| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 47 |
9.2%
|
| 1 | Yes | 356 |
69.8%
|
| 7 | N/A | 107 |
21%
|
| 8 | DK | 0 |
0%
|
| Sysmiss | 2 |