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

2??????50???

3????????

4????????

5??????????

??9??23??? ???????,9????????????23???,???1-8???

????????????8???,????31.3???????????,??14.0%?????????,??7.5????,????48.8%;????????????????4.7??,??19.9%?

1-8??,????2328??,???103???1-8?,????4976????,?5.1%??3330????????????,???????23.1%?

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