Year % of government expenditure 2006 11.9186601638794 2007 11.0267295837402 2008 10.5586700439453 2012 8.17982959747314 2013 7.45860004425049 2014 8.6840295791626 2015 7.32818984985352 2016 10.7159996032715 2017 7.22384977340698 2018 10.8240003585815 2019 9.86900043487549 2020 9.36699962615967 2021 9.08100032806396 2022 9.29599952697754