Year Per Capita 1970 335.94627 1971 329.87678 1972 321.26917 1973 320.29952 1974 315.27341 1975 300.0481 1976 347.41891 1977 343.13264 1978 362.42644 1979 392.79091 1980 414.83003 1981 424.6062 1982 419.00386 1983 428.06296 1984 394.76418 1985 394.4255 1986 397.12624 1987 377.69059 1988 378.12807 1989 368.72021 1990 358.71158 1991 358.38696 1992 399.50612 1993 389.63386 1994 203.80626 1995 281.35748 1996 303.88772 1997 324.56966 1998 326.2095 1999 317.00784 2000 324.2045 2001 337.39038 2002 373.51622 2003 373.78324 2004 395.39035 2005 426.3364 2006 455.11487 2007 479.77707 2008 517.75602 2009 535.31052 2010 559.21742 2011 587.77756 2012 619.73182 2013 629.36002 2014 657.4421 2015 696.64042 2016 719.54403 2017 747.36349