Year % of GDP 2005 17.22834422296326 2006 18.186988289305177 2007 16.749614470100923 2008 15.775347433747633 2009 15.63198663286143 2010 13.829919940425034 2011 12.871826845036846 2012 12.887704026513521 2013 13.214847248527429 2014 14.064198537126089 2015 14.921728833001637 2016 14.10648511920735 2017 14.300115431457838 2018 14.332610622432371 2019 13.98729052021105 2020 13.894036965883902 2021 13.363876417916448 2022 3.2267684039737174 2023 10.56338028169014