| Value | Category | Cases | |
|---|---|---|---|
| -99 | 3 |
1.4%
|
|
| 1 | Not effective at all | 0 |
0%
|
| 2 | 1 |
0.5%
|
|
| 3 | 4 |
1.8%
|
|
| 4 | 6 |
2.8%
|
|
| 5 | 27 |
12.4%
|
|
| 6 | 18 |
8.3%
|
|
| 7 | 21 |
9.7%
|
|
| 8 | 26 |
12%
|
|
| 9 | 24 |
11.1%
|
|
| 10 | Very effective | 23 |
10.6%
|
| 11 | Don't know | 64 |
29.5%
|
| Sysmiss | 4 |