Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 0 |
0%
|
0 | Not at all effective | 15 |
1.3%
|
1 | Not very effective | 36 |
3%
|
2 | Somewhat effective | 114 |
9.6%
|
3 | Very effective | 861 |
72.3%
|
8 | Refused | 0 |
0%
|
9 | Don't know | 165 |
13.9%
|