| Value | Category | Cases | |
|---|---|---|---|
| 1 | adjacent | 303 |
34.1%
|
| 2 | less than 30 minutes | 360 |
40.5%
|
| 3 | between 30 minutes and 1 hour | 149 |
16.8%
|
| 4 | one to three hours walking | 63 |
7.1%
|
| 5 | more than 3 hours | 13 |
1.5%
|
| Sysmiss | 1267 |