Year Per 100,000 People 1951 0.4938 1952 0.4221 1953 0.3023 1954 0.3073 1955 0.3086 1956 0.4446 1957 0.4962 1958 0.5108 1959 0.4474 1960 0.2774 1961 0.182 1962 0.0993 1963 0.1379 1964 0.0632 1965 0.1406 1966 0.1689 1967 0.1178 1968 0.1013 1969 0.2524 1971 0.2413 1972 0.3054 1973 0.3025 1974 0.3571 1975 0.6486 1976 0.5244 1977 0.6792 1978 0.9454 1979 1.073 1980 1.025 1981 0.8669 1982 0.8081 1983 1.0438 1984 1.1822 1985 1.0512 1986 1.0259 1987 1.1664 1988 0.8725 1989 0.8401 1990 0.9294 1991 0.8549 1992 0.8325 1993 0.8998 1994 0.8365 1995 0.8207 1996 0.809 1997 0.79 1998 0.8045 1999 0.7764 2000 0.9151 2001 0.9123 2002 0.9466 2003 0.9379 2004 1.2612 2005 0.8038 2006 0.761 2007 0.6682 2008 0.7396 2009 0.6359 2010 0.611 2011 0.6528 2012 0.5684 2013 0.5876 2014 0.5628 2015 0.5574