Year % of GDP 2009 49.265778486854586 2010 46.73112930084902 2011 32.90125379944008 2012 32.22554849822028 2013 51.445473569901 2014 45.7256885122427 2015 48.01241930034189 2016 46.08578403724411 2017 46.1499843283192 2018 47.29318280275818 2019 125.12736705967743 2020 181.1425523349087 2021 170.6306006873083 2022 152.49876376552206