?? ????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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