CREATE TABLE table_48711 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Attendance" FLOAT)

What is the largest week with the Atlanta Falcons as the opponent?
SELECT MAX("Week") FROM table_48711 WHERE "Opponent" = 'atlanta falcons'
SELECT MAX("Week") FROM "table_48711" WHERE "Opponent" = 'atlanta falcons'