| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 9 |
3%
|
| 2 | 9 |
3%
|
|
| 3 | 20 |
6.6%
|
|
| 4 | 28 |
9.3%
|
|
| 5 | 35 |
11.6%
|
|
| 6 | 42 |
14%
|
|
| 7 | 32 |
10.6%
|
|
| 8 | 27 |
9%
|
|
| 9 | 22 |
7.3%
|
|
| 10 | Very effective | 16 |
5.3%
|
| 11 | 61 |
20.3%
|
|
| Sysmiss | 26 |