Year	% of government expenditure on education
1971	43.92348
1972	29.05958
1973	24.25304
1974	25.10457
1975	24.17054
1976	26.13202
1986	22.81108
1987	17.24573
1988	14.52584
1989	31.66615
1990	27.17081
1995	12.42299
1996	13.9821
1999	10.08465
2000	21.44074
2001	22.49519
2003	21.10633
2010	24.09011
2011	30.40239
2013	24.43508
2014	24.66459
2015	27.80192
2016	28.75596