▁and ▁pot ters ▁to ▁France , ▁provided ▁another ▁source ▁of ▁income . ▁ ▁In ▁the ▁second ▁half ▁of ▁the ▁ 2 0 th ▁century ▁Sant ' A bb ond io ▁was ▁developed ▁for ▁tour ism ▁and ▁many ▁second ▁homes ▁were ▁built ▁in ▁the ▁village . ▁ ▁Dem ograph ics ▁The ▁population ▁( as ▁of ▁) ▁was ▁. ▁ ▁As ▁of ▁ 2 0 1 3 ▁a ▁total ▁of ▁ 2 0 . 8 % ▁of ▁the ▁population ▁are ▁resident ▁foreign ▁national s . ▁Over ▁the ▁last ▁ 3 ▁years ▁( 2 0 1 0 - 2 0 1 3 ) ▁the ▁population ▁has ▁changed ▁at ▁a ▁rate ▁of ▁ 3 . 8 %. ▁ ▁The ▁age ▁distribution , ▁as ▁of ▁ 2 0 1 3 , ▁in ▁G amb ar og no ▁is ; ▁ 1 8 . 1 % ▁of ▁the ▁population ▁are ▁between ▁ 0 ▁and ▁ 1 9 ▁years ▁old . ▁Of ▁the ▁adult ▁population , ▁ 5 9 . 5 % ▁of ▁the ▁population ▁are ▁between ▁ 2 0 ▁and ▁ 6 4 ▁years ▁old ▁and ▁ 2 2 . 5 % ▁are ▁ 6 5 ▁or ▁older . ▁ ▁As ▁of ▁ 2 0 1 3 , ▁there ▁were ▁ 2 , 2 8 7 ▁private ▁households ▁in ▁the ▁municipality . ▁ ▁The ▁vac ancy ▁rate ▁for ▁the ▁municipality , ▁in ▁ 2 0 1 4 , ▁was ▁ 0 . 1 3 %. ▁ ▁As ▁of ▁ 2 0 1 2 , ▁the ▁construction ▁rate ▁of ▁new