Year Per 100,000 People 1955 30.0091 1956 29.4192 1957 31.2956 1958 30.8643 1959 32.9008 1960 30.0091 1961 29.0302 1962 30.6665 1963 28.8651 1964 31.1558 1965 30.1304 1966 31.1502 1967 30.5923 1968 30.8882 1969 29.9319 1970 34.5103 1971 30.4197 1972 32.0778 1973 30.3337 1974 32.4442 1975 33.8533 1976 31.5001 1977 32.5541 1978 34.5601 1979 34.2291 1980 35.0876 1981 36.6486 1982 38.5923 1983 36.3508 1984 36.2947 1985 36.7116 1986 37.727 1987 35.4589 1988 32.2467 1989 31.8446 1990 30.4192 1991 30.257 1992 29.6395 1993 28.4448 1994 29.2717 1995 30.2611 1996 29.7907 1997 26.3461 1998 26.1742 1999 24.7785 2000 25.1192 2001 23.3576 2002 25.1588 2003 22.314 2004 22.4373 2005 21.0986 2006 19.8217 2007 19.2363 2008 18.1251 2009 18.5472 2010 18.4756 2011 18.1205 2012 18.0182 2013 16.7545 2014 17.859 2015 16.4091 2016 15.1449