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BIRTHORDER
Birth order of person

Codes and Frequencies



An 'X' indicates the category is available for that sample

00NIUXX
10FirstXX
11Only child·X
20SecondXX
30ThirdXX
40FourthXX
50FifthXX
60Sixth or higher (1988)X·
61Sixth·X
62Seventh·X
63Eighth or higher (1981)·X
99UnknownXX