| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 197 |
0.8%
|
| 2 | Monthly | 336 |
1.4%
|
| 3 | Yearly | 1111 |
4.5%
|
| 4 | Not all | 22982 |
93.3%
|
| Sysmiss | 534 |