| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 443 |
36.9%
|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Lower | 264 |
22%
|
| 2 | Middle | 321 |
26.8%
|
| 3 | Higher | 166 |
13.8%
|