| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 7 |
0.1%
|
| 2 | No | 7971 |
80.3%
|
| 8 | Not applicable | 1936 |
19.5%
|
| 9 | Don't know | 7 |
0.1%
|
| Sysmiss | 5 |