text: 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_20971444_3 (rank__timeslot_ VARCHAR, rating__18_49_ VARCHAR)
  ### Question:
  Name the total number of rank timeslot for 18-49 being 3.1
  ### Answer:
  SELECT COUNT(rank__timeslot_) FROM table_20971444_3 WHERE rating__18_49_ = "3.1"