| Value | Category | Cases | |
|---|---|---|---|
| 1 | per single trip | 7 |
70%
|
| 2 | per return trip | 0 |
0%
|
| 3 | per week | 1 |
10%
|
| 4 | per month | 2 |
20%
|
| 5 | not applicable (i do not pay) | 0 |
0%
|
| 8 | not applicable | 0 |
0%
|
| 9 | unspecified | 0 |
0%
|
| Sysmiss | 35023 |