| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 19 |
32.2%
|
| 2 | 1 |
1.7%
|
|
| 5 | 1 |
1.7%
|
|
| 10 | 1 |
1.7%
|
|
| 20 | 1 |
1.7%
|
|
| 25 | 3 |
5.1%
|
|
| 30 | 10 |
16.9%
|
|
| 35 | 1 |
1.7%
|
|
| 40 | 9 |
15.3%
|
|
| 50 | 3 |
5.1%
|
|
| 60 | 3 |
5.1%
|
|
| 65 | 1 |
1.7%
|
|
| 70 | 1 |
1.7%
|
|
| 75 | 1 |
1.7%
|
|
| 85 | 1 |
1.7%
|
|
| 86 | 1 |
1.7%
|
|
| 90 | 1 |
1.7%
|
|
| 100 | 1 |
1.7%
|
|
| Sysmiss | 539 |