Year Per 100,000 People 1961 3.7415 1962 3.5368 1963 4.0793 1964 3.25 1965 4.119 1966 3.1886 1967 3.2569 1968 3.3901 1969 3.8523 1970 2.7266 1971 2.7046 1972 2.1103 1973 2.3824 1974 4.0831 1975 2.3147 1976 2.3169 1977 2.9999 1978 2.7372 1979 2.5542 1980 3.5285 1981 3.3362 1982 3.8353 1983 3.2519 1984 3.9902 1985 4.3171 1986 3.3838 1987 4.3264 1988 3.8153 1989 4.5167 1990 3.4705 1991 3.7787 1992 3.4643 1993 4.4358 1994 2.9927 1995 3.9066 1996 3.8834 1997 3.5154 1998 3.7763 1999 3.8861 2000 3.8934 2001 3.6791 2002 2.5439 2003 4.0394 2004 3.7694 2005 4.2217 2006 3.6696 2007 3.2276 2008 3.7132 2009 3.8943 2010 3.754 2011 4.5515 2012 5.7231 2013 4.8275 2014 5.1951 2015 4.8958