| Value | Category | Cases | |
|---|---|---|---|
| 1 | Days | 7 |
10%
|
| 2 | Weeks | 23 |
32.9%
|
| 3 | Months | 31 |
44.3%
|
| 4 | Years | 9 |
12.9%
|
| Sysmiss | 2114 |