Year % of GDP 2000 1.25274444 2001 1.415766 2002 1.33993769 2003 1.54446924 2004 1.62704813 2005 1.59510648 2006 1.7594533 2007 1.31880546 2008 1.3871423 2009 1.40655613 2010 1.16160154 2011 1.30861926 2012 1.21922708 2013 1.17077053 2014 1.080037 2015 1.07820702 2016 1.06801915 2017 1.01061249 2018 1.11893904 2019 1.05768847 2020 1.72161877 2021 1.12499821