Table: radio_stations_10
Columns: branding
callsign
frequency
power_kw
coverage

Question: When the power kw is 5kw, what is the frequency?
SQL: SELECT "frequency" FROM radio_stations_10 WHERE "power_kw" = '5kW'

Question: when coverage is dumaguete central visayas region, what is the callsign?
SQL: SELECT "callsign" FROM radio_stations_10 WHERE "coverage" = 'Dumaguete Central Visayas Region'

Question: How much power covers dumaguete central visayas region?
SQL: SELECT COUNT("power_kw") FROM radio_stations_10 WHERE "coverage" = 'Dumaguete Central Visayas Region'

Question: What frequency is mega manila set to?
SQL: SELECT "frequency" FROM radio_stations_10 WHERE "coverage" = 'Mega Manila'