Year % of GDP per capita 1998 12.48974 1999 12.32138 2000 12.72822 2001 13.26629 2002 14.41264 2003 16.29736 2004 15.87519 2005 17.01127 2006 19.733 2007 20.91308 2008 21.33528 2009 22.24086 2010 24.33356 2011 24.67365 2013 23.14708 2014 23.5778 2015 24.97949 2016 24.17334