Year	% of government expenditure on education
1970	40.13379
1971	43.46831
1977	28.40637
1984	30.67343
1985	35.25264
1986	34.6522
1995	40.13078
1999	39.64045
2000	34.556
2009	10.7351
2010	10.43589
2011	11.13749
2012	11.31255
2013	12.17537
2014	11.44026
2015	12.11141