▁population ▁has ▁decre ased ▁at ▁a ▁rate ▁of ▁- 2 %. ▁ ▁Most ▁of ▁the ▁population ▁() ▁speak s ▁German ▁( 9 6 . 2 % ), ▁with ▁Alban ian ▁being ▁second ▁most ▁common ▁( ▁ 1 . 4 %) ▁and ▁Italian ▁being ▁third ▁( ▁ 0 . 4 %). ▁ ▁Of ▁the ▁Swiss ▁national ▁languages ▁( ), ▁ 1 , 0 6 9 ▁speak ▁German , ▁ 3 ▁people ▁speak ▁French , ▁ 4 ▁people ▁speak ▁Italian , ▁and ▁ 4 ▁people ▁speak ▁Rom ans h . ▁ ▁The ▁age ▁distribution , ▁, ▁in ▁G anter sch w il ▁is ; ▁ 1 7 5 ▁children ▁or ▁ 1 5 . 8 % ▁of ▁the ▁population ▁are ▁between ▁ 0 ▁and ▁ 9 ▁years ▁old ▁and ▁ 2 0 2 ▁te en agers ▁or ▁ 1 8 . 2 % ▁are ▁between ▁ 1 0 ▁and ▁ 1 9 . ▁ ▁Of ▁the ▁adult ▁population , ▁ 1 1 4 ▁people ▁or ▁ 1 0 . 3 % ▁of ▁the ▁population ▁are ▁between ▁ 2 0 ▁and ▁ 2 9 ▁years ▁old . ▁▁ 1 7 2 ▁people ▁or ▁ 1 5 . 5 % ▁are ▁between ▁ 3 0 ▁and ▁ 3 9 , ▁ 1 7 2 ▁people ▁or ▁ 1 5 . 5 % ▁are ▁between ▁ 4 0 ▁and ▁ 4 9 , ▁and ▁ 1 0 3 ▁people ▁or ▁ 9 . 3 % ▁are ▁between ▁ 5 0 ▁and ▁ 5 9 . ▁ ▁The ▁senior