CREATE TABLE "table1_24418525_1" (
  "branding" text,
  "callsign" text,
  "frequency" text,
  "power_k_w" text,
  "coverage" text
);

Question: When the power kw is 5kw, what is the frequency?
SQL: SELECT "frequency" FROM "table1_24418525_1" WHERE "power_k_w"='5kW';

Question: when coverage is dumaguete central visayas region, what is the callsign?
SQL: SELECT "callsign" FROM "table1_24418525_1" WHERE "coverage"='Dumaguete Central Visayas Region';

Question: How much power covers dumaguete central visayas region?
SQL: SELECT COUNT("power_k_w") FROM "table1_24418525_1" WHERE "coverage"='Dumaguete Central Visayas Region';

Question: What frequency is mega manila set to?
SQL: SELECT "frequency" FROM "table1_24418525_1" WHERE "coverage"='Mega Manila';