Year US Dollars per Person 1995 4.098 1996 4.075 1997 4.611 1998 4.711 1999 5.098 2000 5.082 2001 4.994 2002 4.881 2003 5.39 2004 6.006 2005 7.32 2006 8.21 2007 10.42 2008 11.92 2009 13.42 2010 15.82