Year	% of primary school age children
1973	88.11646
1974	87.95267
1976	92.25904
1977	93.15603
1978	95.65292
1980	95.2927
1981	95.90621
1991	99.0123
1994	98.11182
2014	98.43982
2015	97.43018
2016	96.6403
2017	97.35343