| Value | Category | Cases | |
|---|---|---|---|
| 1 | For a specified period of time | 189 |
9.5%
|
| 2 | Until the date a task is completed | 78 |
3.9%
|
| 3 | Permanent or until retirement | 886 |
44.3%
|
| 4 | Ongoing with no specified end date | 845 |
42.3%
|
| Sysmiss | 44784 |