| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 7 |
5.5%
|
| 2 | 4 |
3.1%
|
|
| 3 | 10 |
7.8%
|
|
| 4 | 11 |
8.6%
|
|
| 5 | 22 |
17.2%
|
|
| 6 | 17 |
13.3%
|
|
| 7 | 14 |
10.9%
|
|
| 8 | 12 |
9.4%
|
|
| 9 | 15 |
11.7%
|
|
| 10 | Very effective | 16 |
12.5%
|
| 11 | N/A | 0 |
0%
|
| 12 | Don’t know | 0 |
0%
|
| Sysmiss | 98 |