Head to Head Jordan driver comparison for 1991 season.
[{'label': 'Andrea de Cesaris', 'data': [31, 27, 27, 28, 12, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9]}, {'label': 'Bertrand Gachot', 'data': [10, 16, 21, 19, 13, 13, 13, 13, 12, 12, None, None, None, None, None, None]}, {'label': 'Michael Schumacher', 'data': [None, None, None, None, None, None, None, None, None, None, 34, None, None, None, None, None]}, {'label': 'Roberto Moreno', 'data': [None, None, None, None, None, None, None, None, None, None, None, 10, 10, None, None, None]}, {'label': 'Alessandro Zanardi', 'data': [None, None, None, None, None, None, None, None, None, None, None, None, None, 32, 31, 31]}]