| Value | Category | Cases | |
|---|---|---|---|
| -5 | Other missing; Multiple answers Mail (EVS) {other missing} | 23 |
1.9%
|
| -3 | INAP; No spouse | 200 |
16.7%
|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 3 |
0.3%
|
| 1 | Lower | 138 |
11.5%
|
| 2 | Middle | 532 |
44.3%
|
| 3 | Higher | 299 |
24.9%
|