Year	% of official school-age population
2007	63.10285
2008	66.50582
2009	66.69543
2010	66.28762
2011	68.89288
2012	69.56287
2013	71.54893
2014	68.67986
2015	67.57674
2016	67.83682
2017	66.02623
2018	68.53583