| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 20 |
4.8%
|
| 2 | 26 |
6.3%
|
|
| 3 | 44 |
10.6%
|
|
| 4 | 64 |
15.4%
|
|
| 5 | 91 |
21.9%
|
|
| 6 | 73 |
17.6%
|
|
| 7 | 36 |
8.7%
|
|
| 8 | 24 |
5.8%
|
|
| 9 | 18 |
4.3%
|
|
| 10 | Very effective | 19 |
4.6%
|
| 11 | Don't know | 232 | |
| Sysmiss | 72 |