| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 159 |
0.6%
|
| 2 | Monthly | 444 |
1.8%
|
| 3 | Yearly | 2055 |
8.2%
|
| 4 | Not all | 22387 |
89.4%
|
| Sysmiss | 69 |