Year	% of official school-age population
2002	96.90033
2003	98.10423
2004	97.71109
2005	98.24563
2006	98.90506
2007	98.91629
2008	97.85369
2009	97.88546
2011	97.63056
2012	97.02223
2015	97.28558
2016	89.71302
2017	88.87636