license_name	market	freq_block	sub_market	bandwidth_mhz	market_desc	bid_units	population
DB1750	175	0	0		175 degree W.L.	1600000	0
DB1660	166	0	0		166 degree W.L.	1600000	0
DB1570	157	0	0		157 degree W.L.	2900000	0