| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very effective | 762 |
29%
|
| 2 | Fairly effective | 760 |
28.9%
|
| 3 | Fairly ineffective | 519 |
19.7%
|
| 4 | Very ineffective | 588 |
22.4%
|
| Sysmiss | 921 |