market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B446 F 165 161000 2760 12/6/96 17:08:00 120750 5 33 B416 F 165 12222 2778 12/6/96 17:05:00 9166 16 21 B139 F 165 351307 2760 12/6/96 17:08:00 263480 39 15