CREATE TABLE table_21655 ("Game" FLOAT, "Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Location" TEXT, "Attendance" FLOAT, "Record" TEXT, "Points" FLOAT)

How many locations were recorded when the opponent Columbus Blue Jackets?
SELECT COUNT("Location") FROM table_21655 WHERE "Opponent" = 'Columbus Blue Jackets'
SELECT COUNT("Location") FROM "table_21655" WHERE "Opponent" = 'Columbus Blue Jackets'