| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 34 |
12.5%
|
| 2 | 13 |
4.8%
|
|
| 3 | 13 |
4.8%
|
|
| 4 | 16 |
5.9%
|
|
| 5 | 16 |
5.9%
|
|
| 6 | 24 |
8.8%
|
|
| 7 | 23 |
8.5%
|
|
| 8 | 25 |
9.2%
|
|
| 9 | 8 |
2.9%
|
|
| 10 | Very effective | 18 |
6.6%
|
| 11 | Don't know | 82 |
30.1%
|
| Sysmiss | 33 |