| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 28 |
38.4%
|
| 10 | 1 |
1.4%
|
|
| 20 | 4 |
5.5%
|
|
| 25 | 1 |
1.4%
|
|
| 30 | 2 |
2.7%
|
|
| 33 | 1 |
1.4%
|
|
| 35 | 1 |
1.4%
|
|
| 50 | 3 |
4.1%
|
|
| 55 | 1 |
1.4%
|
|
| 60 | 6 |
8.2%
|
|
| 65 | 1 |
1.4%
|
|
| 70 | 5 |
6.8%
|
|
| 75 | 3 |
4.1%
|
|
| 80 | 3 |
4.1%
|
|
| 81 | 1 |
1.4%
|
|
| 85 | 2 |
2.7%
|
|
| 90 | 3 |
4.1%
|
|
| 95 | 1 |
1.4%
|
|
| 100 | 6 |
8.2%
|
|
| Sysmiss | 234 |