| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 1 |
0.7%
|
| 2 | 2 |
1.4%
|
|
| 3 | 8 |
5.6%
|
|
| 4 | 9 |
6.3%
|
|
| 5 | 12 |
8.3%
|
|
| 6 | 24 |
16.7%
|
|
| 7 | 27 |
18.8%
|
|
| 8 | 39 |
27.1%
|
|
| 9 | 13 |
9%
|
|
| 10 | Very effective | 9 |
6.3%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 231 |