| Value | Category | Cases | |
|---|---|---|---|
| -99 | 35 |
4.8%
|
|
| 1 | Not effective at all | 36 |
5%
|
| 2 | 47 |
6.5%
|
|
| 3 | 48 |
6.6%
|
|
| 4 | 72 |
9.9%
|
|
| 5 | 98 |
13.5%
|
|
| 6 | 79 |
10.9%
|
|
| 7 | 58 |
8%
|
|
| 8 | 37 |
5.1%
|
|
| 9 | 11 |
1.5%
|
|
| 10 | Very effective | 16 |
2.2%
|
| 11 | 189 |
26%
|
|
| Sysmiss | 25 |