| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 7 |
3%
|
| 2 | 5 |
2.2%
|
|
| 3 | 12 |
5.2%
|
|
| 4 | 11 |
4.7%
|
|
| 5 | 19 |
8.2%
|
|
| 6 | 26 |
11.2%
|
|
| 7 | 28 |
12.1%
|
|
| 8 | 46 |
19.8%
|
|
| 9 | 28 |
12.1%
|
|
| 10 | Very effective | 16 |
6.9%
|
| 11 | Don't know | 34 |
14.7%
|
| Sysmiss | 16 |