market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 E084 B 213 59000 3014 12/5/97 11:01:41 59000 1 251 E088 C 213 77000 3014 12/5/97 11:01:41 77000 1 264 E089 C 213 86000 3014 12/5/97 11:01:41 86000 1 267