market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 E021 B 169 72000 3014 12/2/97 13:30:51 72000 1 62 E026 B 169 19000 3078 12/2/97 13:32:51 12350 1 77 E033 B 169 49000 3014 12/2/97 13:30:51 49000 1 98 E041 B 169 95000 3014 12/2/97 13:30:51 95000 1 122 E142 B 169 7300 3060 12/2/97 13:30:28 7300 1 425 E148 A 169 88000 3038 12/2/97 13:33:50 57200 1 442 E175 B 169 9400 3060 12/2/97 13:30:28 9400 1 524