Year US Dollars per Person 1995 18.24 1996 25.12 1997 27.48 1998 30.6 1999 30.76 2000 30.4 2001 31.2 2002 33.64 2003 56.92 2004 80.89 2005 120.3 2006 146.8 2007 187.4 2008 233.9 2009 282.7 2010 331.5