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_2248991_2 (world_rank VARCHAR, nation VARCHAR)
  ### Question:
  How many items were listed under world rank under the nation of Nigeria?
  ### Answer:
  SELECT COUNT(world_rank) FROM table_2248991_2 WHERE nation = "Nigeria"