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_94 (weeks_on_top INTEGER, issue_date_s_ VARCHAR)
### Question:
Which Weeks on Top have an Issue Date(s) of 20 november?
### Answer:
SELECT SUM(weeks_on_top) FROM table_name_94 WHERE issue_date_s_ = "20 november"