| Value | Category | Cases | |
|---|---|---|---|
| -99 | 14 |
7.3%
|
|
| 1 | Not effective at all | 4 |
2.1%
|
| 2 | 5 |
2.6%
|
|
| 3 | 6 |
3.1%
|
|
| 4 | 6 |
3.1%
|
|
| 5 | 9 |
4.7%
|
|
| 6 | 20 |
10.4%
|
|
| 7 | 21 |
10.9%
|
|
| 8 | 18 |
9.4%
|
|
| 9 | 7 |
3.6%
|
|
| 10 | Very effective | 0 |
0%
|
| 11 | 82 |
42.7%
|
|
| Sysmiss | 11 |