????, ???? ? ????? 424? ??? ????? 10～50% ??? ?????, ???, ??? ? ???? 20? ??? ??? 10～25% ???.

???, ??? ? 52? ??? ???? 10～50% ??? ??? ????? ? ???? ??? 10～30% ?? ??? ????.

???? ?? ??? ?? ???? ????? ???? ???, ???, ???? ?? ?? ???? ??? ??.

??? ??? ????????? “??????? ???? ??? ??? ??? ? ??? ??? ?? ??”? “??? ???? ???? ??? ????? ????? ? ???? ??? ?????”? ???.

???????? ?? ???? ?? ???? ???? ???? ????? ?? ??? 93.5%, ???? 95.2%? ?? ??? ???? ????.

??? ?? jy788@donga.com