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