What week was the opponent the San Diego Chargers?
CREATE TABLE table_name_71 (week INTEGER, opponent VARCHAR)
SELECT AVG(week) FROM table_name_71 WHERE opponent = "san diego chargers"
### Context: CREATE TABLE table_name_71 (week INTEGER, opponent VARCHAR) ### Question: What week was the opponent the San Diego Chargers? ### Answer: SELECT AVG(week) FROM table_name_71 WHERE opponent = "san diego chargers"