market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B001 A 85 157000 3315 3/18/98 10:04:44 86350 12 29 B053 A 85 234000 3309 3/18/98 10:08:51 234000 42 17 B064 B 85 68000 3309 3/18/98 10:08:51 68000 42 16 B070 B 85 142000 3362 3/18/98 10:00:50 78100 32 10 B136 B 85 45000 3365 3/18/98 10:01:03 33750 49 4 B188 A 85 273000 3309 3/18/98 10:08:51 273000 42 21 B208 B 85 11000 3398 3/18/98 10:07:34 6050 1 40 B221 B 85 21000 3313 3/18/98 10:00:15 21000 49 6 B224 B 85 194000 3309 3/18/98 10:08:51 194000 42 20 B261 B 85 32000 3380 3/18/98 10:12:50 17600 30 14 B371 B 85 28000 3398 3/18/98 10:07:34 15400 4 18 B485 B 85 15000 3276 3/18/98 10:09:00 9750 4 26