Year	% of government expenditure on education
1979	44.78972
1980	45.03205
1981	45.55978
1984	40.69116
1985	39.74577
1989	34.661
1998	44.93812
1999	45.16187
2000	44.55692
2001	44.57196
2004	48.3245
2005	47.43698
2007	36.62786
2008	37.30254
2009	38.40722
2010	35.92155
2011	35.57678
2012	34.96379
2013	34.4199
2014	35.60003
2015	36.72368
2016	35.98056
2017	35.00704
2018	32.70964