| Value | Category | Cases | |
|---|---|---|---|
| -3 | INAP; No spouse | 730 |
48%
|
| -2 | No answer | 5 |
0.3%
|
| -1 | Don't know | 16 |
1.1%
|
| 1 | Lower | 339 |
22.3%
|
| 2 | Middle | 289 |
19%
|
| 3 | Higher | 141 |
9.3%
|