Year per Person 1980 328.19975 1981 315.1976 1982 302.31835 1983 289.62019 1984 277.39375 1985 265.87836 1986 254.97981 1987 244.73469 1988 240.78853 1989 279.31373 1990 272.16323 1991 310.58507 1992 319.76938 1993 315.80972 1994 312.89344 1995 287.49178 1996 336.13124 1997 330.08796 1998 339.43327 1999 345.82048 2000 353.83856 2001 350.09323 2002 353.33662 2003 360.58744 2004 355.5161 2005 352.47602 2006 339.26322 2007 351.47317 2008 365.82884 2009 361.64854 2010 399.38305 2011 400.8129 2012 397.65309 2013 395.40063 2014 390.48047 2015 379.91198 2016 375.57257