????:1?????????:??????

2????????????

3????????

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

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

??11??????????22???????????? ??,11??22????,??1~10????

???????10?,?31.9???????,???14.5%???,????7.9??,??48.0%;????4.9????????????,??20.3%?

1~10????,???2880??,???????128???;????????????????7181??,????????????8.3%;?4502????,???????????20.7%?

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