| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 754 |
23.4%
|
| 2 | 1-5 km | 1383 |
43%
|
| 3 | More than 5 km | 1032 |
32%
|
| 4 | Not applicable | 47 |
1.5%
|
| Sysmiss | 4 |