Year % of GDP 2003 38.85961668278072 2004 32.59834844421501 2005 27.631047947833437 2006 47.72089856683069 2007 115.72854256374534 2008 37.93579507622812 2009 68.41476770530302 2010 67.61907070964914 2011 48.96108300673252 2012 49.417875030139136 2013 46.110948012037454 2014 60.27229759167385 2015 72.55890408525129 2016 65.69946547529395 2017 72.307616235444 2018 49.21897945962399 2019 61.64257631762097 2020 82.17940564854332 2021 80.36513782805763 2022 64.41244362334152