Year % of general government expenditure 2000 16.06581070541736 2001 16.66690305608335 2002 17.141613847529328 2003 17.432315654292033 2004 17.860446418246372 2005 17.88308289135845 2006 18.442577735379604 2007 18.388742736902497 2008 18.134021628618907 2009 18.129125343246535 2010 18.314364307658913 2011 18.749849673702407 2012 19.515951595661125 2013 20.219452716005183 2014 21.299931754931546 2015 22.11973086441068 2016 22.245289714992573 2017 22.306925427834823 2018 22.29868367880766 2019 22.233303174518092 2020 22.31413234848462 2021 21.303010827386952