> 10% of households bought a new car, and that means that the average lifespan of a car with its FIRST owner must be on average 10 years. Maybe I need more cof

> 10% of households bought a new car, and that means that the average lifespan of a car with its FIRST owner must be on average 10 years. Maybe I need more coffee, but wouldn't that only be true if every household only bought new cars? In any case, we don't have to guess these things. Simple search found that in 2011 the mean car age on UK roads was 7.44 years. Even accounting for the long tail, that's actually pretty good.