Year Per 100,000 People 1954 23.1077 1955 22.6622 1956 24.2708 1957 23.5999 1958 26.1413 1959 21.9282 1960 24.8746 1961 23.0915 1962 20.8867 1963 23.6434 1964 21.3606 1965 22.7239 1966 21.8812 1967 23.8334 1968 25.6163 1969 22.6561 1970 26.5966 1971 24.3588 1972 22.0459 1973 22.4426 1974 23.1655 1975 23.0356 1976 25.1347 1977 27.4483 1978 29.0527 1979 32.6707 1980 31.6594 1981 31.7057 1982 30.3003 1983 32.6987 1984 34.1738 1985 32.9896 1986 31.2266 1987 32.0958 1988 27.3088 1989 23.7484 1990 23.4992 1991 21.9589 1992 24.2498 1993 29.3362 1994 27.3843 1995 29.1477 1996 25.86 1997 30.6119 1998 26.3495 1999 25.1124 2000 27.7845 2001 29.8842 2002 28.473 2003 29.7577 2004 27.1317 2005 30.4358 2006 28.7342 2007 27.3207 2008 28.4184 2009 28.4881 2010 28.3875 2011 29.0574 2012 28.9156 2013 27.0773 2014 27.5523 2015 27.4728