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