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