Year	% of lower secondary school age
1998	46.8229598999023
1999	46.4366798400879
2000	45.6277198791504
2001	44.9872016906738
2002	43.6341400146484
2003	42.086540222168
2004	41.2376403808594
2005	40.8502502441406
2006	39.803050994873
2007	39.3768005371094
2008	38.9514389038086
2009	37.9415016174316
2010	36.40018
2011	36.24981
2012	35.46862
2013	36.35431
2014	36.46527
2015	33.91313
2016	32.55158
2017	31.55844
2018	31.43406