| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 708 |
22%
|
| 2 | 1-5 km | 1041 |
32.3%
|
| 3 | More than 5 km | 304 |
9.4%
|
| 4 | Not applicable | 1163 |
36.1%
|
| Sysmiss | 4 |