Year	% of government expenditure
1998	17.1350708007812
2002	15.789719581604
2008	29.2331199645996
2011	21.4148693084717
2012	18.4915103912354
2013	16.0707302093506
2014	18.8928909301758
2015	13.3536500930786
2020	11.4759998321533
2021	10.28600025177
2022	10.4759998321533