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_2618061_1 (no_in_series VARCHAR, production_code VARCHAR)
### Question:
How many episodes had the production code 66210?
### Answer:
SELECT COUNT(no_in_series) FROM table_2618061_1 WHERE production_code = 66210