| Value | Category | Cases | |
|---|---|---|---|
| -99 | 23 |
3.1%
|
|
| 1 | Not effective at all | 13 |
1.8%
|
| 2 | 22 |
3%
|
|
| 3 | 36 |
4.9%
|
|
| 4 | 49 |
6.7%
|
|
| 5 | 113 |
15.4%
|
|
| 6 | 99 |
13.5%
|
|
| 7 | 109 |
14.8%
|
|
| 8 | 88 |
12%
|
|
| 9 | 45 |
6.1%
|
|
| 10 | Very effective | 49 |
6.7%
|
| 11 | 90 |
12.2%
|
|
| Sysmiss | 15 |