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

????:????90?????:????wx

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

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

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

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