market	freq_block	bid_round	bid_amt	bidder_num	date	time	net_bid_amt	min_accept	num_of_bids	sort_col_1	sort_col_2
N001		1	8000000	0252	4/1/97	09:17:58	8000000	8800000	1	1	1
N002		1	8200000	0251	4/1/97	09:18:30	8200000	9020000	3	1	2