| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes, present | 585 |
14.3%
|
| 2 | 2. No, not present | 1968 |
48.2%
|
| 97 | 97. Not Asked | 1387 |
34%
|
| 99 | 99. Observation not possible | 139 |
3.4%
|
| Sysmiss | 35 |