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2???????vx??

3?????????

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???????12?4??? (????? ??)???4?,11??????????????????,??????????104.6??????????????????,????0.48%,?????0.75%???,????????

?,???????,?????????????????????????105??????????????????,??????0.47%,??????????1.01%????????????????????????,??102.8???????,?????0.58%,??0.50%;????????????105??????????????,?????????????0.41%,???????1.14%?

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