| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 0 |
0%
|
| 3 | 4 |
5.4%
|
|
| 4 | 6 |
8.1%
|
|
| 5 | 8 |
10.8%
|
|
| 6 | 7 |
9.5%
|
|
| 7 | 20 |
27%
|
|
| 8 | 22 |
29.7%
|
|
| 9 | 4 |
5.4%
|
|
| 10 | Very effective | 3 |
4.1%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 92 |