CREATE TABLE table_63500 ("Iteration" TEXT, "Year" FLOAT, "Dates" TEXT, "Location" TEXT, "Theme" TEXT)

In what Year is the Location of the Festival Koror, Palau?
SELECT SUM("Year") FROM table_63500 WHERE "Location" = 'koror, palau'
SELECT SUM("Year") FROM "table_63500" WHERE "Location" = 'koror, palau'