| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 0 |
0%
|
| 2 | 0 |
0%
|
|
| 3 | 5 |
3.4%
|
|
| 4 | 1 |
0.7%
|
|
| 5 | 8 |
5.5%
|
|
| 6 | 8 |
5.5%
|
|
| 7 | 6 |
4.1%
|
|
| 8 | 9 |
6.2%
|
|
| 9 | 3 |
2.1%
|
|
| 10 | Very effective | 5 |
3.4%
|
| 11 | Don't know | 101 |
69.2%
|
| Sysmiss | 13 |