20. In respect of any person who has ever worked and who is aged 16 years or over but under 75 years on census day for the main job he was doing during the week preceding census day, or if not working during that week, for his last main job–
(a)whether he worked as an employee, or was self employed with employees or was self employed or freelance without employees;
(b)how many people worked for his employer at the place where he worked or, if self employed, how many people he employed;
(c)how many hours a week he usually worked in his main job;
(d)whether or not he supervised any other employees;
(e)the full name of the organisation he worked for in his main job or the name of his own business, or, whether self employed or freelance or working for a private individual;
(f)what was the business of his employer at the place where he worked or, if he was self employed or freelance or had his own business, what was the nature of that business;
(g)what was the full title of his main job; and
(h)what he did in his main job.