Year Per Capita 1965 0.31189 1966 0.38019 1967 0.3724 1968 0.36381 1969 0.34891 1970 0.35715 1971 0.34288 1972 0.28446 1973 0.32268 1974 0.3706 1975 0.37787 1976 0.37321 1977 0.36367 1978 0.35146 1979 0.35616 1980 0.37531 1981 0.37347 1982 0.35839 1983 0.30283 1984 0.30571 1985 0.28846 1986 0.30351 1987 0.3275 1988 0.31311 1989 0.27161 1990 0.26605 1991 0.24099 1992 0.24682 1993 0.25375 1994 0.27071 1995 0.30006 1996 0.30416 1997 0.29592 1998 0.29322 1999 0.29502 2000 0.28451 2001 0.26556 2002 0.26021 2003 0.2426 2004 0.26807 2005 0.25819 2006 0.24536 2007 0.25122 2008 0.27911 2009 0.2815 2010 0.29325 2011 0.31792 2012 0.31813 2013 0.33181 2014 0.32312 2015 0.34041 2016 0.36011