Year % of GDP 2000 8.622347667473873 2001 9.008975965111322 2002 9.350657664690958 2003 9.505863890706399 2004 9.398038425674992 2005 9.329906334946243 2006 9.254038934936602 2007 9.08476949152269 2008 9.08907438406904 2009 9.833666470363733 2010 9.497934628795216 2011 9.357211246749499 2012 9.37000100899122 2013 9.342759524325592 2014 9.451228319925308 2015 9.731395406763655 2016 9.868682098081099 2017 9.756478623904002 2018 9.679061376668432 2019 9.809461599418917 2020 10.86795101355753 2021 10.353643557042231