| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 0 |
0%
|
| 3 | 4 |
1.1%
|
|
| 4 | 12 |
3.4%
|
|
| 5 | 48 |
13.7%
|
|
| 6 | 65 |
18.5%
|
|
| 7 | 72 |
20.5%
|
|
| 8 | 66 |
18.8%
|
|
| 9 | 50 |
14.2%
|
|
| 10 | Very effective | 34 |
9.7%
|
| 11 | Don't know | 54 | |
| Sysmiss | 18 |