| Value | Category | Cases | |
|---|---|---|---|
| -99 | 5 |
2.1%
|
|
| 1 | Not effective at all | 6 |
2.5%
|
| 2 | 6 |
2.5%
|
|
| 3 | 5 |
2.1%
|
|
| 4 | 17 |
7.2%
|
|
| 5 | 25 |
10.6%
|
|
| 6 | 28 |
11.9%
|
|
| 7 | 31 |
13.1%
|
|
| 8 | 21 |
8.9%
|
|
| 9 | 6 |
2.5%
|
|
| 10 | Very effective | 9 |
3.8%
|
| 11 | Don't know | 77 |
32.6%
|
| Sysmiss | 8 |