| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 0 |
0%
|
| -1 | refuse | 1 |
9.1%
|
| 1 | 0-10 | 5 |
45.5%
|
| 2 | 11-600 | 5 |
45.5%
|
| Sysmiss | 1038 |