| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 95 |
8.5%
|
| 1 | Yes | 1006 |
90%
|
| 8 | DK | 16 |
1.4%
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 17 |