| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 8 |
6.3%
|
| 2 | 8 |
6.3%
|
|
| 3 | 11 |
8.7%
|
|
| 4 | 14 |
11.1%
|
|
| 5 | 24 |
19%
|
|
| 6 | 20 |
15.9%
|
|
| 7 | 17 |
13.5%
|
|
| 8 | 10 |
7.9%
|
|
| 9 | 12 |
9.5%
|
|
| 10 | Very effective | 2 |
1.6%
|
| 11 | Don't know | 111 | |
| Sysmiss | 52 |