| Other | Work-Related Business | Visit Friends/Relatives | To/From Work | School/Daycare/Church | Average of All Trips | Medical Services | Social/Recreational | Shopping | Family/Personal Business | |
| Trip Length (miles) | 16 | 15.2 | 14.6 | 12 | 9.9 | 9.6 | 9.5 | 8.8 | 7 | 6.6 |
Source: Oak Ridge National Laboratory, Transportation Energy Data Book #40, Table 9.8