Year US Dollars per Person 1995 31.72 1996 39.17 1997 40.83 1998 44.85 1999 43.52 2000 41.7 2001 46.28 2002 49.19 2003 56.57 2004 61.62 2005 64.31 2006 87.82 2007 120.5 2008 146.9 2009 159.5 2010 141.4