Year	% of primary school age children
2003	64.66274
2004	67.2812
2005	69.93146
2006	72.77946
2007	74.64939
2008	77.45954
2009	78.23777
2010	77.9486
2011	79.20395
2012	80.09367
2013	80.46479
2014	81.11253
2015	80.75827
2016	81.0466
2017	80.82132
2018	80.48845