( 2 3 1 7 , 7 0 0 3 , 3 0 0 1 1 , 0 0 0 5 , 5 0 0 2 : 100 20 5,500 [ ] 30 30,800 ( ) 23 ( ) 2 : 100 20 5,500 ( 2 3 ) 3 3 , 0 0 0 5 , 5 0 0 [ ] 3 0 CD -R 1 3 0 ( )