10? ?? ????? ??? ‘???’ ‘????’ ‘??’ ‘???? ???’ ‘???’ ‘????’ ?? 13??? ??? ????. ???? ??? 20～30%.

?? ?? ‘???’ ‘??’ ‘???’ ‘????’ ‘????’ ? ?? ?? ???? ?? ??? ??? ???? ‘??’? ‘?? ??’? ?? ????? ?? 20??? ???? 30～40% ??? ??? ????. ?? ???? 40?? ???? ????.

?? ???? ??? ??? ??? ?? 1?? ?? 2???? ????. ????? ?? ??? ?? ??? ???? ?? ?? ??? ??? ?? ???.

????? ???? ??? ???? “????? ??? ????? ??? ????? ??? ??? ?? ?? ????? ??? ????”? ???.

?? ‘????’ ‘????’ ‘???’ ? ???? ???(No Sale) ????? ???? ???.

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