| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 1490 |
6.1%
|
| 2 | Monthly | 1484 |
6%
|
| 3 | Yearly | 1228 |
5%
|
| 4 | Not all | 20424 |
82.9%
|
| Sysmiss | 534 |