| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Week | 4 |
2.2%
|
| 3 | 3. Month | 35 |
19.7%
|
| 5 | 5. Year | 139 |
78.1%
|
| 9 | 9. Missing | 0 |
0%
|
| Sysmiss | 54 |