| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 7 |
3.4%
|
| 2 | 2 |
1%
|
|
| 3 | 7 |
3.4%
|
|
| 4 | 9 |
4.3%
|
|
| 5 | 18 |
8.7%
|
|
| 6 | 10 |
4.8%
|
|
| 7 | 16 |
7.7%
|
|
| 8 | 38 |
18.3%
|
|
| 9 | 11 |
5.3%
|
|
| 10 | Very effective | 8 |
3.8%
|
| 11 | Don't know | 82 |
39.4%
|
| Sysmiss | 17 |