CREATE TABLE table_26829 ("Branding" TEXT, "Callsign" TEXT, "Frequency" TEXT, "Power kW" TEXT, "Coverage" TEXT)

How much power covers dumaguete central visayas region?
SELECT COUNT("Power kW") FROM table_26829 WHERE "Coverage" = 'Dumaguete Central Visayas Region'
SELECT COUNT("Power kW") FROM "table_26829" WHERE "Coverage" = 'Dumaguete Central Visayas Region'