Year % of GDP 2000 2.46942925 2001 2.51605392 2002 2.62352204 2003 2.48979235 2004 2.32455468 2005 2.1404469 2006 2.14605188 2007 2.22354412 2008 2.27406836 2009 2.00319982 2010 1.94035757 2011 2.36059308 2012 2.29996967 2013 2.24557829 2014 0.5876475 2015 2.09905958 2016 1.32797575 2017 1.47112322 2018 2.14044142 2019 1.90440345 2020 2.57219505 2021 1.2054764