Year	% of lower secondary school age
1982	29.9679393768311
1998	21.3185405731201
1999	17.8897895812988
2000	12.9351997375488
2001	12.1246795654297
2002	15.8446998596191
2004	8.86555957794189
2012	0.912999987602234
2013	3.70799994468689
2014	4.36600017547607
2015	7.50557994842529
2016	7.81091022491455
2017	5.93470001220703
2018	6.67053985595703
2019	6.76974010467529
2020	4.93564987182617