Year % of GDP 2000 10.51756001 2001 10.83865166 2002 10.69723701 2003 12.6639061 2004 11.91980934 2005 11.55062962 2006 8.30422878 2007 8.20471764 2008 7.16872263 2009 7.24220848 2010 6.86072636 2011 6.76036882 2012 6.47629499 2013 7.93743753 2014 6.73101807 2015 5.34009647 2016 6.43088865 2017 6.46181059 2018 5.50957823 2019 5.29584646 2020 7.30042553 2021 7.82528496