| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 13 |
1.1%
|
| 1 | Upper class | 8 |
0.7%
|
| 2 | Upper middle class | 304 |
24.9%
|
| 3 | Lower middle class | 391 |
32%
|
| 4 | Working class | 435 |
35.6%
|
| 5 | Lower class | 71 |
5.8%
|