| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 402 |
1.7%
|
| 2 | Monthly | 1979 |
8.2%
|
| 3 | Yearly | 1110 |
4.6%
|
| 4 | Not all | 20606 |
85.5%
|
| Sysmiss | 392 |