Year % of government expenditure 2005 16.6988105773926 2006 16.8092250823975 2007 16.7058124542236 2008 14.359299659729 2009 14.0867967605591 2010 14.0912928581238 2011 14.1103148460388 2012 14.22856760025025 2013 14.51346063613895 2014 14.496810913085948 2015 14.398530960083 2016 14.31837940216065 2017 14.4206442832947 2018 14.35745811462405 2019 14.0848069190979 2020 11.26587915420532 2021 11.0546884536743 2022 11.0546884536743