SELECT SUM("Attendance") FROM table_51482 WHERE "Visitor" = 'jazz'
How many were in attendance at the game where the visiting team was the Jazz?
CREATE TABLE table_51482 (
    "Date" text,
    "Visitor" text,
    "Score" text,
    "Home" text,
    "Leading scorer" text,
    "Attendance" real,
    "Record" text
)