Year	% of government expenditure on education
1970	24.20377
1971	24.23189
1972	21.51672
1976	18.34484
1977	16.30375
1978	25.28504
1979	21.20684
1987	44.91703
1988	46.23362
1989	46.89687
1990	49.70036
1991	49.3176
1992	49.98433
1993	52.01247
1994	51.79799
1995	49.30591
1996	46.58299
1998	46.75604
1999	46.02285
2000	43.74455
2001	41.81559
2002	41.39121
2003	40.25495
2004	39.73975
2005	39.45084
2006	39.2039
2007	38.12844
2008	37.65901
2009	37.50079
2010	36.97093
2011	36.97093
2012	37.3306
2013	36.90563
2014	36.73987
2015	36.80384
2016	37.31704