Year	% of government expenditure on education
1979	45.40685
1980	48.57994
1984	39.28297
1985	37.68461
1986	35.76183
1991	34.89067
1992	33.55603
1994	35.55336
1995	26.71808
1996	30.41487
2000	32.55352
2001	37.15629
2002	32.96867
2003	31.09611
2004	32.46508
2005	33.78484
2006	33.33268
2011	27.87636
2016	23.55671
2017	23.12419