Year	% of primary school age children
1997	91.53525
1998	93.83107
1999	94.37633
2000	93.31489
2001	93.88601
2002	93.71377
2003	93.50322
2004	93.23661
2005	93.03312
2006	93.02446
2007	94.38691
2008	94.4227
2009	94.53438
2010	94.75666
2011	94.59641
2012	94.65734
2013	94.01037
2014	93.41415
2015	93.45411
2016	93.06906
2017	92.81936
2018	91.02484