| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 38 |
30.6%
|
| 2 | 1 |
0.8%
|
|
| 3 | 5 |
4%
|
|
| 4 | 2 |
1.6%
|
|
| 6 | 2 |
1.6%
|
|
| 8 | 5 |
4%
|
|
| 10 | 3 |
2.4%
|
|
| 12 | 9 |
7.3%
|
|
| 13 | 1 |
0.8%
|
|
| 14 | 6 |
4.8%
|
|
| 16 | 29 |
23.4%
|
|
| 18 | 1 |
0.8%
|
|
| 20 | 11 |
8.9%
|
|
| 24 | 1 |
0.8%
|
|
| 25 | 1 |
0.8%
|
|
| 30 | 5 |
4%
|
|
| 40 | 3 |
2.4%
|
|
| 46 | 1 |
0.8%
|
|
| Sysmiss | 95 |