Di tesleḍt i nexdem ɣef tuccḍiwin i d-newwi deg tenfaliyin n yinelmaden iɛerbawalen, nufa-d 12 n tuccḍiwin deg wayen yerzan "tiɣra n yilem (e)", ma yella d afmiḍi-nsent nufa-t-id 11,88% . ayen ad yefken azal n 42,77 deg wayen yerzan tiɣemmar ilmend n tseddarin ara ad nesbeyyen deg twinest tamasaɣt.