| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 16 |
66.7%
|
| 2 | No | 8 |
33.3%
|
| 3 | Do not know | 0 |
0%
|
| 9 | Unspecified | 0 |
0%
|
| Sysmiss | 975 |