| Value | Category | Cases | |
|---|---|---|---|
| 1 | Per single trip | 38 |
0%
|
| 2 | Per return trip | 24 |
0%
|
| 3 | Per week | 64 |
0%
|
| 4 | Per month | 99 |
0.1%
|
| 5 | Do not pay | 215 |
0.1%
|
| 6 | Do not know | 10 |
0%
|
| 8 | Not applicable | 3760 |
2.6%
|
| 9 | Unspecified | 141175 |
97.1%
|