Year % of GDP 2006 159.22577072861642 2007 223.95394593714136 2008 372.97516665499575 2009 218.76681948123098 2010 257.30070170944697 2011 332.9187408742693 2012 255.09562342034803 2013 183.68708153534845 2014 105.93898378651177 2015 68.39922388435988 2016 20.98755436648242 2017 20.263352985955464 2018 14.39601234862969 2019 49.58154336010483 2020 36.66540823409867 2021 50.764749252022945 2022 23.856009815830166