Year Per 100,000 People 1951 15.7016 1952 16.9691 1953 17.3585 1954 18.5588 1955 20.4491 1956 21.5386 1957 23.1895 1958 23.2219 1959 23.1677 1960 26.4189 1961 24.0098 1962 25.3573 1963 25.7507 1964 27.6961 1965 24.2113 1966 23.8524 1967 23.5752 1968 23.584 1969 22.7097 1970 25.1297 1971 28.9006 1972 24.9456 1973 20.6201 1974 20.1679 1975 15.9197 1976 16.2404 1977 14.8735 1978 17.0886 1979 16.5154 1980 16.9579 1981 11.9515 1982 16.4586 1983 12.8246 1984 14.9231 1985 9.5452 1986 12.239 1987 11.4842 1988 8.7559 1989 9.5428 1990 9.9007 1991 9.8914 1992 7.6292 1993 6.2647 1994 5.9221 1995 5.9129 1996 5.8362 1997 5.3872 1998 4.7176 1999 4.963 2000 6.9593 2001 5.9648 2002 4.944 2003 4.3123 2004 4.7659 2005 4.0154 2006 3.2332 2007 4.1194 2008 4.6052 2009 4.191 2010 3.5591 2011 3.0699 2012 4.1414 2013 2.6611