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20´ëÀÇ °æ¿ì 59%´ë 34.9%, 30´ë´Â 59.3%´ë 34.2%, 40´ë´Â 48.1%´ë 47.9%, 50´ë´Â 40.1%´ë 57.9%, 60´ë ÀÌ»óÀº 34.9%´ë 63.5% ³ë¹«Çö-ÀÌȸâ¼ø 1997³â ´ë¼± 20´ë 30.4% 39.8% 22.1% 30´ë 33.5% 39.3% 20.7% 40´ë 41.5% 38.7% 17,5% 50´ëÀÌ»ó 43.2% 45.5% 9.7% |