Year % of GDP per capita 1999 40.4384 2000 37.03173 2001 31.89144 2002 34.17289 2003 28.46752 2004 36.7488 2006 36.36022 2007 31.0707 2008 30.03398 2009 23.88228 2011 16.13114 2012 23.48732 2016 29.90388