| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 54 |
16.7%
|
| 2 | No | 266 |
82.1%
|
| 3 | Do not know | 1 |
0.3%
|
| 9 | Unspecified | 3 |
0.9%
|
| Sysmiss | 9675 |