| Value | Category | Cases | |
|---|---|---|---|
| -99 | Do not know | 0 |
0%
|
| 0 | No | 642 |
39.9%
|
| 1 | Yes | 957 |
59.4%
|
| 99 | 12 |
0.7%
|
|
| Sysmiss | 1124 |