Year US Dollars per Person 1995 31 1996 33.42 1997 27.16 1998 23.35 1999 22.11 2000 21.19 2001 20.87 2002 19.18 2003 19.91 2004 24.88 2005 24.56 2006 23.68 2007 23.15 2008 30.11 2009 30.85 2010 35.36