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