뿵ô ȯ 갡 Ż ǰ δ ȭ 2007 ․ ŻƵ ǽϰ ִ.
ڴ ǰ κδ ռҵ 50% 갡 ǰ ҵ 40%̸ 46,000, 40%~50% 92,000 κδ , ûⰣ 꿹 40 20ϱ ּ Ǽҿ ûϸ ȴ.
Ⱓ ٿó 2 12ϰ ̿ ϰ ֻ 갡 3, 3¾ ̻ 갡 (ֵ 2 ̻) 4 湮 ִ.
뿵úǼ() 2011 185 ․ Żƿ ̸ 갡κ ū ȣ .
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