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