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

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??2???6???? (?????????? ????? ????????????)???????????????????6????,???,????,????????????

????,??,????18.7?,????19.4%???4160???????????(????????????????????????)????????,??????????????5.7%?

??????,???,?10.16????????,????280????,?2700????;??????????????????4.04????,2???1??126????3600????,???

???????????????????????????????????……????????,?????????????(????????????)???????,??????,?118?,?????4490?,??????????????(???????) ????????????????:??