Year Per Capita 1950 3624 1951 3912 1952 3929 1953 4328 1954 4482 1955 4795 1956 5359 1957 5889 1958 6137 1959 6338 1960 6422 1961 7380 1962 7058 1963 7881 1964 8019 1965 7208 1966 8274 1967 8941 1968 9283 1969 9599 1970 9203 1971 8848 1972 9620 1973 10510 1974 14150 1975 14530 1976 16090 1977 16620 1978 17120 1979 19020 1980 21270 1981 20500 1982 18730 1983 16200 1984 15090 1985 14820 1986 12370 1987 11070 1988 10410 1989 9760 1990 10290 1991 9692 1992 8960 1993 8422 1994 8643 1995 8637 1996 8445 1997 8480 1998 8239 1999 9306 2000 10880 2001 10050 2002 10240 2003 12220 2004 14140 2005 14390 2006 17070 2007 19020 2008 21180 2009 18300 2010 18560 2011 20200