Year % of GDP 2002 48.21674669552214 2003 49.579890739988265 2004 45.19958873148669 2005 41.06469435989612 2006 31.157295828125196 2007 40.154284521511244 2008 48.88967965423484 2009 63.68884384153668 2010 42.5805194236924 2011 39.31255881615192 2012 35.859966707430296 2013 36.06484696783722 2014 34.637893321904386 2015 33.13391813833847 2016 25.245672620398178 2017 23.252720224795848 2018 25.54172349635797 2019 17.03878306502028 2020 27.627488189482836 2021 26.719222616178694 2022 25.299428410963394 2023 26.661475989177312