Year	% of government expenditure on education
1973	31.49445
1974	33.82687
1975	36.88485
1976	38.23093
1977	39.78486
1985	32.56811
1986	32.79397
1988	34.55397
1989	30.15133
1990	30.89807
1991	32.98755
1992	34.21687
1993	32.73285
1994	34.39086
1995	37.99477
1996	37.57205
1997	37.48752
2003	41.27429
2004	41.91877
2005	37.9723
2007	35.16639
2008	42.63241
2009	37.05219
2010	36.56752
2011	39.78518
2012	39.16002
2013	39.74381
2014	31.44936
2015	39.44272
2016	38.94375
2017	36.25373
2018	37.74991