| Value | Category | Cases | |
|---|---|---|---|
| -99 | 5 |
1.7%
|
|
| 1 | Not effective at all | 8 |
2.7%
|
| 2 | 5 |
1.7%
|
|
| 3 | 10 |
3.3%
|
|
| 4 | 17 |
5.7%
|
|
| 5 | 34 |
11.4%
|
|
| 6 | 31 |
10.4%
|
|
| 7 | 34 |
11.4%
|
|
| 8 | 29 |
9.7%
|
|
| 9 | 31 |
10.4%
|
|
| 10 | Very effective | 29 |
9.7%
|
| 11 | 66 |
22.1%
|
|
| Sysmiss | 11 |