Year	% of government expenditure on education
1974	15.346219999999999
1976	16.121935
1978	16.930799999999998
1979	16.62879
1988	19.479345000000002
1991	19.437755000000003
1992	19.0434
1993	17.974325
1994	18.54985
1995	18.453135
1996	19.35761
1998	22.40185
1999	19.563955
2000	21.40453
2001	21.75964
2002	20.655414999999998
2003	20.69117
2004	21.50678
2005	21.893864999999998
2006	22.25303
2007	22.86417
2008	22.51867
2009	22.627575
2010	22.37789
2011	23.41289
2012	23.404415
2013	22.40035
2014	22.493215
2015	22.851705000000003
2016	21.79022