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_22916979_1 (state VARCHAR, population_density__people_per_mi_2__ VARCHAR)
### Question:
How many states had a population density of 10188.8?
### Answer:
SELECT COUNT(state) FROM table_22916979_1 WHERE population_density__people_per_mi_2__ = "10188.8"