Degree of urbanization	Number and age of vehicles	Total
Total	No vehicles	22.8
Total	One vehicle less than 10 years old	17.4
Total	One vehicle 10 years old or older	27.6
Total	Two vehicles less than 10 years old	4.8
Total	Two vehicles: one less than 10, the other older	11.5
Total	Two vehicles 10 years old or older	9.4
Total	Three vehicles or more	6.6
Densely populated area	No vehicles	27.7
Densely populated area	One vehicle less than 10 years old	19.3
Densely populated area	One vehicle 10 years old or older	27.1
Densely populated area	Two vehicles less than 10 years old	4.6
Densely populated area	Two vehicles: one less than 10, the other older	10.1
Densely populated area	Two vehicles 10 years old or older	6.9
Densely populated area	Three vehicles or more	4.4
Intermediately populated area	No vehicles	17.8
Intermediately populated area	One vehicle less than 10 years old	16.2
Intermediately populated area	One vehicle 10 years old or older	28.4
Intermediately populated area	Two vehicles less than 10 years old	5.6
Intermediately populated area	Two vehicles: one less than 10, the other older	13.1
Intermediately populated area	Two vehicles 10 years old or older	11.1
Intermediately populated area	Three vehicles or more	7.8
Scarcely populated area	No vehicles	15.1
Scarcely populated area	One vehicle less than 10 years old	12.8
Scarcely populated area	One vehicle 10 years old or older	27.9
Scarcely populated area	Two vehicles less than 10 years old	3.4
Scarcely populated area	Two vehicles: one less than 10, the other older	13.2
Scarcely populated area	Two vehicles 10 years old or older	15.2
Scarcely populated area	Three vehicles or more	12.3