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

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

3??????V

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

5???95??????

??????????????????10????10????? (?)?????,9??????????,9?,?????????35.8%,?????????????6.9??;??75%~100%????12.8%,??????????1.9?????;??????50%~75%????????21.8%,??0.6????;?????????????????50%????????19.6%,????5.3?????????????????

9????,????????????????????????,?????0.1????0.3???????,????0.1????,??????????????????????

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