Year % of GDP 2001 89.7133618797227 2002 88.5215255732021 2003 87.8063658946774 2004 87.7658457296124 2005 94.3241057572639 2006 94.4376064246562 2007 92.9198838909934 2008 95.8129663576874 2009 97.7395746664 2010 98.5283239444693 2011 96.0610992869862 2012 94.2237990260504 2013 92.5577521177166 2014 87.5555878537003 2015 85.8912078782063 2016 83.1357356568835 2017 84.262893730747 2018 84.4136702782167 2019 85.9897812697605 2020 92.9122399770263 2021 93.3033943075217 2022 89.611626231917 2023 84.2017849851437