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