1215??A??????????31???10???21?
??11o?3??????9???10????????50????
?????????????68.9%10????????????21?()126??????
21????????????????
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?????19?????????
201712???????1??????????????
1115????????????????????????????(600050,?)??????????
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????21???19?????????????
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???????110??5.18%;?70??3.30%;?43.3??2.04%;50??2.36%;40??1.88%;?40??1.88%;?7??0.33%
?????????10%?????????????????7.54%???????????
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