CREATE TABLE table_62475 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Game site" TEXT, "Record" TEXT, "Attendance" FLOAT)

What was the attendance on september 8?
SELECT AVG("Attendance") FROM table_62475 WHERE "Date" = 'september 8'
SELECT AVG("Attendance") FROM "table_62475" WHERE "Date" = 'september 8'