Fill in month and year of birth in the Western or Islamic calendars or other ____.
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
Column (4), (5), (6) and (7) Date of birth
Ask the date of birth for every person listed on the form in column (2) and record the answers. Month and year of birth can be written according to the Christian calendar or the Islamic/Javanese calendar depending on the respondent's answer. If the Christian calendar is used write two digits for the number of the month and two digits for the last two digits of the year. For example:
January 01, 1964: write "64"
February 02, 1954: write "54"
November 11, 1902: write "02"
December 12, etc.
Method of filling in the form
- If the answer is the month and year in the Christian calendar, then fill in the month in column (4) and the year in column (6).
- If the answer is the month in the Islamic calendar and the year in the Christian calendar, write the month in column (5) and the year in column (6) and so on.
- If the birth month is not known and the answer is only the birth year, then write the birth year only in column (6) or (7).
- If both the month and year of birth are unknown, then directly ask the age and put that number in column (8).
This variable indicates the person's month of birth. Month of birth was written in according to the Christian or Islamic/Javanese calendar.