market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B028 F 270 7095000 2627 1/13/97 11:39:41 5321250 2 12 B406 E 270 2214000 2702 1/13/97 11:33:19 2214000 2 14 B405 E 270 737000 2697 1/13/97 11:35:19 737000 2 17 B405 F 270 1040000 2627 1/13/97 11:39:41 780000 2 18 B397 E 270 1317000 2702 1/13/97 11:33:19 1317000 4 23 B201 F 270 1068000 2627 1/13/97 11:39:41 801000 8 27 B135 F 270 212000 2671 1/13/97 11:42:55 180200 26 9