Deg wamud-nteɣ, ama d win n tcawit ama d win n teqbaylit, nufa azgen (aḥric) ameqqran n yinzan s yiwen n ufyir azal n 75 %, inzan sin yifyar nufa azal n 55%, inzan n kraḍ neɣ ugar n yifyar nufa azal n 40%.