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_16768245_2 (longitude VARCHAR, latitude VARCHAR)
### Question:
How many longitudes have a latitude of 9.9n?
### Answer:
SELECT COUNT(longitude) FROM table_16768245_2 WHERE latitude = "9.9N"