| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hour | 0 |
0%
|
| 2 | Day | 194 |
20.3%
|
| 3 | Week | 101 |
10.6%
|
| 4 | Month | 268 |
28%
|
| 5 | Other (specify) | 394 |
41.2%
|
| Sysmiss | 11641 |