Median Age is the typical age with the populace. 50 % of your population is more mature and the opposite 50 % is youthful. Gender is self-noted by individuals when questioned about their sexual intercourse at beginning.M?t s??v?n ???th??ng g?p khi chuy?n ?i?m th??ng d??i ?ây s??giúp ng??i ch?i gi?i ?áp th?c m?c c?a mình:Vì v?y, tr??c khi th?c