Year Per 100,000 People 1951 1.229 1952 1.4241 1953 1.4351 1954 1.2556 1955 1.5734 1956 1.2253 1957 1.3385 1958 1.4127 1959 1.1479 1960 1.1629 1961 0.9728 1962 0.7836 1963 0.8257 1964 0.8471 1965 0.8498 1966 0.8946 1967 0.8815 1968 0.913 1969 1.0009 1970 0.7332 1971 0.8634 1972 1.1461 1973 0.8763 1974 0.9487 1975 1.0871 1976 1.2592 1977 1.1701 1978 1.1087 1979 1.0733 1980 1.4949 1981 1.2835 1982 1.3299 1983 1.4207 1984 1.0397 1985 0.9463 1986 1.0277 1987 1.2143 1988 1.3608 1989 1.166 1990 1.4263 1991 1.462 1992 1.4281 1993 1.2798 1994 0.9956 1995 0.9824 1996 0.91 1997 1.0299 1998 0.9582 1999 0.8604 2000 0.7863 2001 0.7672 2002 0.6842 2003 0.7783 2004 0.7124 2005 0.5594 2006 0.6153 2007 0.6281 2008 0.6758 2009 0.6351 2010 0.5259 2011 0.5259 2012 0.6998 2013 0.6085 2014 0.5349 2015 0.4931