| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 12 |
0.7%
|
| 1 | Upper class | 23 |
1.3%
|
| 2 | Upper middle class | 340 |
19.5%
|
| 3 | Lower middle class | 752 |
43.2%
|
| 4 | Working class | 363 |
20.9%
|
| 5 | Lower class | 248 |
14.2%
|