Year % of GDP per capita 1998 35.99816 1999 20.86802 2000 17.49334 2001 18.02418 2002 21.06039 2003 19.66127 2004 21.2374 2005 21.27606 2006 16.93912 2007 16.4316 2008 18.22712 2009 18.61018 2010 20.43721 2011 20.12839 2012 22.51235 2013 25.41659 2014 26.48911 2015 28.11992 2016 25.41068