| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
5.4%
|
| 2 | 10 |
27%
|
|
| 3 | 5 |
13.5%
|
|
| 4 | 6 |
16.2%
|
|
| 5 | 2 |
5.4%
|
|
| 6 | 2 |
5.4%
|
|
| 7 | 1 |
2.7%
|
|
| 8 | 2 |
5.4%
|
|
| 10 | 1 |
2.7%
|
|
| 13 | 1 |
2.7%
|
|
| 20 | 2 |
5.4%
|
|
| 35 | 1 |
2.7%
|
|
| 55 | 1 |
2.7%
|
|
| 2000 | 1 |
2.7%
|
|
| Sysmiss | 324 |