Year % of general government expenditure 2000 16.19174576 2001 16.3556881 2002 16.55490875 2003 16.66930389 2004 16.45635414 2005 16.66615295 2006 16.93153572 2007 17.40883636 2008 17.45852661 2009 17.63837624 2010 17.44530869 2011 17.96772194 2012 18.22804832 2013 18.70073318 2014 19.16842651 2015 19.51363564 2016 19.59515953 2017 19.91397285 2018 20.01379776 2019 20.09327698 2020 19.76651764 2021 19.94881821