Year	% of lower secondary school age
1986	10.6847295761108
1987	10.6973104476929
1988	10.8624897003174
1989	12.8469400405884
1990	11.8120203018188
1991	11.6981401443481
1992	11.479040145874
1993	11.4423303604126
1994	11.437310218811
1995	11.1015796661377
1996	10.8518896102905
1997	10.9027299880981
1998	10.6537303924561
1999	10.4312801361084
2000	10.0693197250366
2001	9.69369029998779
2002	8.87843990325928
2003	8.18115043640137
2004	8.77816963195801
2005	7.98246002197266
2006	7.29878997802734
2007	7.19279003143311
2008	5.52742004394531
2009	5.19544982910156
2010	5.59309
2011	6.08595
2012	7.25333
2013	5.79651
2014	6.27874
2015	6.25034
2016	6.13805
2017	7.3652
2018	7.18329