1980 0.9508 1981 0.9835 1982 0.926 1983 0.9976 1984 0.9678 1985 0.8454 1986 0.8519 1987 0.7593 1988 0.7636 1989 0.6412 1990 0.6038 1991 0.5471 1992 0.6149 1993 0.6428 1994 0.615 1995 0.5191 1996 0.5153 1997 0.5444 1998 0.5872 1999 0.5505 2000 0.5586 2001 0.5227 2002 0.5104 2003 0.5208 2004 0.457 2005 0.4258 2006 0.4286 2007 0.3571 2008 0.4016 2009 0.3269 2010 0.2939 2011 0.2653 2012 0.2619 2013 0.2295 2014 0.2411 2015 0.2082