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_name_49 (total_produced INTEGER, prime_mover VARCHAR)
### Question:
What is the average total produced when the prime mover is 12-251c?
### Answer:
SELECT AVG(total_produced) FROM table_name_49 WHERE prime_mover = "12-251c"