| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 5 |
2.3%
|
| 2 | 6 |
2.7%
|
|
| 3 | 9 |
4.1%
|
|
| 4 | 18 |
8.1%
|
|
| 5 | 11 |
5%
|
|
| 6 | 23 |
10.4%
|
|
| 7 | 15 |
6.8%
|
|
| 8 | 15 |
6.8%
|
|
| 9 | 5 |
2.3%
|
|
| 10 | Very effective | 13 |
5.9%
|
| 11 | Don't know | 102 |
45.9%
|
| Sysmiss | 15 |