market	freq_block	round_num	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2
R530	A	28	292000	0317	1/21/97	09:03:12	292000	1	10
R540	A	28	146000	0317	1/21/97	09:03:12	146000	1	13