| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 96 |
67.6%
|
| 0 | 4 |
2.8%
|
|
| 1 | 6 |
4.2%
|
|
| 2 | 1 |
0.7%
|
|
| 3 | 2 |
1.4%
|
|
| 4 | 1 |
0.7%
|
|
| 5 | 1 |
0.7%
|
|
| 10 | 2 |
1.4%
|
|
| 20 | 2 |
1.4%
|
|
| 25 | 1 |
0.7%
|
|
| 30 | 1 |
0.7%
|
|
| 40 | 2 |
1.4%
|
|
| 50 | 3 |
2.1%
|
|
| 60 | 3 |
2.1%
|
|
| 70 | 2 |
1.4%
|
|
| 80 | 1 |
0.7%
|
|
| 100 | 14 |
9.9%
|
|
| Sysmiss | 108 |