| Value | Category | Cases | |
|---|---|---|---|
| -3 | Legal skip | 0 |
0%
|
| -2 | DK | 16 |
1.5%
|
| 0 | No | 142 |
13.1%
|
| 1 | Yes | 925 |
85.4%
|
| Sysmiss | 943 |