| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 366 |
1.5%
|
| 2 | Monthly | 1256 |
5%
|
| 3 | Yearly | 2581 |
10.3%
|
| 4 | Not all | 20842 |
83.2%
|
| Sysmiss | 69 |