Year % of general government expenditure 2000 14.426549845821668 2001 14.870943194400875 2002 15.178406016252389 2003 15.246479162506867 2004 15.522273335291052 2005 15.647980972878361 2006 15.851352791352209 2007 15.808117772613247 2008 15.699701898187556 2009 15.852303694050212 2010 15.906509136091893 2011 16.376421541103284 2012 16.507448700930897 2013 16.650141543136655 2014 17.16377867265212 2015 17.84081405049883 2016 18.165322888040386 2017 18.251238460269455 2018 18.262819003784518 2019 18.396092106139797 2020 18.606180746819113 2021 18.750446779262735