| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refused | 0 |
0%
|
| 1 | Much more effective than most other T/HT/CS | 2 |
1.7%
|
| 2 | More effective than most other T/HT/CS | 12 |
10.2%
|
| 3 | As effective as most other T/HT/CS | 25 |
21.2%
|
| 4 | Less effective than most other T/HT/CS | 70 |
59.3%
|
| 5 | Much less effective than most other T/HT/CS | 9 |
7.6%
|
| Sysmiss | 92 |