Head to Head Williams driver comparison for 2005 season.
[{'label': 'Mark Webber', 'data': [5, 9, 9, 8, 6, 4, 5, 6, 7, 7, 10, 10, 10, 10, 11, 10, 10, 10, 10]}, {'label': 'Nick Heidfeld', 'data': [19, 7, 10, 5, 10, 5, 4, 4, 6, 6, 8, 9, 9, 9, None, None, None, None, None]}, {'label': 'Antônio Pizzonia', 'data': [None, None, None, None, None, None, None, None, None, None, None, None, None, None, 22, 22, 22, 22, 22]}]