Year % of GDP per capita 1998 27.00342 1999 24.8775 2000 24.42232 2001 24.13673 2002 24.33024 2003 24.34073 2004 31.60848 2005 30.73941 2006 29.90281 2007 29.01087 2008 29.16087 2009 31.16577 2010 30.18899 2011 31.04577 2012 24.67428 2013 24.79329 2014 24.47355 2015 23.58743 2016 23.75742