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_41 (year INTEGER, competition VARCHAR)
### Question:
What year was the competition vitry-sur-seine humarathon?
### Answer:
SELECT AVG(year) FROM table_name_41 WHERE competition = "vitry-sur-seine humarathon"