| Value | Category | Cases | |
|---|---|---|---|
| -99 | 1 |
1.4%
|
|
| 1 | Not effective at all | 4 |
5.7%
|
| 2 | 0 |
0%
|
|
| 3 | 1 |
1.4%
|
|
| 4 | 5 |
7.1%
|
|
| 5 | 6 |
8.6%
|
|
| 6 | 8 |
11.4%
|
|
| 7 | 5 |
7.1%
|
|
| 8 | 7 |
10%
|
|
| 9 | 1 |
1.4%
|
|
| 10 | Very effective | 1 |
1.4%
|
| 11 | Don't know | 31 |
44.3%
|
| Sysmiss | 3 |