market	freq_block	round_num	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2
B028	F	255	2707300	2671	1/9/97	12:49:32	2301205	2	12
B468	F	255	56000	2767	1/9/97	12:58:57	42000	24	15
B175	F	255	523000	2756	1/9/97	12:53:54	523000	28	15