Year % GDP 2001 15.932300967199224 2002 13.570212349646427 2003 15.596548402186231 2004 14.766728246342572 2005 14.803479805277767 2006 13.389822081310927 2007 21.09726302262305 2008 20.54534550113415 2009 23.401148792659455 2010 25.49067529815121 2011 27.266378683853603 2012 35.67906522124701 2013 39.544162822872934 2014 41.07537788981431 2015 45.000921252541 2016 48.417348218537846 2017 50.63219195657152 2018 52.96040761634132 2019 54.42850952760098 2020 71.42593140376242 2021 70.48090529703975 2022 59.62714951933565 2023 54.91586263884549