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_18539834_2 (romaji_title VARCHAR, average_ratings VARCHAR)
### Question:
How many titles had an average rating of 8.9%?
### Answer:
SELECT COUNT(romaji_title) FROM table_18539834_2 WHERE average_ratings = "8.9%"