Year % of government expenditure 1986 23.2560997009277 1994 31.3131809234619 1998 29.4338207244873 1999 26.0362701416016 2001 25.8546295166016 2003 15.4221601486206 2004 15.0410404205322 2005 16.3069705963135 2006 19.0113792419434 2008 19.9433708190918 2009 13.8953199386597 2010 14.2020797729492 2011 13.8367595672607 2012 12.1924495697021 2013 13.8478603363037 2014 15.3015203475952 2015 16.4529800415039 2016 21.975700378418 2017 14.1000003814697 2018 14.3067197799683 2019 14.0843200683594 2020 14.3932695388794 2021 14.4680004119873 2022 16.3435401916504