Year	% of official school-age population
2000	70.79179
2001	67.83493
2004	57.86951
2006	62.01811
2007	62.19355
2008	58.43653
2009	59.58161
2010	65.34884
2011	61.8299
2012	64.01042
2013	62.2422
2014	63.42381
2015	61.20532
2016	62.15996
2017	62.90889
2018	60.58745