| Value | Category | Cases | |
|---|---|---|---|
| -5 | missing; unknown | 0 |
0%
|
| -4 | not asked in survey | 0 |
0%
|
| -3 | not applicable | 0 |
0%
|
| -2 | no answer | 0 |
0%
|
| -1 | don´t know | 0 |
0%
|
| 1 | lower | 83548 |
36.3%
|
| 2 | middle | 97461 |
42.3%
|
| 3 | upper | 49274 |
21.4%
|
| Sysmiss | 27314 |