Year % of GDP 2005 34.68449609127474 2006 34.73842148659184 2007 49.438091915469236 2008 36.17100978640414 2009 60.44682243204272 2010 72.77584880447941 2011 60.09429285060466 2012 70.70610262388858 2013 53.04804856772858 2014 38.49159250604603 2015 29.28711569006967 2016 36.72134329554259 2017 38.95162958197889 2018 31.07388800303596 2019 40.875331898517295 2020 39.32526421303793 2021 28.425267798968264 2022 19.810764992297937