| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 1093 |
42.1%
|
| -2 | No answer | 57 |
2.2%
|
| -1 | Don't know | 18 |
0.7%
|
| 1 | Lower | 39 |
1.5%
|
| 2 | Middle | 668 |
25.7%
|
| 3 | Higher | 721 |
27.8%
|