?? ???31.9???? ???????????????14.5%
????:1????????:??????100???
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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