Excel | CSV | Graphic Version
| % of travelers indicating problem | |
|---|---|
| Road rage | 40.03 |
| Distracted drivers | 37.08 |
| Gas prices | 37.11 |
| Drivers speeding | 36.43 |
| Large trucks | 33.07 |
| Pavement condition | 31.00 |
| Drunk drivers | 28.49 |
| Highway congestion | 28.00 |
| Not knowing about traffic tie-ups | 26.72 |
| Worry about accidents | 24.75 |
| Lack of walkways | 16.54 |
Source: Oak Ridge National Laboratory.