????? ????? ???? ??? ?? 12??? ????? ?? 0.60%??? ???? ???.
???? ???? ?? ????? 6?? ??? ?? ? 5.00%?? 4.40%?, 1? ??? 5.50%?? 4.90%? ????.
?? ?????? ??(MMDA)? 1000? ? ??～3000? ? ??? ? 0.50%?? 0.40%?, 1? ? ??? ? 2.90%?? 2.40%? ???. ?? ?? ?? ?? ????? ??? ????? 0.60%??? ???? ????.
??? ?? crystal@donga.com