?? ???31.9??????????????? ????14.5%
????:1??????????:??????????
2??????
3?????????
4????????
5?????
????:????11?????22??,???????????10??,???31.9???,??14.5%??,?????????????7.9???,????48.0%;??4.9????,??20.3%?110?????,????????????????7181????,???????8.3%;??4502????????,??????????20.7%?
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