| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not Effective | 102 |
8.5%
|
| 2 | Effective | 454 |
37.9%
|
| 3 | Very Effective | 163 |
13.6%
|
| 9 | Don't Know | 478 |
39.9%
|