Year	% of official school-age population
2006	63.00622
2007	63.852
2008	63.87392
2009	63.93799
2010	63.89411
2011	64.82986
2012	65.03397
2013	65.55757
2014	66.19657
2015	67.33225
2016	68.3431
2017	68.1716
2018	68.18803