| Value | Category | Cases | |
|---|---|---|---|
| -99 | 5 |
1.7%
|
|
| 1 | Not effective at all | 23 |
7.8%
|
| 2 | 14 |
4.7%
|
|
| 3 | 25 |
8.4%
|
|
| 4 | 29 |
9.8%
|
|
| 5 | 37 |
12.5%
|
|
| 6 | 28 |
9.5%
|
|
| 7 | 30 |
10.1%
|
|
| 8 | 20 |
6.8%
|
|
| 9 | 12 |
4.1%
|
|
| 10 | Very effective | 10 |
3.4%
|
| 11 | Don't know | 63 |
21.3%
|
| Sysmiss | 11 |