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