Year Per 100,000 People 1961 4.9139 1962 3.8648 1963 3.8044 1964 3.1466 1965 3.4175 1966 2.8931 1967 2.7554 1968 2.8288 1969 2.2919 1970 2.4354 1971 3.1961 1972 1.8739 1973 2.4856 1974 2.7154 1975 2.8297 1976 2.5549 1977 2.6508 1978 2.7801 1979 2.0827 1980 2.2325 1981 2.9067 1982 2.8711 1983 3.9009 1984 3.9276 1985 3.2912 1986 4.1454 1987 3.103 1988 3.4455 1989 3.4548 1990 3.3858 1991 2.4849 1992 2.1185 1993 2.7677 1994 2.7006 1995 3.1189 1996 2.3826 1997 3.8982 1998 2.8703 1999 2.821 2000 3.2181 2001 2.2468 2002 2.2559 2003 2.1336 2004 2.0394 2005 2.5339 2006 2.3443 2007 2.6584 2008 1.9762 2009 2.1396 2010 1.9552 2011 3.2101 2012 2.7182 2013 3.3351 2014 3.1452 2015 2.723