| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 0 |
0%
|
| 2 | 3 |
2.1%
|
|
| 3 | 3 |
2.1%
|
|
| 4 | 2 |
1.4%
|
|
| 5 | 7 |
4.9%
|
|
| 6 | 12 |
8.5%
|
|
| 7 | 15 |
10.6%
|
|
| 8 | 33 |
23.2%
|
|
| 9 | 21 |
14.8%
|
|
| 10 | Very effective | 16 |
11.3%
|
| 11 | Don’t know | 30 |
21.1%
|
| Sysmiss | 23 |