Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 0 |
0%
|
0 | Not at all effective | 30 |
2.5%
|
1 | Not very effective | 135 |
11.3%
|
2 | Somewhat effective | 505 |
42.1%
|
3 | Very effective | 454 |
37.8%
|
9 | Don't know | 76 |
6.3%
|
998 | Refused | 0 |
0%
|