????:1??????????:??????

2???????????

3??????????

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????1????????20??????? (????? ???????????????)?????A?????????????20?(?????????????)???????????,????,????????,??,??“????”?

???,??3244???????????,??0.08%;????????10256?????????????????,???????????0.94%;???2104?,?1.81%?

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??????????,??????,???????????2.4%?2.31%?1.83%,??????????????????,??????????????????????????????????????????10%?(????) ???:??????????