| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. very low | 4 |
10.5%
|
| 2 | 2. low | 6 |
15.8%
|
| 3 | 3. about 50/51 | 7 |
18.4%
|
| 4 | 4. high | 9 |
23.7%
|
| 5 | 5. very high | 11 |
28.9%
|
| 9 | 9. don't know | 1 |
2.6%
|
| Sysmiss | 61 |