Year Per Capita 1954 244.8 1955 248 1956 264.6 1957 276.9 1958 276.5 1959 290.7 1960 287.8 1961 297.7 1962 297.8 1963 294.4 1964 288.2 1965 300.1 1966 283.1 1967 275.4 1968 239 1969 298.2 1970 350.3 1971 376.6 1972 391.5 1973 396.1 1974 412.2 1975 401.3 1976 401.2 1977 361 1978 404.3 1979 424.8 1980 421.8 1981 471.9 1982 470 1983 508.8 1984 430.9 1985 425.2 1986 416.2 1987 404.3 1988 453 1989 457.8 1990 463.9 1991 497.3 1992 485.5 1993 427.1 1994 440.2 1995 403.2 1996 411.6 1997 405.1 1998 399.3 1999 422 2000 393 2001 374 2002 331.8 2003 374.9 2004 343.3 2005 323.3 2006 361 2007 294.5 2008 275.7 2009 300.4 2010 318.8