Year US Dollars per Person 1995 3.994 1996 4.222 1997 4.403 1998 4.542 1999 4.511 2000 5.318 2001 5.654 2002 5.303 2003 5.923 2004 5.992 2005 6.802 2006 8.33 2007 11.8 2008 14.04 2009 15.55 2010 15.71