Year	% of primary school age children
1970	87.72182
1971	90.34924
1972	95.48048
1974	89.79268
1975	97.24708
1983	87.57225
1985	95.90274
1986	97.00688
1990	91.49388
1993	91.90158
1998	94.87414
1999	97.47141