| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 8 |
6.7%
|
| 2 | 7 |
5.9%
|
|
| 3 | 3 |
2.5%
|
|
| 4 | 8 |
6.7%
|
|
| 5 | 26 |
21.8%
|
|
| 6 | 23 |
19.3%
|
|
| 7 | 16 |
13.4%
|
|
| 8 | 10 |
8.4%
|
|
| 9 | 12 |
10.1%
|
|
| 10 | Very effective | 6 |
5%
|
| 11 | Don’t know | 0 |
0%
|
| Sysmiss | 107 |