Year	% of government expenditure on education
1987	26.41817
1988	25.31181
1989	26.32381
1990	26.51544
1991	23.97831
1993	15.5893
1994	16.61957
1996	17.06743
1999	15.24196
2000	14.54785
2001	14.51083
2002	14.64847
2003	14.11076
2004	13.32329
2005	15.05485
2006	12.84803
2007	13.09539
2008	13.00968
2009	12.53358
2010	11.87729
2011	11.70836
2012	11.91283
2013	12.40889
2014	12.18509
2015	12.54746
2017	14.36148
2018	15.25153