| Value | Category | Cases | |
|---|---|---|---|
| 0 | option not selected | 1217 |
97.5%
|
| 1 | transportation | 16 |
1.3%
|
| 98 | don't know | 15 |
1.2%
|
| 99 | refused | 0 |
0%
|
| Sysmiss | 3657 |