| Value | Category | Cases | |
|---|---|---|---|
| -99 | 16 |
2.2%
|
|
| 1 | Not effective at all | 30 |
4.2%
|
| 2 | 32 |
4.4%
|
|
| 3 | 54 |
7.5%
|
|
| 4 | 86 |
11.9%
|
|
| 5 | 108 |
15%
|
|
| 6 | 98 |
13.6%
|
|
| 7 | 68 |
9.4%
|
|
| 8 | 43 |
6%
|
|
| 9 | 26 |
3.6%
|
|
| 10 | Very effective | 30 |
4.2%
|
| 11 | 130 |
18%
|
|
| Sysmiss | 30 |