| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 14 |
8.1%
|
| 2 | 8 |
4.7%
|
|
| 3 | 3 |
1.7%
|
|
| 4 | 13 |
7.6%
|
|
| 5 | 17 |
9.9%
|
|
| 6 | 9 |
5.2%
|
|
| 7 | 17 |
9.9%
|
|
| 8 | 18 |
10.5%
|
|
| 9 | 17 |
9.9%
|
|
| 10 | Very effective | 24 |
14%
|
| 11 | Don't know | 32 |
18.6%
|
| Sysmiss | 3 |