2009 NHTS
Vehicle Miles of Travel (Travel Day VMT, annualized)
Number of Vehicle Miles (VMT) by Purpose

Trip purpose summary Travel Day Vehicle Miles
Sample Size Sum (Millions) Percent
Refused 102 246 0.0
Don't know 131 296 0.0
Not ascertained 15 85 0.0
Home 253,533 747,762 33.3
Work 100,896 500,367 22.3
School/Daycare/Religious activity 19,406 59,282 2.6
Medical/Dental services 15,481 38,288 1.7
Shopping/Errands 161,438 275,394 12.3
Social/Recreational 63,619 306,799 13.7
Family personal business/Obligations 24,448 73,827 3.3
Transport someone 51,078 131,315 5.8
Meals 49,596 99,578 4.4
Other reason 1,430 11,870 0.5
All 741,173 2,245,111 100.0