?????????????????

??

??????????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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