market	freq_block	bid_round	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2

B473	B	29	102000	3378	3/3/98	11:02:11	56100	7	28

B479	B	26	44000	3304	3/3/98	11:02:25	33000	10	14