Year % of GDP 2000 7.84342813 2001 7.88604879 2002 7.88565731 2003 7.77182293 2004 8.1302166 2005 9.20057869 2006 8.69338894 2007 8.47836304 2008 8.49585915 2009 8.83749676 2010 8.90416241 2011 8.87645435 2012 8.60625362 2013 9.05235958 2014 8.5989418 2015 8.75833225 2016 8.71456337 2017 8.42286873 2018 8.322752 2019 8.80846119 2020 9.08151054 2021 9.71643353