Year % of GDP per capita 1999 21.16459 2000 20.16 2001 21.85139 2002 22.45484 2003 21.74141 2004 20.92211 2005 20.75145 2006 20.58486 2007 19.782 2008 19.92081 2009 19.96577 2010 21.54325 2011 22.40658 2012 20.73424 2013 20.8717 2014 20.69993 2015 21.34266 2016 21.53058