Head to Head Williams driver comparison for 1994 season.
[{'label': 'Damon Hill', 'data': [2, 3, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2]}, {'label': 'Ayrton Senna', 'data': [13, 19, 23, None, None, None, None, None, None, None, None, None, None, None, None, None]}, {'label': 'David Coulthard', 'data': [None, None, None, None, 33, 16, None, 15, 18, 19, 11, 10, 7, None, None, None]}, {'label': 'Nigel Mansell', 'data': [None, None, None, None, None, None, 34, None, None, None, None, None, None, 38, 21, 9]}]