Year	% of primary school age children
1970	95.12735
1974	96.62253
1975	96.32775
1987	95.45755
1991	96.1759
1997	100
1998	99.7343
1999	99.62729
2000	99.35688
2001	99.43632
2002	99.45558
2003	99.42561
2004	99.13676
2005	99.34854
2006	99.52115
2007	99.65259
2008	99.52275
2009	99.51247
2010	99.13102
2011	99.21521
2012	99.26778
2013	99.44548
2014	99.7727
2015	99.83682
2016	99.4496
2017	99.48052