Year	% of central government expense
2011	123.27994186281236
2012	101.77611882540967
2013	73.89631552682143
2014	49.78005865420144
2015	47.366682809201905
2016	42.77059087046645
2017	42.03819557074516
2018	43.89676662305381
2019	47.706591446803955
2020	43.7159985817585
2021	55.91548336758755
2022	59.64465784222512