market	freq_block	round_num	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2
N002		18	68900000	0253	4/1/97	16:01:09	68900000	1	2
N002		18	67501339	0250	4/1/97	16:01:17	67501339	1	2
N002		18	65210613	0252	4/1/97	16:02:49	65210613	1	2