| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 4 |
16%
|
| -1 | 1 |
4%
|
|
| 1 | <25% | 4 |
16%
|
| 2 | 25-50% | 2 |
8%
|
| 3 | 50-75% | 4 |
16%
|
| 4 | >75% | 3 |
12%
|
| 5 | 100% | 7 |
28%
|
| Sysmiss | 1024 |