| Value | Category | Cases | |
|---|---|---|---|
| 1 | Days | 46 |
7.2%
|
| 2 | Weeks | 37 |
5.8%
|
| 3 | Months | 159 |
24.9%
|
| 4 | Years | 396 |
62.1%
|
| Sysmiss | 2961 |