Year Per Capita 1965 0.00311 1966 0.00381 1967 0.00417 1968 0.00403 1969 0.0066 1970 0.00652 1971 0.0089 1972 0.00937 1973 0.01044 1974 0.01085 1975 0.01102 1976 0.00831 1977 0.00927 1978 0.0077 1979 0.00797 1980 0.00818 1981 0.00809 1982 0.00894 1983 0.00739 1984 0.00576 1985 0.00614 1986 0.00815 1987 0.00899 1988 0.00865 1989 0.0094 1990 0.00664 1991 0.0126 1992 0.01209 1993 0.01246 1994 0.01506 1995 0.01555 1996 0.01603 1997 0.01642 1998 0.01774 1999 0.01586 2000 0.0243 2001 0.02176 2002 0.02941 2003 0.03117 2004 0.03329 2005 0.03337 2006 0.02805 2007 0.03659 2008 0.03223 2009 0.02859 2010 0.02769 2011 0.02748 2012 0.02894 2013 0.0288 2014 0.02807 2015 0.02583 2016 0.02557