bid_type	market	freq_block	round_num	bid_amt	bidder_num	date	time
W	M051	Q	65	100	1125	2/28/96	11:18:00
W	M051	R	65	100	1125	2/28/96	11:18:00
W	M051	S	65	100	1125	2/28/96	11:18:00