Year	% of government expenditure on education
1973	50.10524
1974	45.8688
1975	36.10983
1976	31.95024
1977	29.79711
1985	31.79344
1986	32.59005
1988	38.3767
1989	33.27785
1990	26.16084
1991	37.20609
1992	33.13253
1993	33.19279
1994	35.55112
1995	26.33301
1996	29.33772
1997	30.23295
2003	36.43051
2004	32.63466
2005	34.22772
2007	36.89191
2008	30.2266
2009	33.2067
2010	36.31668
2011	35.46353
2012	37.24792
2013	36.28717
2014	36.41514
2015	36.68302
2016	35.87399
2017	37.87799
2018	34.16447