As a Frenchman, I reckon French manufacturers are gaming the stats/cooking the numbers as well, but I don't share your view on the age of the cars emitting the

As a Frenchman, I reckon French manufacturers are gaming the stats/cooking the numbers as well, but I don't share your view on the age of the cars emitting the foulest stenches. 90% of times there's an issue it's a 10+ year-old car and most often from the cheaper end of the price spectrum.