?? ???????????????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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