????:1???????:????v

2???????

3????????????

4????????????

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

????????????????7???22??? (? ?)?22??????,???????????,?????15.2%,?????1.6??????????

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??,??????,????????????????,?????3.8?????????????????????????????????????????????????,??15.4?????????????????????,?????17.2?????

????????????,????????????????????,????????????????????????????????????????,?????????,?????????????????,???????19.0%,??????12.6????(?????????) ???????????:???????????