Year Per Capita 1965 0.17249 1966 0.17764 1967 0.19089 1968 0.23704 1969 0.25894 1970 0.27161 1971 0.28653 1972 0.31916 1973 0.35148 1974 0.36786 1975 0.39718 1976 0.43494 1977 0.46116 1978 0.48903 1979 0.49397 1980 0.48195 1981 0.44746 1982 0.41873 1983 0.42853 1984 0.43615 1985 0.44039 1986 0.45186 1987 0.45499 1988 0.4644 1989 0.45853 1990 0.41742 1991 0.3921 1992 0.35602 1993 0.3666 1994 0.38579 1995 0.3884 1996 0.45372 1997 0.47189 1998 0.5396 1999 0.56434 2000 0.51779 2001 0.50576 2002 0.51597 2003 0.52572 2004 0.56136 2005 0.58367 2006 0.60864 2007 0.63066 2008 0.65977 2009 0.65905 2010 0.69686 2011 0.69458 2012 0.67048 2013 0.62149 2014 0.62348 2015 0.65182 2016 0.71164