| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.3%
|
|
| 1 | Yes | 146 |
46.3%
|
| 2 | No | 168 |
53.3%
|
| 9 | DK | 0 |
0%
|
| Sysmiss | 20635 |