| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 0 |
0%
|
| -1 | refuse | 1 |
5.6%
|
| 1 | 0-10 | 10 |
55.6%
|
| 2 | 11-2200 | 7 |
38.9%
|
| Sysmiss | 1031 |