[Questions 17-19 asked of all ages.]
19b. Years of primary schooling
These questions are to be answered for every individual. Whereas it is pointless to put all of these questions in respect of infants and very young children, a response position must be scored for every individual on questions 17 to 19.
50. Question 19B - Years of primary schooling
Score the number of completed years a person attended primary school. For persons who have had no formal schooling or attended primary school for less than one year score 0.