| Value | Category | Cases | |
|---|---|---|---|
| 1 | Near the dwelling | 1107 |
10.2%
|
| 2 | 10 minutes | 3416 |
31.4%
|
| 3 | 20 minutes | 3273 |
30.1%
|
| 4 | 30 minutes | 1893 |
17.4%
|
| 5 | 40 minutes | 669 |
6.2%
|
| 6 | 50 minutes | 232 |
2.1%
|
| 7 | 60 minutes or more | 280 |
2.6%
|
| Sysmiss | 4 |