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_10138926_1 (city VARCHAR)
### Question:
How many 2010 estimations have been done in the city of Cremona?
### Answer:
SELECT COUNT(2010 AS _est) FROM table_10138926_1 WHERE city = "Cremona"