Year % of GDP 2000 7.74 2001 8.21 2002 8.78 2003 6.78 2004 7.48 2005 8.83 2006 8.05 2007 8.31 2008 11.47 2009 10.09 2010 8.49 2011 7.92 2012 8.67 2013 8.16 2014 7.91 2015 8.73 2016 10.31 2017 9.27 2018 7.44 2019 7.66 2020 11.35 2021 10.03