Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_81 (week VARCHAR, opponent VARCHAR, attendance VARCHAR)
### Question:
What is the total number of Week, when Opponent is At Chicago Bears, and when Attendance is greater than 49,070?
### Answer:
SELECT COUNT(week) FROM table_name_81 WHERE opponent = "at chicago bears" AND attendance > 49 OFFSET 070