| Value | Category | Cases | |
|---|---|---|---|
| -2 | inapplicable | 0 |
0%
|
| -1 | no answer | 1 |
0.1%
|
| 0 | Nicht wirkungsvoll | 27 |
2%
|
| 1 | 14 |
1%
|
|
| 2 | 29 |
2.1%
|
|
| 3 | 58 |
4.3%
|
|
| 4 | 77 |
5.7%
|
|
| 5 | 107 |
7.9%
|
|
| 6 | 90 |
6.6%
|
|
| 7 | 157 |
11.5%
|
|
| 8 | 205 |
15.1%
|
|
| 9 | 158 |
11.6%
|
|
| 10 | Sehr wirkungsvoll | 437 |
32.1%
|