??
??2????????????????17???? ??(?????�??????????�)17????????????????????,??????????????37.7%?????????,?2??
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?,??35??????,???????????5????????????????????????,?????????,????????????,???,???????????????????
????????????????,???????,????????(54.3%)???????????,???2????????,??????????????????????????????3.5???????????????????
???????????,???????????????,????????????,??????????(46.6%)????
??????�?????????????�????,???,?????????????12????????????17?12.5%???????????18.4%,????????????????,???????????????????(???????????????????) ???:??
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