Year Per 100,000 People 1955 40.0324 1956 38.7983 1957 40.7582 1958 39.7579 1959 44.2828 1960 36.886 1961 38.1989 1962 36.4756 1963 35.9526 1964 41.1762 1965 40.0628 1966 35.8333 1967 35.7413 1968 36.4886 1969 36.6956 1970 40.3214 1971 34.9926 1972 37.3173 1973 37.5451 1974 37.57 1975 36.6389 1976 35.7737 1977 34.3111 1978 36.951 1979 38.0482 1980 38.9097 1981 39.2533 1982 39.9316 1983 40.7002 1984 39.965 1985 37.4898 1986 37.302 1987 35.705 1988 32.7671 1989 32.5376 1990 32.0936 1991 27.2217 1992 32.3097 1993 27.1446 1994 30.1303 1995 28.2973 1996 29.0676 1997 24.3996 1998 26.4833 1999 25.0645 2000 24.8313 2001 24.7073 2002 23.5367 2003 23.0952 2004 21.2171 2005 22.3656 2006 20.1401 2007 19.2943 2008 20.2024 2009 19.2745 2010 19.4185 2011 20.1851 2012 18.7605 2013 19.5109 2014 18.2707 2015 18.1231 2016 18.1251