| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 652 |
2.7%
|
| 2 | Monthly | 2625 |
11.1%
|
| 3 | Yearly | 4147 |
17.5%
|
| 4 | Not all | 16330 |
68.7%
|
| Sysmiss | 1058 |