service_code	market	freq_block	bid_round	bid_amt	bidder_num	fcc_acct	date	net_bid_amt	min_accept	min_bid_incr_2	num_of_bids	sort_col_1	sort_col_2	sub_market
DB	175	0	1	3200000.00	23006	0521044508	07/14/2004	3200000.00	3520000.00	320000.00	1	1	1	0
DB	166	0	1	3200000.00	23006	0521044508	07/14/2004	3200000.00	3520000.00	320000.00	2	1	2	0
DB	157	0	1	5800000.00	23004	0521201486	07/14/2004	5800000.00	6380000.00	580000.00	1	1	3	0