bid_type market freq_block round_num bid_amt bidder_num date time W B002 C 114 629001 2303 4/22/96 12:45:00 W B356 C 114 796200 2303 4/22/96 12:45:00 W B088 C 114 580731 2303 4/22/96 12:45:00 W B031 C 114 286001 2303 4/22/96 12:45:00