Year	% of government expenditure on education
1970	11.10335
1971	11.08267
1972	12.85344
1973	13.61692
1974	15.21888
1975	15.49578
1976	15.53431
1979	21.17686
1980	21.09017
1981	21.09386
1982	20.93651
1983	20.23458
1984	20.60349
1985	21.03596
1986	19.94489
1987	21.3042
1988	22.72688
1989	23.81815
1990	25.39611
1991	28.29078
1992	29.95806
1993	28.22735
1994	25.73164
1995	28.41765
1996	28.3269
1999	33.8313
2000	34.03043
2001	32.94224
2002	32.47478
2003	32.03157
2004	32.20137
2005	31.81018
2006	31.65186
2007	31.36248
2008	31.00429
2009	31.74847
2010	31.8473
2011	32.0233
2012	28.56467
2013	28.04155
2014	27.91297
2015	26.69626
2016	26.54204