??
??????2??4??? (?????? ???)?????????4????,?????????????????????????????12???,?(1???????28?2?????4??????????????),??????60?????????????????,???5.1????,????23.7%??66.3%,????
???,????,????????????????????????????????????
???????,??,????,??????36???????????16.2?,?59.4%???27.1%,??????????10%?????????55.3%?
???,?????,???????,?????????????????,????????????10?,?10.1?10.2???,????????????????????????23.9%?????????30.9%?
??,?????“?”???,?,?????(????????????????????????????) ????:??
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????????60??????????????????????????????