| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 0 |
0%
|
| 3 | 3 |
5.8%
|
|
| 4 | 7 |
13.5%
|
|
| 5 | 8 |
15.4%
|
|
| 6 | 6 |
11.5%
|
|
| 7 | 12 |
23.1%
|
|
| 8 | 7 |
13.5%
|
|
| 9 | 9 |
17.3%
|
|
| 10 | Very effective | 0 |
0%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 70 |