Head to Head Penske driver comparison for 1977 season.
[{'label': 'Jean-Pierre Jarier', 'data': [14, 15, 12, 16, 18, 18, 18, 18, 18, 19, 19, None, None]}, {'label': 'Hans Heyer', 'data': [None, None, None, None, None, None, None, 43, None, None, None, None, None]}, {'label': 'Hans Binder', 'data': [None, None, None, None, None, None, None, None, 27, 24, 25, None, None]}, {'label': 'Danny Ongais', 'data': [None, None, None, None, None, None, None, None, None, None, None, 46, 25]}]
