| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hours | 5 |
2.4%
|
| 2 | Days | 83 |
39.9%
|
| 3 | Weeks | 7 |
3.4%
|
| 4 | Months | 71 |
34.1%
|
| 5 | Years | 42 |
20.2%
|
| 9 | 279 | ||
| Sysmiss | 9187 |