| Value | Category | Cases | |
|---|---|---|---|
| -9 | do not know | 3 |
25%
|
| 0 | none | 0 |
0%
|
| 1 | 1 |
8.3%
|
|
| 5 | 3 |
25%
|
|
| 10 | 2 |
16.7%
|
|
| 11 | 1 |
8.3%
|
|
| 12 | 1 |
8.3%
|
|
| 15 | 1 |
8.3%
|
|
| Sysmiss | 229 |