bid_type	market	freq_block	round_num	bid_amt	bidder_num	date	time
S	B359	C	171	1515000	2013	5/2/96	12:34:57
S	B373	C	171	853000	2093	5/2/96	12:33:12
S	B228	C	171	1917000	2362	5/2/96	12:35:20
S	B222	C	171	10336000	2144	5/2/96	12:35:45