| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 km | 318 |
9.9%
|
| 2 | 1-5 km | 1142 |
35.5%
|
| 3 | More than 5 km | 1712 |
53.2%
|
| 4 | Not applicable | 44 |
1.4%
|
| Sysmiss | 4 |