market	freq_block	round_num	bid_amt	bidder_num	date	time	net_bid_amt	sort_col_1	sort_col_2
R530	A	18	218888	0323	1/16/97	12:17:54	218888	1	10
R534	A	18	91000	0317	1/16/97	12:16:00	91000	1	12
R540	A	18	110000	0320	1/16/97	12:20:17	110000	1	13
R718	A	18	218888	0323	1/16/97	12:17:54	218888	1	22