| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 127 |
24.9%
|
| 1 | Yes | 81 |
15.9%
|
| 7 | N/A | 298 |
58.4%
|
| 8 | DK | 4 |
0.8%
|
| Sysmiss | 2 |