| Value | Category | Cases | |
|---|---|---|---|
| 1 | For a specified period of time | 1154 |
21.3%
|
| 2 | Until the Date or Task is done | 508 |
9.4%
|
| 3 | Permanent or until retirement | 1069 |
19.7%
|
| 4 | Ongoing with no specified end date | 2682 |
49.5%
|
| Sysmiss | 43394 |