1. Higher managerial, administrative, and professional occupations
2. Lower managerial, administrative, and professional occupations
3. Intermediate occupations
4. Small employers and own account workers
5. Lower supervisory and technical occupations
6. Semi-routine occupations
7. Routine occupations
1. L1 Empoyers in large establishments
2. L2 Higher managerial and administrative occupations
3. L3 Higher professional occupations
4. L4 Lower professional and higher technical occupations
5. L5 Lower managerial and administrative occupations
6. L6 Higher supervisory occupations
7. L7 Intermediate occupations
8. L8 Employers in small organisations
9. L9 Own account workers
10. L10 Lower supervisory workers
11. L11 Lower technical occupations
12. L12 Semi-routine occupations
13. L13 Routine occupations