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_26007767_1 (localities VARCHAR, population_density__per_km²_ VARCHAR)
  ### Question:
  How many time is the population density (per km²) is 2.5?
  ### Answer:
  SELECT COUNT(localities) FROM table_26007767_1 WHERE population_density__per_km²_ = "2.5"