?? ?????? 10? 1·4??(1~3?)? ?(前)???? 1.9%(?? 7.9%) ?????? ????? ????.
????? ??? 4·4??(10~12?)?? 1.2% ??? ?? ??? ????(2.5%) ????(1.2%)? ???? ????.
??? 1~3?? ??? ?????? ???? ??? ??? ??? ???? 98????(98?4?~99?3?) ?????? ???? 2.0%? ??, ???? 2? ?? ???? ??? ????.
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