| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 1122 |
31.1%
|
| 2 | 1-5 km | 1499 |
41.6%
|
| 3 | More than 5 km | 949 |
26.3%
|
| 4 | Not applicable | 33 |
0.9%
|
| Sysmiss | 4 |