Year % of GDP 2006 16.51969111605526 2007 18.808065348863668 2008 9.265073541295918 2009 32.21721577844254 2010 22.664938053825576 2011 7.161393824190018 2012 12.020148578173027 2013 18.369741589699366 2014 25.51766916590918 2015 39.951447429320005 2016 35.476716516710574 2017 28.60657797616873 2018 27.743966280462278 2019 29.514206975347484 2020 66.0947995209448 2021 54.203695946344396 2022 43.46375720109027 2023 61.85220991668054