CREATE TABLE table_227 ("Week" TEXT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Kickoff [a ]" TEXT, "Game site" TEXT, "TV" TEXT, "Attendance" TEXT, "Record" TEXT)

what's the week where attendance is 77,098
SELECT "Week" FROM table_227 WHERE "Attendance" = '77,098'
SELECT "Week" FROM "table_227" WHERE "Attendance" = '77,098'