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_24620684_2 (clean_electric_grid_california__san_francisco_ VARCHAR, vehicle VARCHAR)
  ### Question:
  When bmw activee is the vehicle type how many clean electric grid california (san francisco) measurements are there?
  ### Answer:
  SELECT COUNT(clean_electric_grid_california__san_francisco_) FROM table_24620684_2 WHERE vehicle = "BMW ActiveE"