| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 4 |
2.8%
|
| 2 | 2 |
1.4%
|
|
| 3 | 4 |
2.8%
|
|
| 4 | 5 |
3.4%
|
|
| 5 | 6 |
4.1%
|
|
| 6 | 7 |
4.8%
|
|
| 7 | 12 |
8.3%
|
|
| 8 | 17 |
11.7%
|
|
| 9 | 13 |
9%
|
|
| 10 | Very effective | 5 |
3.4%
|
| 11 | Don't know | 70 |
48.3%
|
| Sysmiss | 12 |