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Data Collection Sites and Location Type
| Variable | n | Percentage |
|---|---|---|
| Region (states) | ||
| South (Texas, Florida, Tennessee) | 509 | 26 |
| Midwest (Kentucky, Ohio, Missouri, Indiana) | 541 | 28 |
| Northeast (Pennsylvania, New York, New Jersey, West Virginia) | 353 | 18 |
| West (Nevada, California, Arizona, Oregon) | 547 | 28 |
| Total | 1,950 | 100 |
| Location type | ||
| Fleet | 795 | 41 |
| Truck stop | 566 | 29 |
| Truck show | 589 | 30 |
| Total | 1,950 | 100 |
