Year % of general government expenditure 2009 8.403202653875796 2010 7.34205404665658 2012 6.319120608360125 2013 6.1456145328620275 2014 6.331312847870979 2015 6.375567248850888 2016 6.400466088304845 2017 6.57759236616142 2018 6.640242183270801 2020 7.155067081896872 2021 6.627359275282852