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_12159115_2 (directed_by VARCHAR, us_viewers__millions_ VARCHAR)
### Question:
What's the total number of directors who've directed episodes seen by 11.34 million US viewers?
### Answer:
SELECT COUNT(directed_by) FROM table_12159115_2 WHERE us_viewers__millions_ = "11.34"