Year Per Capita 1970 728.7 1971 738.8 1972 733.3 1973 727.2 1974 750.6 1975 670.4 1976 654.7 1977 707 1978 787.6 1979 848.9 1980 979.4 1981 1064 1982 1003 1983 1131 1984 1392 1985 1526 1986 1604 1987 1677 1988 1752 1989 1837 1990 2051 1991 2114 1992 2144 1993 2192 1994 2255 1995 2353 1996 2542 1997 2709 1998 2916 1999 2846 2000 3090 2001 3134 2002 3273 2003 3901 2004 4208 2005 4133 2006 4289 2007 4586 2008 4624 2009 4350 2010 4005