| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 13 |
4%
|
| -1 | refuse | 21 |
6.4%
|
| 0 | 18 |
5.5%
|
|
| 1 | 0.5-1000 | 209 |
64.1%
|
| 2 | 1001-10000 | 65 |
19.9%
|
| 3 | 10001-87278 | 0 |
0%
|
| Sysmiss | 723 |