| Value | Category | Cases | |
|---|---|---|---|
| -99 | 6 |
2.3%
|
|
| 1 | Not effective at all | 11 |
4.3%
|
| 2 | 10 |
3.9%
|
|
| 3 | 20 |
7.8%
|
|
| 4 | 26 |
10.1%
|
|
| 5 | 35 |
13.6%
|
|
| 6 | 43 |
16.7%
|
|
| 7 | 15 |
5.8%
|
|
| 8 | 17 |
6.6%
|
|
| 9 | 10 |
3.9%
|
|
| 10 | Very effective | 18 |
7%
|
| 11 | Don't know | 46 |
17.9%
|
| Sysmiss | 3 |