The 6.7 is average age for a car on a road today, not average lifetime of a car. You've as many brand-new and 13 years old cars on the road to have that average

The 6.7 is average age for a car on a road today, not average lifetime of a car. You've as many brand-new and 13 years old cars on the road to have that average. Keep in mind that scrap age is lowered by company cars and taxies which could easily clock 200'000km in few years.