| Variable | 2012-2013: 75th Percentile (Q3) | 2012-2014: 75th Percentile (Q3) | 2012-2015: 75th Percentile (Q3) | 2012-2016: 75th Percentile (Q3) |
| Vehicle Type | 3 | 3 | 3 | 3 |
| Gender | 1 | 1 | 1 | 1 |
| Lane | 2 | 2 | 2 | 2 |
| Road Class | 3 | 3 | 3 | 3 |
| Cell Phone | 1 | 1 | 1 | 1 |
| Passenger Present | 1 | 1 | 1 | 1 |