| Value | Category | Cases | |
|---|---|---|---|
| -99 | Do not know | 0 |
0%
|
| 0 | No | 85 |
30.1%
|
| 1 | Yes | 196 |
69.5%
|
| d | 1 |
0.4%
|
|
| Sysmiss | 2453 |