| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 4 |
1.9%
|
| 2 | 12 |
5.6%
|
|
| 3 | 5 |
2.3%
|
|
| 4 | 3 |
1.4%
|
|
| 5 | 18 |
8.4%
|
|
| 6 | 17 |
7.9%
|
|
| 7 | 31 |
14.5%
|
|
| 8 | 23 |
10.7%
|
|
| 9 | 15 |
7%
|
|
| 10 | Very effective | 13 |
6.1%
|
| 11 | Don't know | 73 |
34.1%
|
| Sysmiss | 11 |