Year % of GDP 2000 6.00890827 2001 6.27900839 2002 6.41561842 2003 6.59055662 2004 6.62400055 2005 6.59905815 2006 6.4866991 2007 6.57310772 2008 6.70162201 2009 7.48480892 2010 7.46070719 2011 7.28938246 2012 7.40939951 2013 7.38289499 2014 7.25708961 2015 7.60736179 2016 7.70479155 2017 7.59250259 2018 7.59944868 2019 7.65233946 2020 9.60643387 2021 8.99394321 2022 7.95449591