Year	% of lower secondary school age
1999	10.6041202545166
2000	11.8717203140259
2002	11.8844699859619
2003	12.5788402557373
2004	13.252269744873
2005	17.2146892547607
2006	14.4073896408081
2008	19.5683307647705
2011	20.6249504089355
2013	18.8513603210449
2014	22.5606594085693
2017	30.4703693389893
2018	30.2829303741455
2019	29.4517993927002
2020	29.2693901062012
2021	27.3726196289062
2022	26.0974903106689