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