Year	% of lower secondary school age
1971	57.5344505310059
1980	48.1158714294434
1983	47.7368507385254
1984	52.2527885437012
1985	54.1946487426758
1986	55.5116195678711
1987	54.3690986633301
1989	54.480281829834
2000	33.9539909362793
2001	37.2634696960449
2002	32.6244583129883
2004	27.4105606079102
2005	24.9260807037354
2006	13.4942302703857
2010	19.1145000457764