Year	% of government expenditure on education
1973	35.68976
1974	41.71137
1975	55.32453
1976	43.66672
1978	51.19757
1979	51.2477
1980	53.61477
1981	52.82848
1982	52.55446
1983	52.34673
1984	51.34441
1985	47.93685
1986	47.77972
1987	47.07748
1988	45.003
1989	42.24882
1990	41.55383
1991	39.60478
1992	36.30179
1993	35.91527
1994	33.33605
1995	33.35049
1996	30.20131
1999	29.53307
2000	29.94187
2001	30.30813
2002	30.97305
2003	30.37897
2004	31.25675
2005	30.64015
2006	30.1717
2007	27.90047
2008	28.82131
2009	27.01513
2010	26.9713
2011	27.67996
2012	28.56929
2013	29.68287
2014	29.88879
2015	28.9628