Year % of GDP 2006 58.663655886187186 2007 71.43953409652894 2008 82.34164542710447 2009 120.55448398561386 2010 125.08269134931749 2011 147.34618857968562 2012 91.22272902634342 2013 41.438578863775 2014 36.33228351522026 2015 46.37012516275531 2016 41.370844080767824 2017 33.46201989321943 2018 34.72326666950965 2019 30.015232187471973 2020 40.98849470173913 2021 15.97323317916862 2022 17.529370084848285 2023 21.918505043802384