Deg yixef-agi nebgen-d talɣiwin n yismawen n yidgan n wusun n Ḥiẓer, deg amud-nteɣ nesa 67 n yismawen iḥerfiyen ṭṭfen azal n 36, 02% deg amud, nesɛa 26 n yismawen isuddimen ṭṭfen azal n 13,97% deg amud, nesɛa 93 n yismawen uddisen ṭṭfen azal n 50% deg amud, nufa-d ismawen uddisen i d-yufraren s waṭas, si tama nniḍen nwala ulac aṭas n yismawen ireṭṭalen nesa 43n yismawen ṭṭfen azal n 23,11% deg amud.