market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B410 E 37 11552534 2737 9/30/96 16:19:00 11552534 11 5 B006 D 37 2991435 2737 9/30/96 16:19:00 2991435 11 19 B467 E 37 1648534 2737 9/30/96 16:19:00 1648534 37 17