Year	% of government expenditure on education
1970	46.50425
1971	51.01525
1972	49.06254
1973	49.17001
1974	42.96921
1975	43.97402
1976	44.43462
1977	44.6039
1978	44.45261
1979	44.42577
1980	44.76632
1981	45.43996
1982	46.06521
1983	45.72281
1984	45.41077
1985	45.67013
1986	45.92687
1987	46.11458
1988	46.179
1989	46.36352
1990	46.49525
1991	46.72834
1992	46.11662
1993	51.0571
1994	50.73809
1995	50.30167
1996	50.01956
1999	50.01697