| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 8 |
3.4%
|
| 2 | 7 |
3%
|
|
| 3 | 10 |
4.3%
|
|
| 4 | 18 |
7.7%
|
|
| 5 | 31 |
13.3%
|
|
| 6 | 24 |
10.3%
|
|
| 7 | 22 |
9.4%
|
|
| 8 | 16 |
6.9%
|
|
| 9 | 9 |
3.9%
|
|
| 10 | Very effective | 14 |
6%
|
| 11 | 74 |
31.8%
|
|
| Sysmiss | 25 |