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_18946749_4 (prominence__m_ VARCHAR, rank VARCHAR)
  ### Question:
  How many values of prominence(m) occur at rank 5?
  ### Answer:
  SELECT COUNT(prominence__m_) FROM table_18946749_4 WHERE rank = 5