| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
34.5%
|
| 3 | 1 |
3.4%
|
|
| 4 | 2 |
6.9%
|
|
| 5 | 2 |
6.9%
|
|
| 12 | 1 |
3.4%
|
|
| 20 | 1 |
3.4%
|
|
| 39 | 1 |
3.4%
|
|
| 64 | 1 |
3.4%
|
|
| 75 | 2 |
6.9%
|
|
| 100 | 1 |
3.4%
|
|
| 228 | 1 |
3.4%
|
|
| 250 | 1 |
3.4%
|
|
| 400 | 2 |
6.9%
|
|
| 500 | 1 |
3.4%
|
|
| 1200 | 1 |
3.4%
|
|
| 1458 | 1 |
3.4%
|
|
| Sysmiss | 336 |