Head to Head Toro Rosso driver comparison for 2017 season.
[{'label': 'Carlos Sainz', 'data': [8, 7, 9, 9, 10, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, None, None, None, None]}, {'label': 'Daniil Kvyat', 'data': [9, 11, 14, 14, 15, 15, 15, 16, 16, 16, 17, 17, 17, 19, None, None, 19, None, None, None]}, {'label': 'Pierre Gasly', 'data': [None, None, None, None, None, None, None, None, None, None, None, None, None, None, 22, 22, None, 22, 21, 21]}, {'label': 'Brendon Hartley', 'data': [None, None, None, None, None, None, None, None, None, None, None, None, None, None, None, None, 23, 23, 23, 23]}]