| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Week | 1 |
16.7%
|
| 3 | 3. Month | 2 |
33.3%
|
| 5 | 3 |
50%
|
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 239 |