| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 3 |
0.3%
|
| 1 | Upper class | 25 |
2.5%
|
| 2 | Upper middle class | 44 |
4.4%
|
| 3 | Lower middle class | 430 |
43%
|
| 4 | Working class | 379 |
37.9%
|
| 5 | Lower class | 115 |
11.5%
|