| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Not available | 2 |
0.2%
|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 4 |
0.3%
|
| 1 | Upper class | 27 |
2.2%
|
| 2 | Upper middle class | 237 |
19.3%
|
| 3 | Lower middle class | 466 |
37.9%
|
| 4 | Working class | 218 |
17.7%
|
| 5 | Lower class | 275 |
22.4%
|