?? ????31.9??????????????? ???14.5%
????:1?????????????:???????
2???????
3??????
4???????????
5???????498
?:??11??22??,?????10????,????????31.9???,???????????14.5%????,???????7.9???,????????????????48.0%;??4.9?????????????,??20.3%?110??????????,????7181??,????8.3%;????4502???,??20.7%?
??????:?????