| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 13 |
6%
|
| -1 | refuse | 6 |
2.8%
|
| 0 | 15 |
6.9%
|
|
| 1 | 0.8-1000 | 146 |
67%
|
| 2 | 1001-10000 | 34 |
15.6%
|
| 3 | 10001-900000 | 4 |
1.8%
|
| 900000 | extreme value | 0 |
0%
|
| Sysmiss | 831 |