| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1380 |
15.1%
|
| 2 | No | 7652 |
83.7%
|
| 3 | Do not know | 97 |
1.1%
|
| 9 | Unspecified | 16 |
0.2%
|
| Sysmiss | 225788 |