| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 3 |
1%
|
| 2 | 13 |
4.3%
|
|
| 3 | 10 |
3.3%
|
|
| 4 | 11 |
3.7%
|
|
| 5 | 21 |
7%
|
|
| 6 | 30 |
10%
|
|
| 7 | 34 |
11.4%
|
|
| 8 | 36 |
12%
|
|
| 9 | 13 |
4.3%
|
|
| 10 | Very effective | 17 |
5.7%
|
| 11 | 111 |
37.1%
|
|
| Sysmiss | 8 |