?? ???????????????31.9??? ????14.5%
????:1???????498:?????????
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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