| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 178 |
0.7%
|
| 2 | Monthly | 358 |
1.5%
|
| 3 | Yearly | 1747 |
7.1%
|
| 4 | Not all | 22343 |
90.7%
|
| Sysmiss | 534 |