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

????:??????:???????

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

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

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

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

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

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