Table: radio_stations_13
Columns: branding
callsign
frequency
power_kw
coverage

Question: Name the callsign for davao mindanao region
SQL: SELECT "callsign" FROM radio_stations_13 WHERE "coverage" = 'Davao Mindanao Region'

Question: Name the power for dymd-fm
SQL: SELECT "power_kw" FROM radio_stations_13 WHERE "callsign" = 'DYMD-FM'

Question: Name the frequency for 103.7 energy fm dipolog*
SQL: SELECT "frequency" FROM radio_stations_13 WHERE "branding" = '103.7 Energy FM Dipolog*'

Question: Name the number of coverage for  106.7 energy fm
SQL: SELECT COUNT("coverage") FROM radio_stations_13 WHERE "branding" = '106.7 Energy FM'