Year	% of government expenditure on education
1970	50.99292
1971	51.85804
1972	51.29145
1973	53.95279
1974	53.02287
1975	53.07383
1976	53.77747
1977	54.28821
1978	55.07731
1979	55.81209
1980	56.07734
1981	52.47386
1982	51.5995
1983	51.45033
1984	49.03708
1985	49.59442
1986	48.4376
1987	49.50904
1988	48.86982
1989	48.55928
1990	48.90799
1991	48.0473
1992	48.13036
1993	47.07635
1995	46.89327
1996	48.33468
1998	44.06058
1999	44.83275
2000	45.41346
2001	45.20663
2002	45.71637
2003	48.93912
2004	47.2796
2005	45.93728
2006	46.57931
2007	46.28443
2008	46.27748
2009	46.7337
2010	44.35989
2011	45.36195
2012	41.21692
2013	41.20598
2014	40.36378
2015	39.87736
2016	39.62838