Year % of GDP 2000 2.63133216 2001 2.08654332 2002 2.20177889 2003 2.22326541 2004 2.21771884 2005 2.41684818 2006 2.47551131 2007 2.46818185 2008 2.21144366 2009 2.19237089 2010 2.18311381 2011 1.88993454 2012 1.91403711 2013 1.87162006 2014 2.0661068 2015 2.09847856 2016 2.09586525 2017 2.11070943 2018 2.4660871 2019 2.62435222 2020 3.10086608 2021 3.35674787