market freq_block round_num bid_amt bidder_num date time net_bid_amt sort_col_1 sort_col_2 B404 E 134 10732000 2711 11/22/96 14:50:00 10732000 4 2 B346 E 134 12761000 2711 11/22/96 14:50:00 12761000 9 2 B203 F 134 10000 2636 11/22/96 14:47:00 7500 21 33 B261 F 134 71000 2760 11/22/96 14:54:00 53250 30 21