Year	% of primary school age children
2003	62.97718
2004	65.56432
2005	68.1613
2006	70.72575
2007	72.75606
2008	75.99355
2009	76.4014
2010	76.23378
2011	77.43083
2012	78.3944
2013	79.21909
2014	80.1236
2015	80.05292
2016	80.54475
2017	80.84342
2018	80.4261