Year	% of government expenditure on education
1970	40.096
1971	47.1672
1972	46.2891
1973	46.70218
1974	48.18625
1990	24.32932
1991	25.38514
1993	45.80191
1994	46.02155
1995	46.44843
1996	47.02689
1998	40.3781
1999	39.41656
2000	39.44057
2001	39.04682
2002	38.21976
2003	36.45894
2004	35.66956
2005	37.66496
2006	37.50446
2007	38.17514
2008	45.37242
2009	41.45361
2010	41.26948
2011	39.83454
2012	39.12184
2013	38.8077
2014	37.61926
2015	35.57103