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 city (District VARCHAR, Population INTEGER)
### Question:
Find the number of cities in each district whose population is greater than the average population of cities?
### Answer:
SELECT COUNT(*), District FROM city WHERE Population > (SELECT AVG(Population) FROM city) GROUP BY District