What's the frequency one when the more identifier cbf-fm-9?
City of license Identifier Frequency Power Class RECNet
CBF-FM
1873415
text text text text text text
2-1873415-1
Transmitters
s 
 Rebroadcaster 
 of CBF-FM
L'Annonciation ( Rivière-Rouge ) CBF-FM-15 88.3 FM 4,600 s watt B Query
Mont-Laurier CBF-FM-9 91.9 FM 38,000 watts B Query
Radisson CBF-FM-7 100.1 FM 199 watts A Query
Saint-Donat ( Matawinie RCM ) CBF-FM-20 89.7 5,460 watts B Query
Saint-Jovite ( Mont-Tremblant ) CBF-FM-14 95.5 FM 835 watts A Query
Saint-Michel-des-Saints CBF-FM-13 90.9 FM 466 watts A Query
SELECT Frequency FROM table WHERE Identifier = cbf-fm-9
cbf-fm-9