| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 8 |
3.1%
|
| 2 | 35 |
13.6%
|
|
| 3 | 38 |
14.8%
|
|
| 4 | 29 |
11.3%
|
|
| 5 | 30 |
11.7%
|
|
| 6 | 32 |
12.5%
|
|
| 7 | 26 |
10.1%
|
|
| 8 | 15 |
5.8%
|
|
| 9 | 20 |
7.8%
|
|
| 10 | Very effective | 24 |
9.3%
|
| 11 | Don't know | 36 | |
| Sysmiss | 10 |