| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 3 |
2.2%
|
| 2 | 12 |
8.9%
|
|
| 3 | 17 |
12.6%
|
|
| 4 | 17 |
12.6%
|
|
| 5 | 23 |
17%
|
|
| 6 | 23 |
17%
|
|
| 7 | 18 |
13.3%
|
|
| 8 | 9 |
6.7%
|
|
| 9 | 8 |
5.9%
|
|
| 10 | Very effective | 5 |
3.7%
|
| 11 | Don't know | 58 | |
| Sysmiss | 5 |