Year	% of primary school age children
2003	72.27618
2004	74.28217
2005	76.76758
2006	78.62738
2007	79.81526
2008	82.09398
2009	82.22572
2010	81.5623
2011	82.31823
2012	82.41531
2013	83.10302
2014	83.49072
2015	83.18256
2016	83.26317
2017	83.2954
2018	83.17955