Year	% of official school-age population
2001	59.24433
2005	65.84653
2006	63.82195
2007	64.24324
2008	62.19309
2009	60.89124
2010	61.07813
2011	61.47636
2012	60.35761
2013	57.84819
2014	57.82756
2015	60.08062
2016	57.40086
2017	54.80616
2018	56.12492