CREATE TABLE table_39066 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Game site" CLOB, "Record" CLOB, "Attendance" CLOB)

What was the highest week with 84,856 in attendance?
SELECT MAX("Week") FROM table_39066 WHERE "Attendance" = '84,856'
SELECT MAX("Week") FROM "table_39066" WHERE "Attendance" = '84,856'