| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 366 |
1.5%
|
| 2 | Monthly | 1221 |
5.1%
|
| 3 | Yearly | 2465 |
10.2%
|
| 4 | Not all | 20045 |
83.2%
|
| Sysmiss | 392 |