Year	% of government expenditure on education
1971	61.97231
1990	47.60296
1991	60.62532
1992	47.16972
1993	62.07495
1994	60.57187
1995	62.0369
1996	59.73396
2003	72.6454
2006	69.48496
2007	70.09502
2008	69.34212
2009	63.41115
2010	60.97789
2011	56.36256
2012	51.94162
2013	53.25917
2014	52.18609
2015	45.77702
2016	50.66764
2017	48.11675