Year % of government expenditure 2005 13.3879680633545 2006 13.7800807952881 2007 13.8071508407593 2008 13.0426292419434 2009 13.1484518051147 2010 13.2431955337524 2011 12.7290105819702 2012 12.2744722366333 2013 12.1287822723389 2014 12.3615922927856 2015 12.2949190139771 2016 12.2454032897949 2017 12.2813653945923 2018 12.1116199493408 2019 12.018479347229 2020 10.7294292449951 2021 11.2324705123901