Year	% of government expenditure on education
1979	28.10676
1980	28.01318
1981	26.84999
1984	30.01476
1985	31.22956
1989	28.59866
1998	32.98939
1999	33.26021
2000	33.0706
2001	33.02764
2004	35.69687
2005	36.12769
2007	25.95244
2008	40.22582
2009	35.01429
2010	34.82016
2011	36.25839
2012	35.70239
2013	35.11481
2014	37.49596
2015	35.40608
2016	34.68962
2017	37.24471
2018	38.05749