Year % of government expenditure 2002 21.2060298919678 2003 20.1858100891113 2004 19.371000289917 2005 12.9361000061035 2006 13.2550201416016 2007 12.6912899017334 2008 12.5684604644775 2009 13.7383899688721 2010 10.946310043335 2011 9.85499954223633 2012 14.6370000839233 2013 13.0880002975464 2014 12.3170003890991 2015 12.9390001296997 2016 11.2239999771118 2017 11.3540000915527 2018 11.3900003433228 2019 12.0550003051758 2020 10.5050001144409 2021 10.0329999923706 2022 10.1820001602173 2023 10.8500003814697