?2?17???????????????????? ???????????????(?“??”)17????????????????,??????????????????37.7%?????????,?2??

?????????????????????????????,?????????,??????????????????“????????”,?????????????

???????????,??????????35????????,?????????????5??????,?????,???,??????,???

?,?????,?????????????????(54.3%)????????????????????????,?????????????2??,???????????????????????????3.5????

??????,????????????????,?????????,??????(46.6%)??????

????????“????????????????”????????????,??????,???????????12??????17????????????12.5%??????????18.4%,??????????,?????(???????????) ???:???????????????

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??:???????????,??????????,??????????????