| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 25 |
1.9%
|
| -1 | Don't know | 42 |
3.3%
|
| 1 | Upper class | 8 |
0.6%
|
| 2 | Upper middle class | 174 |
13.5%
|
| 3 | Lower middle class | 454 |
35.2%
|
| 4 | Working class | 391 |
30.3%
|
| 5 | Lower class | 195 |
15.1%
|