Year	% of government expenditure on education
1970	52.06342
1971	34.46939
1972	52.1445
1974	39.93547
1975	46.44512
1976	40.26281
1984	61.83794
1985	55.45021
1986	54.97402
1988	47.95463
1989	48.11692
1994	24.25545
1995	25.24821
1996	41.15509
1998	40.82127
2002	26.112
2003	28.90592
2011	16.16604
2012	31.64114
2013	28.32022
2014	32.32123
2016	27.14956