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_27657925_1 (no_in_series VARCHAR, us_viewers__millions_ VARCHAR)
### Question:
When there are 5.2 million u.s. viewers how many numbers in series are there?
### Answer:
SELECT COUNT(no_in_series) FROM table_27657925_1 WHERE us_viewers__millions_ = "5.2"