?? ???????7??2.3%
![](https://image.chezhanri.com/2019/0807/20190807110942999.jpg)
????:1?????????:?????????
2????????
3?????????
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5?????????
?8????9?? ??9?????????????,???????????7?????????2.3%,??????????6??2.2%????????
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??????,????????????????7???3.9%??????????,?????????13.9%,???????????????????,?????????,?????
?????7?????????1.7%???????????,???????????3.6%,??3.3%,????6.2%?????,???????13.9%?
?7?1.3%????????,????????45%;??????????????????????????????????6.1%?
??,?????7????2.7%;????????,???????2.9%?(??????????????????) ???????????:????????????