2009 NHTS
Person Miles of Travel (Travel Day PMT, annualized)
Number of Person Miles (PMT) by Household Vehicle Count

Count of HH Vehicles Travel Day Person Miles
Sample Size Sum (Millions) Percent
0 20,260 65,412 1.8
1 201,949 603,329 16.2
2 515,217 1,563,322 41.9
3 259,068 881,714 23.6
4 98,668 375,000 10.0
5 34,238 157,356 4.2
6 11,413 55,101 1.5
7 4,246 16,710 0.4
8 1,789 5,870 0.2
9 865 6,005 0.2
10 443 1,577 0.0
11 205 1,026 0.0
12 144 195 0.0
13 30 74 0.0
14 72 77 0.0
15 19 19 0.0
23 23 1 0.0
27 7 2 0.0
All 1,148,656 3,732,791 100.0