Year	% of government expenditure on education
1970	8.88695
1971	10.46719
1972	8.55856
1973	6.00202
1974	4.58963
1975	3.58137
1976	3.11275
1977	3.56046
1978	5.55522
1979	4.83
1980	4.14235
1981	3.85403
1982	3.8539
1984	4.21407
1985	4.36933
1986	4.28789
1987	4.54279
1988	4.14125
1989	3.8675
1990	3.81763
1991	3.8544
1992	6.32145
1993	5.8024
1994	6.25872
1995	7.14634
1999	14.7535
2000	17.12993
2001	12.82839
2002	14.43299
2003	21.26273
2004	22.01836
2005	22.86093
2006	23.52663
2007	23.31487
2008	24.98685
2009	25.76502
2010	20.45646
2011	20.44679
2013	22.40035
2014	20.80751
2015	20.70407
2016	20.78145