Year	% of government expenditure on education
1971	45.81306
1972	44.51127
1973	45.82791
1974	55.77934
1975	57.08672
1976	63.44034
1977	60.17412
1980	59.76572
1981	61.16454
1982	62.07059
1983	60.16398
1984	62.21724
1985	56.72068
1986	57.48247
1988	59.35081
1989	57.06146
1992	51.49883
1993	49.74475
1994	55.89884
2000	68.08704
2001	66.0845
2003	62.9527
2004	62.11754
2006	54.10875
2011	38.60215
2012	34.18959
2013	36.14856
2014	36.08843
2015	36.33889