Year % of GDP 2000 51.11021029390099 2001 61.98593169692149 2002 59.873282890543855 2003 46.98714281173517 2004 58.087607790952475 2005 61.07601457635673 2006 77.43319249512244 2007 85.74314796469339 2008 92.82052323115929 2009 65.09416190195618 2010 62.73592120546928 2011 64.31001038048188 2012 68.09356157533121 2013 61.42857015400236 2014 59.98391519531094 2015 60.57090522619709 2016 63.07227914747089 2017 64.49977448721137 2018 66.73429649184132 2019 64.99793868241711 2020 61.00933377262216 2021 62.19563780141575 2022 74.36574298052436 2023 69.30186325388992