Year	% of lower secondary school age
1986	81.3333511352539
1989	81.6948165893555
1990	81.741813659668
1999	68.7945785522461
2001	65.3554000854492
2002	61.4322509765625
2004	58.9792900085449
2005	55.7204284667969
2006	54.3660888671875
2010	51.0909996032715
2011	53.2163009643555
2012	51.8219985961914
2013	50.8450012207031
2014	51.0447196960449
2015	52.8520011901855
2016	52.7519989013672
2018	51.5099983215332
2019	51.5709991455078
2020	51.9309997558594
2021	52.8769989013672