Year Per Capita 1965 0.17107 1966 0.19621 1967 0.22605 1968 0.26183 1969 0.30517 1970 0.35758 1971 0.48983 1972 0.52076 1973 0.65151 1974 0.57425 1975 0.65362 1976 0.82765 1977 0.89751 1978 1.03398 1979 1.01844 1980 1.03994 1981 0.8967 1982 0.84638 1983 0.85249 1984 0.81455 1985 0.97982 1986 1.06899 1987 1.09692 1988 1.24525 1989 1.37109 1990 1.40284 1991 1.44087 1992 1.46491 1993 1.5562 1994 1.62778 1995 1.74675 1996 1.74077 1997 1.80003 1998 1.85058 1999 1.98166 2000 2.02805 2001 2.06629 2002 2.05818 2003 2.12549 2004 2.20849 2005 2.17769 2006 2.16035 2007 2.24005 2008 1.99969 2009 2.00252 2010 2.0439 2011 1.92107 2012 1.91679 2013 1.93206 2014 1.96983 2015 1.97899 2016 1.98118