| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 10 |
2%
|
| 2 | 11 |
2.2%
|
|
| 3 | 21 |
4.1%
|
|
| 4 | 46 |
9%
|
|
| 5 | 91 |
17.9%
|
|
| 6 | 117 |
23%
|
|
| 7 | 79 |
15.5%
|
|
| 8 | 55 |
10.8%
|
|
| 9 | 43 |
8.4%
|
|
| 10 | Very effective | 36 |
7.1%
|
| 11 | Don't know | 132 | |
| Sysmiss | 78 |