| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 121 |
15.7%
|
| 2 | No | 644 |
83.7%
|
| 8 | Don't know | 2 |
0.3%
|
| 9 | Refused | 2 |
0.3%
|
| Sysmiss | 231 |