Year	% of government expenditure on education
1979	11.82297
1980	10.25553
1981	8.75204
1983	6.24612
1984	7.95475
1985	3.38927
1987	8.95671
1988	9.66354
1989	10.36307
1990	0
1992	13.37501
1994	17.35395
2010	22.81501
2012	19.69693
2013	18.97826
2014	16.83207