Year	% of primary school age children
1971	60.75705
1973	68.00962
1974	58.77535
1978	64.29396
2000	89.72516
2001	90.8385
2002	88.72686
2003	90.53915
2004	89.08456
2005	88.82624
2006	88.61108
2007	88.95978
2008	89.83805
2009	88.9333
2010	89.00709
2014	96.1312
2017	97.66256
2018	98.0528