Response options: Never or almost never, Less than half of the lessons, About half of the lessons, More than half of the lessons, Every lesson or almost every lesson, Valid Skip, Not Applicable, Invalid, No Response
Response options: Never or almost never, Some lessons, Many lessons, Every lesson or almost every lesson, Valid Skip, Not Reached, Not Applicable, Invalid, No Response
Response options: Never or almost never, Less than half of the lessons, About half of the lessons, More than half of the lessons, Every lesson or almost every lesson, Valid Skip, Not Applicable, Invalid, No Response
Response options: Never or almost never, Some lessons, Many lessons, Every lesson or almost every lesson, Valid Skip, Not Reached, Not Applicable, Invalid, No Response
Response options: BH: Missing;DE: Inappropriate response{Inappropriate}, Not asked in survey, Inapplicable (Neither has, nor seeks a job){Inapplicable}, No answer, Don´t know, Very much, A great deal, Not much, Not at all
