| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 7 |
2.6%
|
| 2 | 7 |
2.6%
|
|
| 3 | 8 |
3%
|
|
| 4 | 8 |
3%
|
|
| 5 | 25 |
9.4%
|
|
| 6 | 20 |
7.5%
|
|
| 7 | 17 |
6.4%
|
|
| 8 | 20 |
7.5%
|
|
| 9 | 17 |
6.4%
|
|
| 10 | Very effective | 20 |
7.5%
|
| 11 | 118 |
44.2%
|
|
| Sysmiss | 40 |