user: Question: What is the average car number of all the drivers with 109 points?
Columns: ['Driver', 'Car #', 'Make', 'Points', 'Laps', 'Winnings']
Types: ['text', 'real', 'text', 'text', 'real', 'text']
Sample row: ['Tony Stewart', 20.0, 'Chevrolet', '190', 500.0, '$220,786']
SQL:

assistant: SELECT AVG("Car #") FROM "Table" WHERE "Points" = '109';