| Value | Category | Cases | |
|---|---|---|---|
| -99 | 1 |
0.7%
|
|
| 1 | Not effective at all | 10 |
7.3%
|
| 2 | 5 |
3.6%
|
|
| 3 | 8 |
5.8%
|
|
| 4 | 17 |
12.4%
|
|
| 5 | 8 |
5.8%
|
|
| 6 | 11 |
8%
|
|
| 7 | 17 |
12.4%
|
|
| 8 | 11 |
8%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | Very effective | 6 |
4.4%
|
| 11 | 42 |
30.7%
|
|
| Sysmiss | 7 |