| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 35 |
15.2%
|
| 2 | 12 |
5.2%
|
|
| 3 | 18 |
7.8%
|
|
| 4 | 19 |
8.2%
|
|
| 5 | 30 |
13%
|
|
| 6 | 32 |
13.9%
|
|
| 7 | 23 |
10%
|
|
| 8 | 21 |
9.1%
|
|
| 9 | 14 |
6.1%
|
|
| 10 | Very effective | 27 |
11.7%
|
| 11 | Don't know | 158 | |
| Sysmiss | 41 |