Year	% of lower secondary school age
1998	9.06223964691162
1999	8.4656400680542
2000	7.62952995300293
2001	5.95288991928101
2002	5.04081010818481
2003	3.30764007568359
2004	4.0279598236084
2005	5.19065999984741
2006	5.2968602180481
2007	5.30148983001709
2008	5.13102006912231
2009	5.06150007247925
2010	5.07296
2011	5.21927
2012	4.81972
2013	4.75516
2014	4.72717
2015	4.80079
2016	4.99755
2017	4.33114
2018	4.26553