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_15909409_2 (country VARCHAR, per_capita_withdrawal__m_3__p_yr_ VARCHAR)
### Question:
How many countries had a per capita withdrawal (m 3 /p/yr) of 372?
### Answer:
SELECT COUNT(country) FROM table_15909409_2 WHERE per_capita_withdrawal__m_3__p_yr_ = 372