| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very effective | 121 |
15.4%
|
| 2 | Effective | 305 |
38.8%
|
| 3 | Moderately effectively | 276 |
35.1%
|
| 4 | Poorly effective | 72 |
9.2%
|
| 5 | Not effective at all | 12 |
1.5%
|
| Sysmiss | 1194 |