| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 1020 |
31.7%
|
| 2 | 1-5 km | 1058 |
32.9%
|
| 3 | More than 5 km | 225 |
7%
|
| 4 | Not applicable | 913 |
28.4%
|
| Sysmiss | 4 |