bid_type	market	freq_block	round_num	bid_amt	bidder_num	date	time
W	M017	S	37	120000	1108	2/7/96	11:17:00
W	M027	T	37	66003	1156	2/7/96	11:17:00
W	M046	Q	37	2833	1156	2/7/96	11:17:00