Year	% of government expenditure on education
1985	19.19414
1986	24.47354
1989	19.84024
1990	24.14801
1991	20.30577
1992	23.78164
1995	21.77291
1996	16.86864
2001	14.81077
2002	15.29197
2003	19.03727
2004	22.2919
2005	23.09543
2006	21.87362
2007	21.30589
2008	29.03064
2009	30.05591
2010	23.40106
2011	27.15645
2012	31.35873
2013	35.49641
2014	30.2313
2015	32.83468