Africa's average population is the youngest amongst all the continents; the median age in 2012 was 19.7, when the worldwide median age was 30.4.Algeria is Africa's largest country by area, and Nigeria is its largest by population.
Ntsengo wa malembe ya vaaka tiko ra Afrika, wukomba leswaku kuna vantshwa votala etikweni-nkulu leri kutlula amtiko-nkulu man'wana;[4][5] Malembe ya vukhale eka hafu ya vaaka tiko hilembe ra 2012 akuri 19.7, kasi ntsengo lowu awuri 30.4 loku kulangutiwa vanhu va misava hinkwayo.[6] Algeria hi rona tiku leri kulu eAfrika kuya hi kuanama, kasi Nayjeriya hiyona yingana vaaka tiko votal kutlula matiko man'wana ya Afrika.