op/obefrper:

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obefrper

: Person Number Surveyed

: Lfd. Personennummer


op – Data from individual questionnaires 1998

:

:

: 1998


: SOEP-Core

Measure Value
Min. 1.0
1st Qu. 1.0
Median 2.0
Mean 1.8312883435582823
3rd Qu. 2.0
Max. 14.0
valid 14670
invalid 0

German Socio-economic Panel (SOEP)