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

??????????2??????????????????17?????????????????? ???(??????????“?????????????”)17???????????,?37.7%??????,?2??????????

?????????????????????????????,????,???????????“?”,????

??,??35??????,?????????5??????????????????????????????????,????????,????????????????,?????,???????

?????,???????????????,?(54.3%)????????????,?????????????2???,???????????????????3.5??????????

?????,????????????,?????????????,????????????????(46.6%)??????????????????

????????????????“????”????,?,??????????????????12????????17???12.5%??18.4%,???????????????????????,????????????(??) ?????????????:??