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5?????????????

???9???13?????? (??? ??????)????????????????13??????,?????????????????????????????,??????,?,??????????????????180???????????????????,???????21.9%?

?,?9?14?17???????????????????,??????????????????????????????????4.2??????????????????9.5??4.2??????????1.6??

?????,???????????????????????32????10?????8??????????7.8?????,????????????20??????????????17.7????????????12.5???9.3???

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