Ixef wis kraḍ nebdat ɣef sin yeḥricen, aḥric amenzu d aglam deg-s nessekn-d akk tiririyin n yineɣmasen i nufa deg wannar, nexdem amur (le pourcentage) n yal tiririt. aḥric wis sin d tasleḍt inexem i wamud-nneɣ.