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