?????? 15? ?? ??? ???(嚴虎聲·????)???? ??? ??? ??? ??? 1000?? ??? ?????? ??? ? ?? 471?(?? 179?, ?? 292?)?? 98?(413?)? ?? 14% ??? ??? ????. ??? ????? 1?2000?～1?8000??? 356??? ?? ????, 1?8000?～2?4000?? 60?, 2?4000?～3?6000?? 38? ????, ? ??? 3?6000?? ??? ?????? 17??? ??. ?????? ????? ???? 6.2%, ?? 54.1%, ?? 39.3%, ??? ?? 0.4%? ??? ???? ???? ??? ??? ????. ? ?????? ?? ?? ??? ???? ???????.

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