| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 958 |
52.9%
|
| -1 | Don't know | 17 |
0.9%
|
| 1 | Lower | 89 |
4.9%
|
| 2 | Middle | 146 |
8.1%
|
| 3 | Higher | 600 |
33.1%
|