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_31 (lost INTEGER, goals_for VARCHAR, position VARCHAR)
### Question:
How many lost when goals for is 43 and the position number is higher than 15?
### Answer:
SELECT AVG(lost) FROM table_name_31 WHERE goals_for = 43 AND position > 15