| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 12 |
14%
|
| 2 | 4 |
4.7%
|
|
| 3 | 10 |
11.6%
|
|
| 4 | 5 |
5.8%
|
|
| 5 | 7 |
8.1%
|
|
| 6 | 6 |
7%
|
|
| 7 | 7 |
8.1%
|
|
| 8 | 5 |
5.8%
|
|
| 9 | 7 |
8.1%
|
|
| 10 | Very effective | 5 |
5.8%
|
| 11 | Don't know | 18 |
20.9%
|
| Sysmiss | 78 |