| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
6.3%
|
| 5 | 4 |
25%
|
|
| 10 | 3 |
18.8%
|
|
| 11 | 2 |
12.5%
|
|
| 12 | 1 |
6.3%
|
|
| 20 | 2 |
12.5%
|
|
| 40 | 1 |
6.3%
|
|
| 75 | 1 |
6.3%
|
|
| 85 | 1 |
6.3%
|
|
| Sysmiss | 95 |