Year % of GDP per capita 1998 23.87749 1999 24.05752 2000 22.833 2001 22.10772 2002 22.83037 2003 23.18286 2004 23.213 2005 22.88599 2006 23.46748 2007 23.70022 2008 25.37782 2009 27.61234 2010 26.05485 2011 25.89151 2012 21.01442 2013 18.50276 2014 18.22419 2015 18.49989 2016 18.88163