Value | Category | Cases | |
---|---|---|---|
1 | Not effective at all | 2 |
1.5%
|
2 | 0 |
0%
|
|
3 | 2 |
1.5%
|
|
4 | 5 |
3.7%
|
|
5 | 18 |
13.4%
|
|
6 | 18 |
13.4%
|
|
7 | 27 |
20.1%
|
|
8 | 20 |
14.9%
|
|
9 | 12 |
9%
|
|
10 | Very effective | 14 |
10.4%
|
11 | Don't know | 16 |
11.9%
|