Year	% of government expenditure on education
1979	32.67006
1980	28.55212
1981	21.46619
1983	23.69976
1984	25.44434
1985	27.31852
1987	28.93072
1988	29.21402
1989	29.60533
1990	33.13953
1992	28.37628
1994	27.66323
2010	25.6049
2012	26.07969
2013	26.60641
2014	26.86638