market	freq_block	bid_round	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2
B054	B	53	15000	3297	3/11/98	16:40:51	9750	12	34
B464	B	58	57000	3297	3/11/98	16:40:51	37050	12	36