| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Going in the wrong direction | 461 |
38.4%
|
| 2 | Going in the right direction | 687 |
57.3%
|
| 9 | Don't know | 51 |
4.3%
|
| 98 | Refused | 0 |
0%
|