market freq_block bid_round bid_amt bidder_num fcc_acct date time net_bid_amt sort_col_1 sort_col_2 BEA049 D 18 20000.00 3634 0181813298 10/2/98 12:18:31 13000.00 3 244 BEA056 B 10 2500.00 3667 0181218170 10/2/98 12:02:12 1625.00 3 277