| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 627 |
2.5%
|
| 2 | Monthly | 3018 |
12.1%
|
| 3 | Yearly | 1574 |
6.3%
|
| 4 | Not all | 19826 |
79.2%
|
| Sysmiss | 69 |