| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 8 |
4.9%
|
| 2 | 9 |
5.6%
|
|
| 3 | 9 |
5.6%
|
|
| 4 | 10 |
6.2%
|
|
| 5 | 19 |
11.7%
|
|
| 6 | 30 |
18.5%
|
|
| 7 | 23 |
14.2%
|
|
| 8 | 21 |
13%
|
|
| 9 | 16 |
9.9%
|
|
| 10 | Very effective | 17 |
10.5%
|
| 11 | Don’t know | 0 |
0%
|
| Sysmiss | 64 |