| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 762 |
75%
|
| 1 | Yes | 233 |
22.9%
|
| 8 | DK | 9 |
0.9%
|
| 9 | 12 |
1.2%
|
|
| Sysmiss | 67 |