Liiska dalalka ugu tirada badan
Tirada guud ee dadka dunida ku nool waa 8 bilyan. Shiinaha waxaa ku nool 1.4 billion, Hindiyana 1.4 billion oo kale. Mareykanka waxaa ku nool 330 milyan. Indonesia waxay leedahay 270 milyan Pakistanna waxay leedahay 235 milyan. Shantaas waddan, 45% dadka dunida ku nool waxay ku nool yihiin shan wadan.