?? ?? ?????? ?????? ??? 2?29?? ???? ?? ??? ?? ???? ??? ?? 72.9%? 1??? ??? ????? ???? 1??～2???? 17.1%? ????. 2??～3???? 8.2%?? 3??～5???, 5??～1???, 1??? ??? ?? 0.6%? ????.

??? ??? ? ??? ‘??? ???’38.3%, ‘?? ???’30.4%, ‘????? ??’11.9%??.

?? ???? ?? ??? ??? ??(67%) ????? ???? ? ????. ???? ?? ??? ??? ??? ?? ??? ????? ? ?? ???.

〈? ???〉heo@donga.com