| Value | Category | Cases | |
|---|---|---|---|
| 1 | White collar high skilled | 191326 |
48%
|
| 2 | White collar low skilled | 86559 |
21.7%
|
| 3 | Blue collar high skilled | 57003 |
14.3%
|
| 4 | Blue collar low skilled | 42514 |
10.7%
|
| 7 | N/A | 1802 |
0.5%
|
| 9 | Missing | 19546 |
4.9%
|