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		10	27715100	0252	4/1/97	14:01:44	27715100	31872000	1	1	1
N002		10	25203891	0250	4/1/97	14:01:04	25203891	28984000	2	1	2