market	freq_block	round_num	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2
R530	A	13	90000	0317	1/15/97	14:37:28	90000	1	10
R534	A	13	56000	0320	1/15/97	14:32:13	56000	1	12
R540	A	13	68000	0317	1/15/97	14:37:28	68000	1	13
R718	A	13	100000	0317	1/15/97	14:37:28	100000	1	22