???, ? ?? ???…28.3%? ???? ??? 1?

????? ???? ??

??? ????? ?? ???? ??? ???? ??? ?????? ??? ??? ?????? ??? 1?? ???? ???? ??? 9? ???.

???? ???? ?????? ???? ??? ?? 5~7? ?? ???? 1002?? ???? ?? ???? ???? ??? ??, ? ??? 28.2%? ???? 1?? ????. ??? ? ??(21.3%), ? ??(18.0%) ???.

? ??? ?? ??(11? 10?)?? 3.5%??? ???? 2?? ? ???? ??? 6.9%???? ????. ?? ????(????? 95% ????? ±3.1%???) ???.

? ??? ?? ???? 2.9%??? ??? ?? ? ??? 4.2%??? ????. ????? ? ?? ??? ?? 3? ?? ??? ?? ? ??? ??? ? ?? ??? ???? ????.

? ??? ?? ???? ? ????? ????. ▲50? (24.4%→32.4%) ▲30? (19.6%→25.4%) ▲20? (25.5%→28.0%) ▲40? (18.4%→19.9%) ▲60? ?? (31.8%→32.7%) ??? ???? ??.

??? 3? ???? ??? ??? ??(5.4%), ??? ? ??? ??? ????(?? 2.5%)? ?? ???. ‘???? ??????? ??’? ??? 11.1%, ‘????’?? ??? 6.3%, ‘? ????’ ?? ‘???’? 4.6%?.

?? ?? ??? ??? 6.3%, ????? 95% ????? ±3.1%????. ??? ??? ????? ? ????????????? ????? ???? ??.

??? ???? ?? hs87cho@donga.com