Year Per Capita 1970 739.8 1971 779.2 1972 800.3 1973 819.1 1974 875.4 1975 876.1 1976 737 1977 776.1 1978 862.8 1979 722.1 1980 664 1981 646.1 1982 699.7 1983 638.2 1984 635.7 1985 678 1986 690 1987 694.6 1988 607.8 1989 695.8 1990 689.7 1991 689.3 1992 642.5 1993 645.6 1994 497.5 1995 486.8 1996 490.1 1997 463.9 1998 459 1999 459.4 2000 454.4 2001 452.5 2002 453.2 2003 453.7 2004 452.3 2005 451.8 2006 452.2 2007 452.1 2008 453.1 2009 457.4 2010 461.8