| Value | Category | Cases | |
|---|---|---|---|
| -99 | 9 |
4.7%
|
|
| 1 | Not effective at all | 9 |
4.7%
|
| 2 | 7 |
3.6%
|
|
| 3 | 6 |
3.1%
|
|
| 4 | 15 |
7.8%
|
|
| 5 | 22 |
11.5%
|
|
| 6 | 24 |
12.5%
|
|
| 7 | 11 |
5.7%
|
|
| 8 | 9 |
4.7%
|
|
| 9 | 5 |
2.6%
|
|
| 10 | Very effective | 2 |
1%
|
| 11 | 73 |
38%
|
|
| Sysmiss | 11 |