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

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

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

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

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

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

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

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