Year	% of government expenditure on education
1970	34.42539
1971	29.22616
1972	28.42432
1973	28.45787
1974	27.86993
1990	46.46932
1991	48.01438
1993	28.06938
1994	27.89859
1995	28.01737
1996	27.4403
1998	32.53644
1999	31.85097
2000	31.41961
2001	31.51195
2002	31.0145
2003	29.97404
2004	30.0204
2005	29.6854
2006	29.23546
2007	29.38642
2008	25.3011
2009	27.92763
2010	27.96992
2011	28.91115
2012	29.33262
2013	29.69646
2014	29.57548
2015	28.52372
2016	28.94818