| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2 |
8.7%
|
| 2 | No | 19 |
82.6%
|
| 8 | Don't know | 2 |
8.7%
|
| 9 | Refused | 0 |
0%
|
| Sysmiss | 977 |