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?? 1998? 2? 12? 19? 35?

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■????? ???? 2? ???? ???? ????? ??? ????. ?? ???, ?? 10??, ?? 1?, ???? 4?, ?? 10?, ???? 1??, ??? ??, ??? ?????, ??? 1?? ?? ???? ?? ??? ? ??? 15% ??? ??. ?????? 35～40% ? ??. ■???????? 23??? ‘?? ?? ????’? ?? 5? ???? ??? ????. ENC????? 1??, ??? 2??, ?? ??? ???? ??? 5??, ??? 1??, ???? ????? 2??, ????? 1?5??, ??? 1?6?5??? ??. ???? ??? 1?5?～2??? 18??? ??. ■????? ??? 13??? 19??? ‘? ???? 20?? ????’? ??. ??? ??? ???? 1?9??, ?? ??? ??? 3?9??, ???? ??? ??? 13?～19??, ???? ??? 10?～15??? ??. ■?????? ???? ??? 5??? 1? ???? ????? ??? 5??? 12??? ?? 3?? ???? ????.