| Value | Category | Cases | |
|---|---|---|---|
| -99 | 14 |
4.6%
|
|
| 1 | Not effective at all | 14 |
4.6%
|
| 2 | 15 |
4.9%
|
|
| 3 | 22 |
7.2%
|
|
| 4 | 27 |
8.8%
|
|
| 5 | 20 |
6.5%
|
|
| 6 | 26 |
8.5%
|
|
| 7 | 11 |
3.6%
|
|
| 8 | 13 |
4.2%
|
|
| 9 | 17 |
5.5%
|
|
| 10 | Very effective | 30 |
9.8%
|
| 11 | Don't know | 98 |
31.9%
|
| Sysmiss | 19 |