| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 32 |
9.1%
|
| 2 | 23 |
6.6%
|
|
| 3 | 23 |
6.6%
|
|
| 4 | 35 |
10%
|
|
| 5 | 36 |
10.3%
|
|
| 6 | 41 |
11.7%
|
|
| 7 | 37 |
10.6%
|
|
| 8 | 63 |
18%
|
|
| 9 | 30 |
8.6%
|
|
| 10 | Very effective | 30 |
8.6%
|
| 11 | Don't know | 0 |
0%
|
| Sysmiss | 125 |