| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 283 |
23.6%
|
| -2 | No answer | 13 |
1.1%
|
| 1 | Lower | 398 |
33.2%
|
| 2 | Middle | 349 |
29.1%
|
| 3 | Higher | 157 |
13.1%
|