| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 502 |
35.9%
|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Lower | 269 |
19.2%
|
| 2 | Middle | 479 |
34.2%
|
| 3 | Higher | 148 |
10.6%
|