گزینههای پاسخ: BH: Missing; RU: Inappropriate response{Inappropriate}, Not asked in survey, Not applicable (Have never worked){Not applicable}, No answer, Don´t know, No independence at all, 2, 3, 4, 5, 6, 7, 8, 9, Complete independence
گزینههای پاسخ: DE,SE:Inapplicable ; RU:Inappropriate response; Missing{Inap, Not asked, Not applicable, No answer, Don´t know, Daily, Weekly, Monthly, Less than monthly, Never
گزینههای پاسخ: Sometimes, DE:Inapplicable; Missing; Unknown{Inappropriate}, Not asked in survey, Not applicable, No answer, Don't know, Often, Rarely, Never
