Year % of government expenditure 2005 16.6988105773926 2006 16.8092250823975 2007 16.7058124542236 2008 16.2201328277588 2009 15.6010618209839 2010 15.5616855621338 2011 15.5074806213379 2012 15.5992212295532 2013 16.0246276855469 2014 16.0046138763428 2015 16.0524635314941 2016 15.9738168716431 2017 15.9008255004883 2018 15.7807312011719 2019 15.5171337127686 2020 12.6542158126831