Interviewer instructions
59. The date of birth (column 12). For each person the enumerator will record the exact date of birth: the year, the month, the day, written in Arabic figures using, in all the cases two Arabic figures. So, for the months and days to the numbers between 1 to the 9, in front of each figure "0" will be written first (01,02, . . . , 09).
For the persons who do not remember the year, month and the day of birth exactly, the enumerator will ask the other members of the household or for the identification card or the birth certificate. When neither of these documents are available (for aged persons), additional questions will be asked aiming the indirect finding at the birth date, or at least the year of birth (as temporal reference point as: 1907 rebellion and the relation to the age of the person at the moment of event, the participation of Romania to the first world war etc.).