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

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

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

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

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

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

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