| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 10 |
3.3%
|
| 2 | 11 |
3.7%
|
|
| 3 | 13 |
4.3%
|
|
| 4 | 25 |
8.3%
|
|
| 5 | 34 |
11.3%
|
|
| 6 | 40 |
13.3%
|
|
| 7 | 43 |
14.3%
|
|
| 8 | 21 |
7%
|
|
| 9 | 23 |
7.7%
|
|
| 10 | Very effective | 18 |
6%
|
| 11 | 62 |
20.7%
|
|
| Sysmiss | 27 |