market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 ME09 B 22 140101 1218 4/23/97 10:38:35 91065 2 10 ME51 A 22 1700 1236 4/23/97 10:43:14 1105 11 1 RE08 C 22 36008 1216 4/23/97 10:36:03 23405 13 15 RE09 C 22 3908 1216 4/23/97 10:36:03 2540 13 17 RE11 C 22 6300 1236 4/23/97 10:43:14 4095 13 21