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

??

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