| Value | Category | Cases | |
|---|---|---|---|
| -99 | 86 |
28.9%
|
|
| 1 | Not effective at all | 15 |
5%
|
| 2 | 11 |
3.7%
|
|
| 3 | 16 |
5.4%
|
|
| 4 | 19 |
6.4%
|
|
| 5 | 9 |
3%
|
|
| 6 | 16 |
5.4%
|
|
| 7 | 15 |
5%
|
|
| 8 | 9 |
3%
|
|
| 9 | 11 |
3.7%
|
|
| 10 | Very effective | 42 |
14.1%
|
| 11 | Don't know | 49 |
16.4%
|
| Sysmiss | 77 |