Year	% of lower secondary school age
1980	9.75909042358398
1995	32.7025489807129
1996	30.6382007598877
1997	33.0708808898926
1998	31.1112499237061
1999	26.9960098266602
2000	24.0503406524658
2001	20.0913600921631
2002	16.4986591339111
2003	8.78827953338623
2004	6.97570991516113
2005	4.18553018569946
2006	6.18811988830566
2007	7.55359983444214
2008	8.02130031585693
2018	7.59600019454956
2019	6.68200016021729
2020	6.02600002288818
2021	2.90499997138977
2022	4.3600001335144