| 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 |