| Value | Category | Cases | |
|---|---|---|---|
| -99 | 2 |
1%
|
|
| 1 | Not effective at all | 7 |
3.4%
|
| 2 | 3 |
1.4%
|
|
| 3 | 12 |
5.8%
|
|
| 4 | 20 |
9.6%
|
|
| 5 | 25 |
12%
|
|
| 6 | 34 |
16.3%
|
|
| 7 | 20 |
9.6%
|
|
| 8 | 20 |
9.6%
|
|
| 9 | 13 |
6.3%
|
|
| 10 | Very effective | 6 |
2.9%
|
| 11 | Don't know | 46 |
22.1%
|
| Sysmiss | 17 |