| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2255 |
24.7%
|
| 2 | No | 6796 |
74.3%
|
| 3 | Do not know | 78 |
0.9%
|
| 9 | Unspecified | 16 |
0.2%
|
| Sysmiss | 225788 |