| 2012 | ||||||
| 2003 | Occupation | Level 1: Legislators, senior official, managers, and professionals | Level 2: Technicians and associate professionals, armed forces | Level 3: Clerks, service workers, shop and market sales workers | Level 4: Skilled agricultural workers, craft, and skilled workers | Level 5: Elementary occupation |
| Level 1: Legislators, senior official, managers, and professionals | +/+ | +/− | +/− | +/− | +/− | |
| Level 2: Technicians and associate professionals, armed forces | −/+ | +/+ | +/− | +/− | +/− | |
| Level 3: Clerks, service workers, shop and market sales workers | −/+ | −/+ | −/− | +/− | +/− | |
| Level 4: Skilled agricultural workers, craft, and skilled workers | −/+ | −/+ | −/+ | −/− | +/− | |
| Level 5: Elementary occupation | −/+ | −/+ | −/+ | −/+ | −/− | |
| Employment contract | Permanent contracts | Others | ||||
| Permanent contracts | +/+ | +/− | ||||
| Others | −/+ | −/− | ||||
| Working-time | Full-time | Part-time | ||||
| Full-time | +/+ | +/− | ||||
| Part-time | −/+ | −/− | ||||
| Wage quartile | 1st quartile | 2nd quartile | 3rd or 4th quartile | |||
| 1st quartile | −/− | −/+ | −/+ | |||
| 2nd quartile | +/− | −/− | −/+ | |||
| 3rd or 4th quartile | +/− | +/− | +/+ | |||