| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 1450 |
5.9%
|
| 2 | Monthly | 5535 |
22.5%
|
| 3 | Yearly | 4448 |
18.1%
|
| 4 | Not all | 13193 |
53.6%
|
| Sysmiss | 534 |