Year	% of primary school age children
2002	67.05256
2003	69.48101
2004	71.50817
2005	73.72507
2006	75.69899
2007	77.10003
2008	79.29727
2009	79.65438
2010	79.46624
2011	80.47386
2012	80.88687
2013	81.1392
2014	81.63117
2015	81.45209
2016	81.69973
2017	81.94219
2018	81.83126