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

????:????QQ??:???????????

??????(??):???,????????????????,?????????????????,??????????

????????????,??????11???,????????????5.8%??????????????11??,?????????80%???60%???????,??,????????????????????????8.7%????????????29.3%????????,??21???????????????????????30%???

??????????,11?????,??????????50.3%,????,????,??,???????????????

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