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?????? ??? ?? 2??? 20??? 20~30? ???? 518?? ???? ????? ??, ‘???? ???? ??? ?? ????’? ??? ?? ??(34%)? ??? ???? ??(34.4%)? ?? 1?? ????? 23? ???.
???? ??? ‘??? ??’(25.8%)? ‘????’(17.5%), ??? ‘???? ??? ?? ??’(29.5%)? ‘? ? ???’(18.5%)? ?? 2, 3?? ????.
????? 76.1%? ???? ??? ??? ???? ??? ???? ???. ??? ??? ???? ??? 23.9%??.
??? ?? ??? ??? ?? ??? 1?? ??? ‘??’(27.8%), ??? ‘??, ??’(34.7%)???. ??? ??? ‘??, ??’(24.2%), ‘??’(20.3%), ??? ‘??’(24.7%), ‘??, ???, ??? ?’(17.5%)? ?? ?? ??? ???.
????? ??? ???? ?? ??? ??? 8?9900?, ??? 10?3300?? ??? ????.
??? ???? ?? ptk@donga.com