| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Week | 40 |
18.3%
|
| 3 | 3. Month | 113 |
51.8%
|
| 5 | 5. Year | 65 |
29.8%
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 121 |