Year % of GDP 2000 155.1972735190468 2001 155.46511306534288 2002 151.86051211228116 2003 150.2746739782697 2004 145.91741012514106 2005 143.1689007758248 2006 134.84671161820535 2007 136.91766809288043 2008 138.98788352183044 2009 131.5287983875038 2010 126.59920799536602 2011 128.51952719621343 2012 130.59039268321538 2013 127.71087855693362 2014 128.28117877211147 2015 122.96521911727281 2016 120.95942505403501 2017 120.30081571306764 2018 117.42328700005925 2019 116.54068188968867 2020 115.78786067455825 2021 113.60064093454396 2022 113.53903370204941 2023 118.60435896723993