Year % of GDP 2000 8.639639519877205 2001 8.738943684699413 2002 8.954754287261439 2003 9.16280508337334 2004 9.189487354429097 2005 9.287401638943829 2006 9.278606424861207 2007 9.18095974733763 2008 9.479815291883458 2009 10.240652804728127 2010 10.200113197522182 2011 10.079476215361284 2012 10.166517197214514 2013 10.217314105240078 2014 10.252284678929128 2015 10.218436287120694 2016 10.188849477075577 2017 10.158893176178214 2018 10.14895476734432 2019 10.230910682100422 2020 11.236186004342636 2021 11.32141717997081