Year	% of central government expense
2013	0.46484083716087315
2014	0.48214226028266705
2015	0.9604834101228232
2016	0.7117973400598822
2017	0.6411380336997283
2018	1.1147855862304232
2019	1.4211540066890056
2020	1.053404276620871
2021	0.8790064539123562
2022	1.0642495696800935