| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 415 |
41.3%
|
| -2 | No answer | 7 |
0.7%
|
| 1 | Lower | 217 |
21.6%
|
| 2 | Middle | 164 |
16.3%
|
| 3 | Higher | 201 |
20%
|