| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 4 |
1.3%
|
| 2 | 5 |
1.7%
|
|
| 3 | 7 |
2.3%
|
|
| 4 | 9 |
3%
|
|
| 5 | 30 |
10%
|
|
| 6 | 39 |
13%
|
|
| 7 | 53 |
17.7%
|
|
| 8 | 59 |
19.7%
|
|
| 9 | 29 |
9.7%
|
|
| 10 | Very effective | 10 |
3.3%
|
| 11 | Don't know | 0 |
0%
|
| NA | 55 |
18.3%
|