Year % of GDP per capita 2002 21.713724999999997 2003 23.18286 2004 22.5048 2005 22.30675 2006 22.7505 2007 22.666365 2008 24.92922 2009 25.74526 2010 26.05485 2011 23.84082 2012 22.906579999999998 2013 22.90814 2014 22.87626 2015 22.73967 2016 22.56102