A??????? ?????????

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

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

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