| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 418 |
59%
|
| 2 | Monthly | 255 |
36%
|
| 3 | Quarterly | 30 |
4.2%
|
| 4 | Yearly | 6 |
0.8%
|
| Sysmiss | 731 |