market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B164 F 231 313750 2600 1/6/97 10:20:20 235312 1 48 B406 D 231 1370000 2751 1/6/97 10:19:38 1370000 2 13 B419 F 231 1166007 2722 1/6/97 10:19:17 874505 7 9 B183 D 231 591000 2773 1/6/97 10:16:47 591000 10 22 B272 D 231 2001000 2702 1/6/97 10:21:38 2001000 20 4 B350 D 231 2287000 2702 1/6/97 10:21:38 2287000 21 1 B211 F 231 133000 2756 1/6/97 10:23:41 133000 28 12 B140 D 231 321231 2737 1/6/97 10:21:34 321231 40 7 B193 E 231 194231 2737 1/6/97 10:21:34 194231 40 17 B387 F 231 73000 2692 1/6/97 10:22:10 54750 40 24 B182 E 231 61231 2737 1/6/97 10:21:34 61231 40 26