| Value | Category | Cases | |
|---|---|---|---|
| -99 | 1 |
0.7%
|
|
| 1 | Not effective at all | 10 |
7.4%
|
| 2 | 7 |
5.1%
|
|
| 3 | 7 |
5.1%
|
|
| 4 | 17 |
12.5%
|
|
| 5 | 17 |
12.5%
|
|
| 6 | 10 |
7.4%
|
|
| 7 | 11 |
8.1%
|
|
| 8 | 13 |
9.6%
|
|
| 9 | 3 |
2.2%
|
|
| 10 | Very effective | 6 |
4.4%
|
| 11 | 34 |
25%
|
|
| Sysmiss | 8 |