CREATE TABLE table_56715 ("Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Loss" TEXT, "Attendance" FLOAT, "Record" TEXT)

What was total attendance on the day they went 17-7?
SELECT COUNT("Attendance") FROM table_56715 WHERE "Record" = '17-7'
SELECT COUNT("Attendance") FROM "table_56715" WHERE "Record" = '17-7'