????:1?????:??400?3????????

2?????????

3???????

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

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

?????????????13????????????????,11??,????,??????32%,????????????,?????????????

??,11???????????????????????????????32.3%,??????183?????????????????????????????????????,??50%,??127??,?????70%????????????????????????

???????,????????????????,??,??16.8%,????????17?????????????,11????????28????????????????????,??,???10?????????????????7.7%???,???????????????????

?????,????,???????

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