Year	% of government expenditure on education
1974	15.21888
1976	16.020809999999997
1978	14.84121
1979	14.96101
1986	19.14323
1987	19.60337
1988	19.479345000000002
1991	21.29734
1992	19.37901
1993	17.599355000000003
1994	19.03788
1995	18.453135
1996	19.60685
1998	23.25234
1999	18.66288
2000	21.78937
2001	22.21854
2002	22.05622
2003	20.460045
2004	22.341050000000003
2005	22.02685
2006	22.88983
2007	22.771259999999998
2008	21.9574
2009	22.42587
2010	22.16835
2011	23.37085
2012	22.30695
2013	22.40035
2014	22.493215
2015	23.3454
2016	21.543125