Year	% of government expenditure on education
1973	35.45169
1974	35.83444
1975	35.68143
1976	34.08818
1977	34.58152
1978	34.52067
1979	36.45279
1980	37.07997
1981	35.07514
1982	36.4123
1984	38.3381
1985	38.10102
1986	36.70706
1987	35.10006
1988	34.12864
1989	28.98833
1994	24.0082
1995	24.88237
1996	26.78959
1997	26.78767
2013	23.02841
2014	22.99917
2015	23.23655
2016	26.12523