| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 8178 |
35%
|
| 2 | Monthly | 2233 |
9.6%
|
| 3 | Yearly | 617 |
2.6%
|
| 4 | Not all | 12306 |
52.7%
|
| Sysmiss | 1073 |