?????????????????

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???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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