Year	% of government expenditure on education
1997	30.03946
1998	29.49568
1999	34.09131
2001	41.17544
2002	40.94394
2003	44.37361
2004	46.26106
2005	43.71706
2007	41.86203
2008	41.36166
2009	40.25491
2010	40.12884
2011	36.43034
2012	36.40213
2013	29.41524
2014	26.09069
2015	25.89992
2016	25.20099