| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. _____ year | 16 |
29.1%
|
| 3 | 3. _____ month | 30 |
54.5%
|
| 5 | 5. _____ day | 8 |
14.5%
|
| 9 | 9. Missing | 1 |
1.8%
|
| Sysmiss | 14176 |