| Value | Category | Cases | |
|---|---|---|---|
| -99 | 56 |
18.6%
|
|
| 1 | Not effective at all | 21 |
7%
|
| 2 | 9 |
3%
|
|
| 3 | 11 |
3.7%
|
|
| 4 | 17 |
5.6%
|
|
| 5 | 17 |
5.6%
|
|
| 6 | 15 |
5%
|
|
| 7 | 11 |
3.7%
|
|
| 8 | 14 |
4.7%
|
|
| 9 | 5 |
1.7%
|
|
| 10 | Very effective | 46 |
15.3%
|
| 11 | Don't know | 79 |
26.2%
|
| Sysmiss | 74 |