CREATE TABLE table_38566 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

What is the total number of Round that has a Time of 6:04?
SELECT SUM("Round") FROM table_38566 WHERE "Time" = '6:04'
SELECT SUM("Round") FROM "table_38566" WHERE "Time" = '6:04'