Year Per 100,000 People 1951 0.4373 1952 0.4881 1953 0.3665 1954 0.4979 1955 0.3518 1956 0.6337 1957 0.6028 1958 0.5366 1959 0.322 1960 0.6047 1961 0.2524 1962 0.1462 1963 0.1443 1964 0.0691 1965 0.2001 1966 0.1868 1967 0.246 1968 0.1598 1969 0.205 1971 0.3064 1972 0.3387 1973 0.3903 1974 0.4991 1975 0.5868 1976 0.5638 1977 0.8252 1978 0.8546 1979 1.1878 1980 0.8252 1981 0.9043 1982 0.9794 1983 0.7942 1984 1.3317 1985 0.9131 1986 1.093 1987 1.1022 1988 0.8398 1989 0.846 1990 1.0507 1991 0.69 1992 0.7785 1993 0.8199 1994 0.7992 1995 0.7745 1996 0.8008 1997 0.7829 1998 0.911 1999 0.7337 2000 0.6766 2001 0.8603 2002 0.9038 2003 0.7853 2004 0.8589 2005 0.8138 2006 0.6343 2007 0.7502 2008 0.5516 2009 0.5856 2010 0.644 2011 0.6065 2012 0.6048 2013 0.718 2014 0.6604 2015 0.5182