| Value | Category | Cases | |
|---|---|---|---|
| 1 | hour | 1 |
1.1%
|
| 2 | day | 42 |
47.2%
|
| 3 | week | 13 |
14.6%
|
| 4 | month | 33 |
37.1%
|
| 5 | year | 0 |
0%
|
| Sysmiss | 745 |