(d) Revisions to collection scope and classificatory variables (e.g., business size; age ranges) to reflect changes in international standards.

The same Article provided that title of the official position, handicraft, profession or speciality is determined by the employer according to the Professions' Classificatory, while qualification categories are afforded according to the work performed.

These are people (in terms of their employment status), posts (jobs or vacancies), money (pay) and time (hours worked) and a variety of classificatory schema (occupation, job search activities, etc.).