| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 5 |
3.3%
|
| 2 | 5 |
3.3%
|
|
| 3 | 7 |
4.6%
|
|
| 4 | 13 |
8.5%
|
|
| 5 | 30 |
19.6%
|
|
| 6 | 17 |
11.1%
|
|
| 7 | 29 |
19%
|
|
| 8 | 26 |
17%
|
|
| 9 | 14 |
9.2%
|
|
| 10 | Very effective | 7 |
4.6%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 47 |