Year	% of government expenditure on education
1974	21.81322
1975	34.26924
1978	44.62857
1979	39.53172
1980	41.16325
1981	43.64039
1987	52.98666
1990	53.84399
1993	49.02621
1994	52.69638
1995	56.07771
1996	54.56029
1997	52.7258
1998	41.53546
2000	43.01821
2002	42.04219
2003	39.79187
2004	37.77649
2005	37.40762
2006	35.89175
2007	35.45253
2008	36.4039
2009	36.38675
2010	31.73536
2011	32.75136
2013	29.20625
2014	24.79976
2015	25.61475
2016	28.08302
2017	27.90774