| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 4 |
0.2%
|
| 1 | Going in the wrong direction | 1519 |
63.3%
|
| 2 | Going in the right direction | 736 |
30.7%
|
| 9 | Don't know | 141 |
5.9%
|
| 98 | Refused | 0 |
0%
|