| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 2193 |
8.9%
|
| 2 | Monthly | 1954 |
7.9%
|
| 3 | Yearly | 1518 |
6.2%
|
| 4 | Not all | 18961 |
77%
|
| Sysmiss | 534 |