| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 145 |
0.6%
|
| 2 | Monthly | 600 |
2.5%
|
| 3 | Yearly | 2039 |
8.5%
|
| 4 | Not all | 21313 |
88.4%
|
| Sysmiss | 392 |