| Value | Category | Cases | |
|---|---|---|---|
| -2 | Don' know | 1 |
2.9%
|
| -1 | Refuse | 0 |
0%
|
| 1 | Yes | 5 |
14.7%
|
| 2 | No | 28 |
82.4%
|
| Sysmiss | 255 |