| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
5.6%
|
| 1 | 1 |
2.8%
|
|
| 2 | 1 |
2.8%
|
|
| 10 | 5 |
13.9%
|
|
| 17 | 1 |
2.8%
|
|
| 20 | 2 |
5.6%
|
|
| 22 | 1 |
2.8%
|
|
| 25 | 2 |
5.6%
|
|
| 30 | 1 |
2.8%
|
|
| 35 | 1 |
2.8%
|
|
| 40 | 1 |
2.8%
|
|
| 50 | 5 |
13.9%
|
|
| 55 | 1 |
2.8%
|
|
| 60 | 1 |
2.8%
|
|
| 70 | 1 |
2.8%
|
|
| 100 | 10 |
27.8%
|
|
| Sysmiss | 112 |