Year % of GDP per capita 1999 27.92329 2000 26.984445 2001 26.2307 2002 25.19178 2003 23.924805 2004 23.03144 2005 23.4954 2006 23.86542 2007 24.41366 2008 26.80364 2009 28.60976 2010 27.99309 2011 26.87704 2012 27.750025 2013 28.697965 2014 31.87478 2015 29.2699 2016 27.60007