| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 0 |
0%
|
| 2 | 2 |
0.9%
|
|
| 3 | 7 |
3%
|
|
| 4 | 5 |
2.2%
|
|
| 5 | 15 |
6.5%
|
|
| 6 | 15 |
6.5%
|
|
| 7 | 24 |
10.4%
|
|
| 8 | 22 |
9.5%
|
|
| 9 | 22 |
9.5%
|
|
| 10 | Very effective | 8 |
3.5%
|
| 11 | Don't know | 111 |
48.1%
|
| Sysmiss | 4 |