| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 3690 |
15.8%
|
| 2 | Monthly | 2914 |
12.5%
|
| 3 | Yearly | 1969 |
8.4%
|
| 4 | Not all | 14761 |
63.3%
|
| Sysmiss | 1073 |