bid_type	market	freq_block	round_num	bid_amt	bidder_num	date	time
S	B089	C	21	20812001	2513	7/15/96	09:15:54
S	B331	C	21	18405001	2513	7/15/96	09:15:54
S	B055	C	21	11064001	2513	7/15/96	09:15:54
S	B261	C	21	3808001	2513	7/15/96	09:15:54