| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
25%
|
|
| 4 | 2 |
50%
|
|
| 7 | 1 |
25%
|
|
| Sysmiss | Don't know | 0 | |
| Sysmiss | Refused to answer | 0 | |
| Sysmiss | Not applicable | 0 | |
| Sysmiss | 4453 |