CREATE TABLE table_60017 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Game site" TEXT, "Record" TEXT, "Attendance" FLOAT)

What is the highest Week with the Opponent Buffalo Bills?
SELECT MAX("Week") FROM table_60017 WHERE "Opponent" = 'buffalo bills'
SELECT MAX("Week") FROM "table_60017" WHERE "Opponent" = 'buffalo bills'