| Value | Category | Cases | |
|---|---|---|---|
| -99 | 9 |
2.3%
|
|
| 1 | Not effective at all | 9 |
2.3%
|
| 2 | 8 |
2%
|
|
| 3 | 14 |
3.5%
|
|
| 4 | 16 |
4%
|
|
| 5 | 39 |
9.8%
|
|
| 6 | 34 |
8.6%
|
|
| 7 | 41 |
10.3%
|
|
| 8 | 42 |
10.6%
|
|
| 9 | 27 |
6.8%
|
|
| 10 | Very effective | 12 |
3%
|
| 11 | Don't know | 146 |
36.8%
|
| Sysmiss | 10 |