11. Farmers on small farms
12. Farmers on mid-sized farms
13. Farmers on large farms
21. Craftspeople
22. Retailers and related
23. Heads of business with 10 paid employees or more
31. Liberal professions and related
33. High-level civil servants
34. Teachers/professors, scientific professions
35. News, arts and entertainment professions
37. Administrative and commercial business executives/managers
38. Engineers, technical managers in business
42. School teachers and related
43. Intermediate profession in health and social work
44. Clergy, monks and nuns
45. Intermediate administrative professions in civil service
46. Intermediate administrative and commercial professions in business
47. Technicians
48. Foreman and forewomen, supervisors
52. Civil service and public office workers
53. Police officers and military personnel
54. Administrative office business employees
55. Commercial office employees
56. Service workers providing direct services to individuals
62. Skilled industrial laborers
63. Skilled craftspeople
64. Drivers
65. Skilled warehouse, storage and transportation laborers
67. Unskilled industrial laborers
68. Unskilled craftspeople
69. Agricultural laborers
71. Retired farmers
72. Retired craftspeople, retailers, entrepreneurs/business people
74. Retired executives
75. Retired intermediate professions
77. Retired office employees
78. Retired laborers
81. Unemployed who have never worked
84. High school and college/university students
85. Miscellaneous persons younger than 60 with no professional activity (excluding retired people)
86. Miscellaneous persons 60 and older with no professional activity (excluding retired people)