Year per Person 1980 10.57702 1981 26.3301 1982 36.44144 1983 35.25237 1984 38.04216 1985 38.54296 1986 48.24797 1987 56.23708 1988 53.44533 1989 48.63088 1990 46.51458 1991 47.03306 1992 49.19545 1993 47.95816 1994 61.77746 1995 59.79008 1996 63.6493 1997 69.17796 1998 91.12327 1999 90.16168 2000 98.80447 2001 118.35411 2002 110.99814 2003 103.39254 2004 99.55822 2005 99.44116 2006 98.68518 2007 93.59342 2008 140.90903 2009 138.85204 2010 141.72518 2011 138.98078 2012 136.89776 2013 134.95299 2014 133.0907 2015 131.27388 2016 129.49845