Year % of GDP 2001 50.08139299474 2002 53.3415965388851 2003 57.1532687396499 2004 62.291245758013 2005 72.0052877121803 2006 76.2773358906514 2007 84.5404259135493 2008 89.2899094050801 2009 88.0180692815743 2010 112.545718547003 2011 119.29916182729 2012 118.565264850258 2013 118.611187919707 2014 117.120691117474 2015 112.786348234269 2016 108.598466919607 2017 100.917806715145 2018 91.7443373459567 2019 81.0145032966867 2020 82.5139463513363 2021 57.1491938476622 2022 52.5553155222422 2023 50.1950451147833