Year Per 100,000 People 1964 2.1021 1965 1.9423 1966 2.4393 1967 1.9909 1968 2.1897 1969 2.7024 1970 2.1156 1971 2.746 1972 2.6813 1973 2.3048 1974 2.4408 1975 2.2507 1976 1.9988 1977 2.3247 1978 2.5176 1979 2.1858 1980 2.426 1981 3.1638 1982 3.1413 1983 2.7126 1984 2.9785 1985 3.0288 1986 2.7716 1987 2.2861 1988 2.4604 1989 2.4827 1990 3.1948 1991 3.7566 1992 4.4269 1993 4.7445 1994 4.8128 1995 4.4556 1996 4.7301 1997 4.1605 1998 3.5491 1999 2.6079 2000 3.1584 2001 2.841 2002 2.6181 2003 2.4456 2004 2.5273 2005 2.026 2006 1.5271 2007 1.5713 2008 1.4323 2009 1.7277 2010 1.2343 2011 1.116 2012 1.231 2013 1.0181 2014 1.0782