???? ???? ‘???? ?? ????’ ??? ??? ?? 8? ? ?? ???? ??? ?? 540? ??? ?? ?? ???? 37.0%? ????? 15? ???.

????? 2001? 360? ?(27.3%), 2002? 380? ?(27.8%), 2003? 460? ?(32.6%) ??? ???? ???.

?? ??? ???? 2003? 954? ??? 919? ??? 40? ?? ???.

????? △20?? 2001? 75?1000?(20.8%)?? 128?2000?(23.8%)?? △30?? 90?3000?(25.1%)?? 142?9000?(26.5%) △40?? 85?6000?(23.8%)?? 128?4000?(23.8%)?? ????.

????? ?? ??? 72.7%? ???? ????. ??? ?? ?? ???? ????? ????? 2002? 75?4000??? ?? 147?4000??? 2? ? ? ? ???? ????.

?? ?????????? ?? ??? ??? ???? ???? ????? 816? ??? ??? 55.9%? ??? ??? ????.

? ?? ??? ???? ??? ??? ??? ????? ???? ???? ????? ???? ??? ???? ?? ??? ?????? ???? ?? ? ?? ???.

??? ?? taylor55@donga.com