Interviewer instructions
Questions 13 to 18: Only ask persons who were born before April, 1986 (aged 13 years and older) (Persons who were born in 1986 and do not have month of birth in question 4 should also answer these questions).
Question 14: What field of study has (name) completed with the highest degree?
This question is only asked among those who have code "2", "3", "4", "5", "6", "7", or "8" in question 13.
Field of study which a person has completed is the field of study listed in his/her certificate and reported in question 13.
Note: if a person has various certificates at the same level of education, interviewers record his/her field of study for the current job. In a case that person doesn't work on any of his/her field of study in school, interviewers record his/her most likeable field of study or field of occupation that person worked before being retired (if a retired person), or field of occupation that s/he worked before quitting these trained field of study.
Those who have not had formal technical/professional training and receive official technical/professional certificate of their skill level from local authorities can claim their "field of study" as the field of occupation in which they receive official certificate of skill level.