▁a partment ▁size ▁was ▁ 3 ▁rooms ▁of ▁which ▁there ▁were ▁ 3 , 4 9 5 . ▁There ▁were ▁ 4 2 1 ▁single ▁room ▁apart ments ▁and ▁ 1 , 8 1 1 ▁apart ments ▁with ▁five ▁or ▁more ▁rooms . ▁Of ▁these ▁apart ments , ▁a ▁total ▁of ▁ 8 , 5 3 7 ▁apart ments ▁( 9 2 . 7 % ▁of ▁the ▁total ) ▁were ▁perman ently ▁occupied , ▁while ▁ 4 8 7 ▁apart ments ▁( 5 . 3 %) ▁were ▁season ally ▁occupied ▁and ▁ 1 8 3 ▁apart ments ▁( 2 . 0 %) ▁were ▁empty . ▁, ▁the ▁construction ▁rate ▁of ▁new ▁housing ▁units ▁was ▁ 8 . 1 ▁new ▁units ▁per ▁ 1 0 0 0 ▁residents . ▁ ▁the ▁average ▁price ▁to ▁rent ▁a ▁two - room ▁a partment ▁was ▁about ▁ 8 4 7 . 0 0 ▁CH F ▁( US $ 6 8 0 , ▁£ 3 8 0 , ▁€ 5 4 0 ), ▁a ▁three - room ▁a partment ▁was ▁about ▁ 1 1 0 1 . 0 0 ▁CH F ▁( US $ 8 8 0 , ▁£ 5 0 0 , ▁€ 7 0 0 ) ▁and ▁a ▁four - room ▁a partment ▁cost ▁an ▁average ▁of ▁ 1 3 3 4 . 0 0 ▁CH F ▁( US $ 1 0 7 0 , ▁£ 6 0 0 , ▁€ 8 5 0 ). ▁The ▁vac ancy ▁rate ▁for ▁the ▁municipality , ▁, ▁was ▁