| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 9 |
7.7%
|
| 2 | 9 |
7.7%
|
|
| 3 | 10 |
8.5%
|
|
| 4 | 10 |
8.5%
|
|
| 5 | 21 |
17.9%
|
|
| 6 | 20 |
17.1%
|
|
| 7 | 19 |
16.2%
|
|
| 8 | 11 |
9.4%
|
|
| 9 | 8 |
6.8%
|
|
| 10 | Very effective | 0 |
0%
|
| 11 | Don't know | 114 | |
| Sysmiss | 58 |