| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 0 |
0%
|
| -8 | Refused | 0 |
0%
|
| 5 | 1 |
7.7%
|
|
| 6 | 1 |
7.7%
|
|
| 10 | 5 |
38.5%
|
|
| 20 | 6 |
46.2%
|
|
| Sysmiss | 1073 |