گزینههای پاسخ: SG: Missing;DE: Inapplicable;RU: Inappropriate response{Inap, Not asked, Not applicable, No answer, Don´t know, Mentioned, Not mentioned
گزینههای پاسخ: Full-time (more than 90% of full-time hours), Part-time (71-90% of full-time hours), Part-time (50-70% of full-time hours), Part-time (less than 50% of full-time hours), Valid Skip, Not Applicable, Invalid, No Response
