| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 40 hours | 5494 |
23.6%
|
| 2 | Exactly 40 hours | 1417 |
6.1%
|
| 3 | More than 40 hours | 16411 |
70.4%
|
| Sysmiss | 23877 |