| Value | Category | Cases | |
|---|---|---|---|
| 1 | not effective at all | 7 |
3.6%
|
| 2 | 3 |
1.5%
|
|
| 3 | 5 |
2.6%
|
|
| 4 | 4 |
2.1%
|
|
| 5 | 22 |
11.3%
|
|
| 6 | 12 |
6.2%
|
|
| 7 | 27 |
13.9%
|
|
| 8 | 50 |
25.8%
|
|
| 9 | 35 |
18%
|
|
| 10 | very effective | 29 |
14.9%
|
| 11 | 25 | ||
| Sysmiss | 8 |