| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 12 |
5.7%
|
| 2 | 9 |
4.3%
|
|
| 3 | 13 |
6.2%
|
|
| 4 | 18 |
8.6%
|
|
| 5 | 31 |
14.8%
|
|
| 6 | 31 |
14.8%
|
|
| 7 | 43 |
20.6%
|
|
| 8 | 26 |
12.4%
|
|
| 9 | 18 |
8.6%
|
|
| 10 | Very effective | 8 |
3.8%
|
| 11 | Don't know | 31 | |
| Sysmiss | 22 |