| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 11 |
8.1%
|
| 2 | 3 |
2.2%
|
|
| 3 | 13 |
9.6%
|
|
| 4 | 15 |
11%
|
|
| 5 | 10 |
7.4%
|
|
| 6 | 17 |
12.5%
|
|
| 7 | 12 |
8.8%
|
|
| 8 | 24 |
17.6%
|
|
| 9 | 12 |
8.8%
|
|
| 10 | Very effective | 19 |
14%
|
| 11 | Don't know | 122 | |
| Sysmiss | 68 |