Response options: 15 students or fewer, 16-20 students, 21-25 students, 26-30 students, 31-35 students, 36-40 students, 41-45 students, 46-50 students, More than 50 students, Valid Skip, Not Reached, Not Applicable, Invalid, No Response
Response options: SG: Missing; DE:Inapplicable; RU: Inappropriate response{Ina, Not asked in survey, Not applicable, No answer, Don´t know, No choice at all, 2, 3, 4, 5, 6, 7, 8, 9, A great deal of choice
