| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 840 |
63.9%
|
| 2 | Monthly | 387 |
29.4%
|
| 3 | Quarterly | 56 |
4.3%
|
| 4 | Yearly | 32 |
2.4%
|
| Sysmiss | 125 |