4 % ▁were ▁in ▁the ▁services ▁sector . ▁ ▁All sch w il ▁experienced ▁a ▁massive ▁population ▁growth ▁between ▁ 1 8 5 0 ▁and ▁ 1 9 7 0 ▁thanks ▁to ▁imm igration ▁from ▁Bas el . ▁In ▁ 1 9 3 0 ▁it ▁was ▁the ▁most ▁popul ous ▁municipality ▁outside ▁Bas el , ▁and ▁suffered ▁typical ▁infrastr ucture ▁problems . ▁Since ▁ 1 9 7 0 , ▁the ▁growth ▁has ▁st agn ated . ▁The ▁center ▁of ▁the ▁town ▁has ▁retained ▁its ▁village - like ▁appearance . ▁This ▁is ▁rein for ced ▁by ▁the ▁rest oration ▁of ▁the ▁mid - 1 9 th - century ▁half ▁tim ber ed ▁houses , ▁which ▁were ▁given ▁an ▁award ▁in ▁ 1 9 7 6 ▁from ▁the ▁Council ▁of ▁Europe , ▁and ▁another ▁in ▁ 1 9 8 0 ▁for ▁their ▁village ▁center ▁planning . ▁A ▁town ▁history ▁museum ▁opened ▁in ▁ 1 9 6 8 ▁and ▁in ▁ 1 9 7 7 ▁the ▁All sch w iler ▁market ▁was ▁established . ▁ ▁Geography ▁ ▁All sch w il ▁has ▁an ▁area , ▁, ▁of ▁. ▁Of ▁this ▁area , ▁ ▁or ▁ 2 9 . 4 % ▁is ▁used ▁for ▁agricult ural ▁purposes , ▁while ▁ ▁or ▁ 2 7 . 0 % ▁is ▁for ested . ▁ ▁Of ▁the ▁rest ▁of ▁the ▁land , ▁ ▁or ▁ 4 3 . 0 % ▁is ▁settled ▁( build ings ▁or ▁roads ), ▁ ▁or ▁ 0 . 2 % ▁is ▁either ▁rivers ▁or ▁la