| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
4.2%
|
| 8 | 1 |
4.2%
|
|
| 13 | 1 |
4.2%
|
|
| 14 | 1 |
4.2%
|
|
| 18 | 1 |
4.2%
|
|
| 19 | 2 |
8.3%
|
|
| 22 | 1 |
4.2%
|
|
| 25 | 2 |
8.3%
|
|
| 27 | 2 |
8.3%
|
|
| 30 | 1 |
4.2%
|
|
| 35 | 2 |
8.3%
|
|
| 37 | 1 |
4.2%
|
|
| 46 | 1 |
4.2%
|
|
| 50 | 2 |
8.3%
|
|
| 52 | 1 |
4.2%
|
|
| 67 | 1 |
4.2%
|
|
| 68 | 1 |
4.2%
|
|
| 74 | 1 |
4.2%
|
|
| 79 | 1 |
4.2%
|
|
| Sysmiss | 339 |