Year	% of government expenditure on education
1978	24.80653
1980	25.25411
1981	22.59395
1982	22.07496
1986	22.5364
1998	39.69857
1999	39.69913
2008	43.51478
2009	39.24395
2010	53.77242
2011	37.97895
2012	39.91703
2013	40.1872
2014	34.11942
2015	33.00698
2016	37.39832
2017	37.00151