Value | Category | Cases | |
---|---|---|---|
1 | Not effective at all | 2 |
0.7%
|
2 | 6 |
2.2%
|
|
3 | 10 |
3.6%
|
|
4 | 14 |
5.1%
|
|
5 | 35 |
12.8%
|
|
6 | 56 |
20.4%
|
|
7 | 58 |
21.2%
|
|
8 | 53 |
19.3%
|
|
9 | 23 |
8.4%
|
|
10 | Very effective | 17 |
6.2%
|
11 | Don't know | 32 |