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_25649467_2 (series__number VARCHAR, season__number VARCHAR)
### Question:
When 12 is the season number how many series numbers are there?
### Answer:
SELECT COUNT(series__number) FROM table_25649467_2 WHERE season__number = 12