[???] ????? ?? ? ??? ???

18? ??????? ?????? 2?2,500??? ?????? 3,050?(11.94%) ???? ???? ????. ?????? ?? 16? 2?9,000?? ??? ? ??? 3,450?(11.90%) ???? ???? ?????.

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

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

?????? ?? 1987? ??? ???? ???? ???? ???? ????? ???? ??? 1998? ETRI(?????????)??? ?? ??? ?????? ???? ???? ????.

??? ?? ?? 96??, ???? 33??, ????? 27??? ??? ? ???, ???? 50???? ???? 500???. ?????? ????? ??? ? 1?? 42.7%, ?????? 6.7% ???? ??.

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