market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B031 B 114 26000 3364 3/23/98 14:15:21 14300 48 8 B088 B 114 44000 3290 3/23/98 14:15:24 24200 48 6 B327 B 114 83000 3285 3/23/98 14:16:10 83000 7 26 B392 B 114 191000 3380 3/23/98 14:20:27 105050 36 14