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_29773532_21 (official_rating_16_39 VARCHAR, episode VARCHAR)
### Question:
What was the official rating 16-39 of episode 9?
### Answer:
SELECT official_rating_16_39 FROM table_29773532_21 WHERE episode = 9