| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 506 |
23.1%
|
| 2 | No | 1668 |
76.1%
|
| 3 | Do not know | 15 |
0.7%
|
| 9 | Unspecified | 4 |
0.2%
|
| Sysmiss | 55051 |