9 5 0 , ▁Chi asso ▁became ▁an ▁important ▁financial ▁center ▁and ▁the ▁economic ▁center ▁of ▁the ▁M end ris io ▁region , ▁resulting ▁in ▁a ▁rapid ▁population ▁increase . ▁ ▁Since ▁the ▁ 1 9 8 0 s , ▁however , ▁population ▁and ▁jobs , ▁especially ▁those ▁in ▁the ▁services ▁sector ▁have ▁shift ed ▁into ▁neighbor ing ▁communities . ▁ ▁The ▁ped est rian ▁zone ▁ ▁In ▁the ▁period ▁of ▁years ▁from ▁ 2 0 0 1 ▁to ▁ 2 0 0 5 ▁a ▁new ▁ped est rian ▁zone ▁has ▁been ▁created , ▁from ▁custom s ▁to ▁the ▁municipality ▁building . ▁An ▁en larg ement ▁of ▁this ▁zone ▁has ▁been ▁put ▁on ▁the ▁ag enda ▁by ▁the ▁local ▁administration , ▁but ▁a ▁refer endum ▁about ▁this ▁issue ▁is ▁scheduled ▁on ▁ 2 4 ▁September ▁ 2 0 0 6 . ▁ ▁Ped r inate ▁ ▁Ped r inate ▁was ▁first ▁mentioned ▁in ▁ 1 2 9 1 ▁as ▁Ped ren ate , ▁but ▁Roman ▁ru ins ▁near ▁the ▁village ▁church ▁indicate ▁a ▁much ▁longer ▁history . ▁ ▁It ▁was ▁mentioned ▁in ▁ 1 3 3 5 ▁as ▁part ▁of ▁the ▁village ▁co oper ative ▁of ▁Ses eg lio . ▁ ▁The ▁village ▁church ▁of ▁S . ▁Stef ano ▁is ▁first ▁mentioned ▁in ▁ 1 5 4 5 ▁and ▁was ▁part ▁of ▁the ▁Bal erna ▁parish ▁until ▁the ▁ 1 7 th ▁century . ▁ ▁Ped r inate ▁municipality ▁was ▁aggreg ated ▁in ▁the ▁Chi asso ▁municipality ▁in ▁ 1 9 7 5