Year % of GDP 2000 6.58189821 2001 6.9820981 2002 7.11481619 2003 7.10295439 2004 6.83178711 2005 8.75525475 2006 8.2719059 2007 10.9674921 2008 11.31422806 2009 12.29053974 2010 10.6880827 2011 11.31298637 2012 9.29940987 2013 10.43099499 2014 12.1412344 2015 12.81401348 2016 12.2177515 2017 11.47197342 2018 11.0184288 2019 11.08496857 2020 12.48639679 2021 13.78727818