| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 190 |
17%
|
| 1 | Yes | 875 |
78.3%
|
| 8 | DK | 51 |
4.6%
|
| 9 | 2 |
0.2%
|
|
| Sysmiss | 17 |