Year	% of government expenditure on education
1970	16.8118
1971	18.36335
1985	37.34647
1990	22.60072
2000	29.91065
2001	28.86321
2002	28.34365
2003	28.48819
2004	29.79304
2007	35.34182
2010	36.12974
2011	31.24133
2012	32.99166
2016	31.27849