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