Year	% of lower secondary school age
1992	51.9345283508301
1993	51.549259185791
1994	52.4190902709961
1995	51.3154602050781
1996	51.3135414123535
1997	51.277530670166
1998	51.3833694458008
1999	50.3799781799316
2000	49.1998405456543
2001	48.9056510925293
2002	47.0684700012207
2003	45.2575988769531
2004	44.179370880127
2005	43.7528114318848
2006	43.0567398071289
2007	43.4494285583496
2008	42.0594902038574
2009	40.4814491271973
2010	38.62181
2011	37.97719
2012	37.65061
2013	37.39875
2014	38.18182
2015	38.29893
2016	37.18214
2017	35.98515
2018	35.96733