Median Age is the common age from the populace. 50 % on the population is more mature and the opposite 50 percent is young. Gender is self-reported by people when asked regarding their intercourse at start.???th?c Hello?n ??ng nh?p nhanh chóng, thu?n ti?n và an toàn nh?t, b?n c?n th?c hi?n các b??c sau:Các ph??ng th?c n?p ti?n OK9 thông d?ng