The age-specific fertility rates, the annual number of live births per 1,000 women in particular age groups (usually age 15–19, 20-24 etc.)
Iddikud n tanelmut n awatay, iddikud n tiwiten daɣ awatay daɣ 1000 n tamadt daɣ taqqimen n awatay (awatay jir 15 har 19, 20 har 24)