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