| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very effective | 225 |
28.1%
|
| 2 | Effective | 316 |
39.5%
|
| 3 | Moderately effectively | 209 |
26.1%
|
| 4 | Poorly effective | 42 |
5.3%
|
| 5 | Not effective at all | 8 |
1%
|
| Sysmiss | 1180 |