Year	% of government expenditure on education
1978	43.28328
1980	38.48803
1981	41.27782
1982	43.04532
1986	48.28747
1998	44.71073
1999	44.71151
2008	39.02518
2009	43.99744
2010	25.28056
2011	38.46856
2012	38.31502
2013	39.45815
2014	43.18799
2015	45.132
2016	39.57861
2017	44.67033