| Value | Category | Cases | |
|---|---|---|---|
| 1 | Upper class | 11 |
1.1%
|
| 2 | Upper middle class | 211 |
20.2%
|
| 3 | Lower middle class | 389 |
37.2%
|
| 4 | Working class | 307 |
29.3%
|
| 5 | Lower class | 67 |
6.4%
|
| Sysmiss | 61 |
5.8%
|