??? ????-?? ??

?? ?????? ????? ??? ????? ?? ??? ??? ???? ??? ??? ??? ??? ??? ??. 16, 17? ???? ??? ???? ??? ??? ?????? ??? ????? ????? 11.9%? ??? ??.

??? ??? 40?(24.7%)? 50?(27.9%)?? ?? ??? ??? ? ??? 40?(24.1%)? 60? ??(33.5%)?? ???? ???.

????? ? ??? ????(41.6%)? ???? ???(50%)??? ?? ??? ??? ? ??? ????(27.5%)? ??(25.9%) ???? ????? ???? ???

??? ?? koh@donga.com

??? ?? leon@donga.com