Head to Head Shadow driver comparison for 1974 season.
[{'label': 'Jean-Pierre Jarier', 'data': [25, 23, 30, 24, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14]}, {'label': 'Peter Revson', 'data': [24, 25, None, None, None, None, None, None, None, None, None, None, None, None]}, {'label': 'Brian Redman', 'data': [None, None, 15, 15, 18, None, None, None, None, None, None, None, None, None]}, {'label': 'Bertil Roos', 'data': [None, None, None, None, None, 43, None, None, None, None, None, None, None, None]}, {'label': 'Tom Pryce', 'data': [None, None, None, None, None, None, 37, 37, 21, 18, 18, 19, 19, 19]}]