| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 12 |
10.9%
|
| 2 | 8 |
7.3%
|
|
| 3 | 18 |
16.4%
|
|
| 4 | 15 |
13.6%
|
|
| 5 | 21 |
19.1%
|
|
| 6 | 11 |
10%
|
|
| 7 | 8 |
7.3%
|
|
| 8 | 6 |
5.5%
|
|
| 9 | 9 |
8.2%
|
|
| 10 | Very effective | 2 |
1.8%
|
| 11 | Don’t know | 0 |
0%
|
| Sysmiss | 116 |