| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 522 |
52.2%
|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 11 |
1.1%
|
| 1 | Lower | 225 |
22.5%
|
| 2 | Middle | 105 |
10.5%
|
| 3 | Higher | 136 |
13.6%
|