??·?????
???????????????????????
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???????????????? 10% ???????????????????????? 10% ?
??????? 14%???????????????? 10% ? 15%????????????????????????????????????????????????
? 2009 ? 1 ? 1 ?? 2010 ? 12 ? 31 ????????????????????????31.3% ??????? 30 ????????????????? 1?1.5?????20.18%??????????????????????????????8???5?????7???4??6?????
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