???????????????????,???????????????,???????,???????????????????,????????,????2.2??????,??????????????,?????????????,??10.1?????????
????????7.5????????????,??????????????????,????????????
?????????,??????????????????????????1???(?300???),????????????,??????6000???
????????????????????????????8300??,????????5500??????????????????????5000???
2012????????,??????????????????????????82%,??????36%??2011???,??????????????,????????36%?42%?
???????????????,???????????????????,????????????
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