00000nz  a2200000n  4500
001  KSH2000021734
005  20000328001229
008  000328 n azknn|abn          |a a|a    | 
150  ▼a연령층[年齡層]▲
450  ▼wr▼i영어▼aage level▲
550  ▼a나이(연령)[齡]▲
550  ▼a연령대[年齡代]▲