Year % of government expenditure 1992 22.5492095947266 1996 23.2925605773926 1998 20.9823207855225 1999 23.4187602996826 2000 24.4237098693848 2001 25.7313594818115 2002 30.7000293731689 2003 27.7564296722412 2004 21.8306903839111 2005 17.6780796051025 2006 17.2866497039795 2007 18.15452003479 2008 19.2456607818604 2009 19.3719806671143 2010 19.6157608032227 2011 16.9037895202637 2012 17.6804294586182 2013 15.4976797103882 2014 15.63267993927 2015 16.2116394042969 2016 15.9913101196289 2017 23.1400394439697 2018 21.7690906524658 2019 19.2350006103516 2020 18.1429996490479 2021 17.4529991149902 2022 14.4759998321533 2023 14.8240003585815