| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 1512 |
41.9%
|
| 2 | 1-5 km | 1606 |
44.5%
|
| 3 | More than 5 km | 464 |
12.9%
|
| 4 | Not applicable | 21 |
0.6%
|
| Sysmiss | 4 |