| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.8%
|
| -1 | Don't know | 29 |
2.4%
|
| 1 | Upper class | 113 |
9.4%
|
| 2 | Upper middle class | 395 |
32.9%
|
| 3 | Lower middle class | 238 |
19.8%
|
| 4 | Working class | 370 |
30.8%
|
| 5 | Lower class | 45 |
3.8%
|